From cfbd63e25f7cfa4df89337dd540f1eeee2cdd910 Mon Sep 17 00:00:00 2001
From: PetrochukKsenija <xenija231@mail.ru>
Date: Thu, 1 Jun 2023 03:46:31 +0300
Subject: [PATCH] feat(kb): answers about scg elements

---
 kb/answer_about_scg_element/contact.gwf       |  44 ++++++
 kb/answer_about_scg_element/rrel_entity.gwf   |  56 ++++++++
 .../message/message_about_sc_base_arc.gwf     |  44 ++++++
 .../message/message_about_scg_arc.gwf         |  44 ++++++
 .../message/message_about_scg_arc_fuzzy.gwf   |  44 ++++++
 .../message_about_scg_arc_negative.gwf        |  44 ++++++
 .../message/message_about_scg_edge.gwf        |  44 ++++++
 .../scg_arcs/phrase/phrase_about_sc_arc.gwf   |  39 ++++++
 .../phrase/phrase_about_sc_arc_fuzzy.gwf      |  39 ++++++
 .../phrase/phrase_about_sc_arc_negative.gwf   |  39 ++++++
 .../phrase/phrase_about_sc_base_arc.gwf       |  39 ++++++
 .../scg_arcs/phrase/phrase_about_sc_edge.gwf  |  39 ++++++
 .../scg_arcs/rule/rule_sc_arc.gwf             | 131 ++++++++++++++++++
 .../scg_arcs/rule/rule_sc_arc_fuzzy.gwf       | 131 ++++++++++++++++++
 .../scg_arcs/rule/rule_sc_arc_negative.gwf    | 131 ++++++++++++++++++
 .../scg_arcs/rule/rule_sc_base_arc.gwf        | 131 ++++++++++++++++++
 .../scg_arcs/rule/rule_sc_edge.gwf            | 131 ++++++++++++++++++
 .../message/message_about_sc_node_base.gwf    |  44 ++++++
 .../message/message_about_sc_node_class.gwf   |  44 ++++++
 .../message_about_sc_node_ligament.gwf        |  44 ++++++
 .../message/message_about_sc_node_norole.gwf  |  44 ++++++
 .../message/message_about_sc_node_role.gwf    |  44 ++++++
 .../message/message_about_sc_node_struct.gwf  |  44 ++++++
 .../phrase/phrase_about_sc_node_base.gwf      |  37 +++++
 .../phrase/phrase_about_sc_node_class.gwf     |  37 +++++
 .../phrase/phrase_about_sc_node_ligament.gwf  |  37 +++++
 .../phrase/phrase_about_sc_node_norole.gwf    |  37 +++++
 .../phrase/phrase_about_sc_node_role.gwf      |  37 +++++
 .../phrase/phrase_about_sc_node_struct.gwf    |  37 +++++
 .../scg_nodes/rule/rule_sc_node_base.gwf      | 131 ++++++++++++++++++
 .../scg_nodes/rule/rule_sc_node_class.gwf     | 131 ++++++++++++++++++
 .../scg_nodes/rule/rule_sc_node_ligament.gwf  | 131 ++++++++++++++++++
 .../scg_nodes/rule/rule_sc_node_norole.gwf    | 131 ++++++++++++++++++
 .../scg_nodes/rule/rule_sc_node_role.gwf      | 131 ++++++++++++++++++
 .../scg_nodes/rule/rule_sc_node_struct.gwf    | 131 ++++++++++++++++++
 repo.path                                     |   1 +
 36 files changed, 2443 insertions(+)
 create mode 100644 kb/answer_about_scg_element/contact.gwf
 create mode 100644 kb/answer_about_scg_element/rrel_entity.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/message/message_about_sc_base_arc.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/message/message_about_scg_arc.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/message/message_about_scg_arc_fuzzy.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/message/message_about_scg_arc_negative.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/message/message_about_scg_edge.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_arc.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_arc_fuzzy.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_arc_negative.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_base_arc.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_edge.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/rule/rule_sc_arc.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/rule/rule_sc_arc_fuzzy.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/rule/rule_sc_arc_negative.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/rule/rule_sc_base_arc.gwf
 create mode 100644 kb/answer_about_scg_element/scg_arcs/rule/rule_sc_edge.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_base.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_class.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_ligament.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_norole.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_role.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_struct.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_base.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_class.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_ligament.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_norole.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_role.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_struct.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_base.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_class.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_ligament.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_norole.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_role.gwf
 create mode 100644 kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_struct.gwf

diff --git a/kb/answer_about_scg_element/contact.gwf b/kb/answer_about_scg_element/contact.gwf
new file mode 100644
index 0000000000..214ed68ae6
--- /dev/null
+++ b/kb/answer_about_scg_element/contact.gwf
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2434510454496" parent="0" x="476.5" y="295.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="2434507317744" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="354.5" y="355.5" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_entity_possible_role" shapeColor="193" id="2434510453248" parent="0" left="0" top="0" right="128.297" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="347.5" y="259.5" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_human" shapeColor="193" id="2434507322112" parent="0" left="0" top="0" right="84.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="479.5" y="199.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_entity_possible_class" shapeColor="193" id="2434510453040" parent="0" left="0" top="0" right="154.906" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="479.5" y="95.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2434506311024" parent="0" x="256.5" y="404.502" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[wit$contact]]></content>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_contact" shapeColor="193" id="2434507319200" parent="0" left="0" top="0" right="65.6875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="475.5" y="405.502" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434545069888" parent="0" id_b="2434510454496" id_e="2434507319200" b_x="476.5" b_y="295.5" e_x="475.5" e_y="405.502" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434545074208" parent="0" id_b="2434510453248" id_e="2434545069648" b_x="347.5" b_y="259.5" e_x="-359.842" e_y="-566.784" dotBBalance="0" dotEBalance="0.66993">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2434545074688" parent="0" id_b="2434507319200" id_e="2434506311024" b_x="475.5" b_y="405.502" e_x="256.5" e_y="404.502" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2434545069648" parent="0" id_b="2434507322112" id_e="2434510454496" b_x="479.5" b_y="199.5" e_x="476.5" e_y="295.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434545073968" parent="0" id_b="2434510453040" id_e="2434507322112" b_x="479.5" b_y="95.5" e_x="479.5" e_y="199.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434545076608" parent="0" id_b="2434507317744" id_e="2434545074688" b_x="354.5" b_y="355.5" e_x="-359.842" e_y="-566.784" dotBBalance="0" dotEBalance="0.685991">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/rrel_entity.gwf b/kb/answer_about_scg_element/rrel_entity.gwf
new file mode 100644
index 0000000000..6238a09a7c
--- /dev/null
+++ b/kb/answer_about_scg_element/rrel_entity.gwf
@@ -0,0 +1,56 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/relation" idtf="nrel_entity_possible_role" shapeColor="193" id="2434542616480" parent="0" left="0" top="0" right="128.297" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="568.5" y="357" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2434542616064" parent="0" x="295.5" y="555" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[rrel_entity]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_wit_entity" shapeColor="193" id="2434542613776" parent="0" left="0" top="0" right="98.4531" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="498.5" y="279" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_entity_possible_class" shapeColor="193" id="2434542615648" parent="0" left="0" top="0" right="154.906" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="661.5" y="278" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="2434542611904" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="375.5" y="487" haveBus="false" idtf_pos="1">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="2434542613568" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="355.5" y="226" haveBus="false" idtf_pos="1">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2434542611280" parent="0" x="498.5" y="416" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2434542613152" parent="0" x="499.5" y="158" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[rrel_entity]]></content>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_entity" shapeColor="193" id="2434542616272" parent="0" left="0" top="0" right="56.8906" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="501.5" y="554" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507542992" parent="0" id_b="2434542611280" id_e="2434542616272" b_x="498.5" b_y="416" e_x="501.5" e_y="554" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507545632" parent="0" id_b="2434542613776" id_e="2434542611280" b_x="498.5" b_y="279" e_x="498.5" e_y="416" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507547552" parent="0" id_b="2434542613568" id_e="2434507544432" b_x="355.5" b_y="226" e_x="-22" e_y="86.7825" dotBBalance="0" dotEBalance="0.470318">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507544192" parent="0" id_b="2434542616480" id_e="2434507545632" b_x="568.5" b_y="357" e_x="-22" e_y="86.7825" dotBBalance="0" dotEBalance="0.599632">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507543232" parent="0" id_b="2434542616272" id_e="2434542616064" b_x="501.5" b_y="554" e_x="295.5" e_y="555" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507544432" parent="0" id_b="2434542613776" id_e="2434542613152" b_x="498.5" b_y="279" e_x="499.5" e_y="158" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507544672" parent="0" id_b="2434542611904" id_e="2434507543232" b_x="375.5" b_y="487" e_x="-22" e_y="86.7825" dotBBalance="0" dotEBalance="0.732683">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507540832" parent="0" id_b="2434542615648" id_e="2434542613776" b_x="661.5" b_y="278" e_x="498.5" e_y="279" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/message/message_about_sc_base_arc.gwf b/kb/answer_about_scg_element/scg_arcs/message/message_about_sc_base_arc.gwf
new file mode 100644
index 0000000000..7ddc7ca672
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/message/message_about_sc_base_arc.gwf
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/relation" idtf="nrel_main_idtf" shapeColor="193" id="2221187469424" parent="0" left="0" top="0" right="77.5781" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="408.5" y="265.39" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_intent_possible_class" shapeColor="193" id="2221187474208" parent="0" left="0" top="0" right="155.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="519" y="153.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_base_arc" shapeColor="193" id="2221187474416" parent="0" left="0" top="0" right="239.875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="519.5" y="225" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="2221187474000" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="589" y="268.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2221187470880" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="521.5" y="379.39" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2221187472544" parent="0" x="520.5" y="311.39" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Сообщение о сущности базовой дуги]]></content>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2221187471920" parent="0" x="711" y="224.5" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[about_sc_base_arc]]></content>
+        </node>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2221186771824" parent="0" id_b="2221187474416" id_e="2221187472544" b_x="519.5" b_y="225" e_x="520.5" e_y="311.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221186767744" parent="0" id_b="2221187474000" id_e="2221186766304" b_x="589" b_y="268.5" e_x="-1095.62" e_y="-642.08" dotBBalance="0" dotEBalance="0.47386">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221186772064" parent="0" id_b="2221187470880" id_e="2221187472544" b_x="521.5" b_y="379.39" e_x="520.5" e_y="311.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2221186766304" parent="0" id_b="2221187474416" id_e="2221187471920" b_x="519.5" b_y="225" e_x="711" e_y="224.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221186769184" parent="0" id_b="2221187474208" id_e="2221187474416" b_x="519" b_y="153.5" e_x="519.5" e_y="225" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221186770864" parent="0" id_b="2221187469424" id_e="2221186771824" b_x="408.5" b_y="265.39" e_x="-1095.62" e_y="-642.08" dotBBalance="0" dotEBalance="0.644157">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/message/message_about_scg_arc.gwf b/kb/answer_about_scg_element/scg_arcs/message/message_about_scg_arc.gwf
new file mode 100644
index 0000000000..b7d4df8ebc
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/message/message_about_scg_arc.gwf
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/relation" idtf="nrel_main_idtf" shapeColor="193" id="1874533518320" parent="0" left="0" top="0" right="77.5781" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="207.5" y="204.39" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_arc" shapeColor="193" id="1874533521232" parent="0" left="0" top="0" right="211.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="318.5" y="164" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_intent_possible_class" shapeColor="193" id="1874533517696" parent="0" left="0" top="0" right="155.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="318" y="92.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="1874533518112" parent="0" x="510" y="163.5" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[about_sc_arc]]></content>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="1874533518736" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="388" y="207.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="1874565856672" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="320.5" y="318.39" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="1874533517488" parent="0" x="319.5" y="250.39" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Сообщение о сущности дуги общего вида]]></content>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874564113440" parent="0" id_b="1874533517696" id_e="1874533521232" b_x="318" b_y="92.5" e_x="318.5" e_y="164" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874564116320" parent="0" id_b="1874565856672" id_e="1874533517488" b_x="320.5" b_y="318.39" e_x="319.5" e_y="250.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874564119200" parent="0" id_b="1874533518320" id_e="1874564114640" b_x="207.5" b_y="204.39" e_x="-1319.62" e_y="-699.08" dotBBalance="0" dotEBalance="0.644157">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1874564115360" parent="0" id_b="1874533521232" id_e="1874533518112" b_x="318.5" b_y="164" e_x="510" e_y="163.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1874564114640" parent="0" id_b="1874533521232" id_e="1874533517488" b_x="318.5" b_y="164" e_x="319.5" e_y="250.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874564117040" parent="0" id_b="1874533518736" id_e="1874564115360" b_x="388" b_y="207.5" e_x="-1319.62" e_y="-699.08" dotBBalance="0" dotEBalance="0.47386">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/message/message_about_scg_arc_fuzzy.gwf b/kb/answer_about_scg_element/scg_arcs/message/message_about_scg_arc_fuzzy.gwf
new file mode 100644
index 0000000000..408d359f42
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/message/message_about_scg_arc_fuzzy.gwf
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2021375271520" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="489.5" y="373.39" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="2021375271104" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="557" y="262.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_main_idtf" shapeColor="193" id="2021375275680" parent="0" left="0" top="0" right="77.5781" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="376.5" y="259.39" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_arc_fuzzy" shapeColor="193" id="2021375273808" parent="0" left="0" top="0" right="242.672" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="487.5" y="219" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2021375279008" parent="0" x="679" y="218.5" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[about_sc_arc_fuzzy]]></content>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2021375276720" parent="0" x="488.5" y="305.39" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Сообщение о сущности нечеткой дуги]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_intent_possible_class" shapeColor="193" id="2021375276096" parent="0" left="0" top="0" right="155.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="487" y="147.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021374637888" parent="0" id_b="2021375271520" id_e="2021375276720" b_x="489.5" b_y="373.39" e_x="488.5" e_y="305.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2021374638128" parent="0" id_b="2021375273808" id_e="2021375276720" b_x="487.5" b_y="219" e_x="488.5" e_y="305.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021374639808" parent="0" id_b="2021375276096" id_e="2021375273808" b_x="487" b_y="147.5" e_x="487.5" e_y="219" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2021374635008" parent="0" id_b="2021375273808" id_e="2021375279008" b_x="487.5" b_y="219" e_x="679" e_y="218.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021374636208" parent="0" id_b="2021375275680" id_e="2021374638128" b_x="376.5" b_y="259.39" e_x="-1316.62" e_y="-533.08" dotBBalance="0" dotEBalance="0.644157">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021374638608" parent="0" id_b="2021375271104" id_e="2021374635008" b_x="557" b_y="262.5" e_x="-1316.62" e_y="-533.08" dotBBalance="0" dotEBalance="0.47386">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/message/message_about_scg_arc_negative.gwf b/kb/answer_about_scg_element/scg_arcs/message/message_about_scg_arc_negative.gwf
new file mode 100644
index 0000000000..bb6ef9e09d
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/message/message_about_scg_arc_negative.gwf
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/relation" idtf="nrel_main_idtf" shapeColor="193" id="1335542812320" parent="0" left="0" top="0" right="77.5781" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="431.5" y="149.39" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="1335542815232" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="612" y="152.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="1335542811488" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="544.5" y="263.39" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_intent_possible_class" shapeColor="193" id="1335542809616" parent="0" left="0" top="0" right="155.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="542" y="37.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_arc_negative" shapeColor="193" id="1335542810864" parent="0" left="0" top="0" right="257.531" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="542.5" y="109" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="1335542811072" parent="0" x="734" y="108.5" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[about_sc_arc_negative]]></content>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="1335542809408" parent="0" x="543.5" y="195.39" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Сообщение о сущности негативной дуги]]></content>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335580035312" parent="0" id_b="1335542809616" id_e="1335542810864" b_x="542" b_y="37.5" e_x="542.5" e_y="109" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335580033872" parent="0" id_b="1335542812320" id_e="1335580034352" b_x="431.5" b_y="149.39" e_x="-1252.62" e_y="-727.08" dotBBalance="0" dotEBalance="0.644157">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335580034832" parent="0" id_b="1335542811488" id_e="1335542809408" b_x="544.5" b_y="263.39" e_x="543.5" e_y="195.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1335580036512" parent="0" id_b="1335542810864" id_e="1335542811072" b_x="542.5" b_y="109" e_x="734" e_y="108.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1335580034352" parent="0" id_b="1335542810864" id_e="1335542809408" b_x="542.5" b_y="109" e_x="543.5" e_y="195.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335580036992" parent="0" id_b="1335542815232" id_e="1335580036512" b_x="612" b_y="152.5" e_x="-1252.62" e_y="-727.08" dotBBalance="0" dotEBalance="0.47386">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/message/message_about_scg_edge.gwf b/kb/answer_about_scg_element/scg_arcs/message/message_about_scg_edge.gwf
new file mode 100644
index 0000000000..a2c0ae940d
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/message/message_about_scg_edge.gwf
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="concept_intent_possible_class" shapeColor="193" id="2635351043872" parent="0" left="0" top="0" right="155.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="397" y="100.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_main_idtf" shapeColor="193" id="2635351042832" parent="0" left="0" top="0" right="77.5781" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="286.5" y="212.39" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="2635351041584" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="467" y="215.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_edge" shapeColor="193" id="2635351045952" parent="0" left="0" top="0" right="219.813" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="397.5" y="172" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2635351042208" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="399.5" y="326.39" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2635351045328" parent="0" x="398.5" y="258.39" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Сообщение о сущности ребра]]></content>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2635351047408" parent="0" x="589" y="171.5" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[about_sc_edge]]></content>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635313625120" parent="0" id_b="2635351043872" id_e="2635351045952" b_x="397" b_y="100.5" e_x="397.5" e_y="172" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635313619120" parent="0" id_b="2635351042208" id_e="2635351045328" b_x="399.5" b_y="326.39" e_x="398.5" e_y="258.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350346464" parent="0" id_b="2635351042832" id_e="2635313621040" b_x="286.5" b_y="212.39" e_x="-576.62" e_y="-539.08" dotBBalance="0" dotEBalance="0.644157">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635313618400" parent="0" id_b="2635351041584" id_e="2635313620560" b_x="467" b_y="215.5" e_x="-576.62" e_y="-539.08" dotBBalance="0" dotEBalance="0.47386">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2635313621040" parent="0" id_b="2635351045952" id_e="2635351045328" b_x="397.5" b_y="172" e_x="398.5" e_y="258.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2635313620560" parent="0" id_b="2635351045952" id_e="2635351047408" b_x="397.5" b_y="172" e_x="589" e_y="171.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_arc.gwf b/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_arc.gwf
new file mode 100644
index 0000000000..7674d36750
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_arc.gwf
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_arc" shapeColor="193" id="1874533524560" parent="0" left="0" top="0" right="137.828" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="226.66" y="26.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_inclusion" shapeColor="193" id="1874533520192" parent="0" left="0" top="0" right="75.6094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="317.26" y="87.611" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase" shapeColor="193" id="1874533524768" parent="0" left="0" top="0" right="84.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="230.49" y="153.759" haveBus="false" idtf_pos="5">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_arc" shapeColor="193" id="1874533524144" parent="0" left="0" top="0" right="137.828" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="235.92" y="328.352" haveBus="false" idtf_pos="1">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="1874533523936" parent="0" x="359.5" y="469.524" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[SC-дуга общего вида.

+

+Данная дуга является обозначением бинарной ориентированной связки между двумя сущностями.

+

+Изображается двумя параллельными непрерывными (константная постоянная дуга) или пунктирными (переменная постоянная дуга) параллельными линиями с общей стрелкой на одном из концов. ]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="1874533519984" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="513.45" y="326.259" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1874564113680" parent="0" id_b="1874533524768" id_e="1874533524560" b_x="230.49" b_y="153.759" e_x="226.66" e_y="26.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874564112480" parent="0" id_b="1874533520192" id_e="1874564113680" b_x="317.26" b_y="87.611" e_x="-1617.96" e_y="-82.385" dotBBalance="0" dotEBalance="0.531597">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874564115840" parent="0" id_b="1874533524144" id_e="1874533523936" b_x="235.92" b_y="328.352" e_x="359.5" e_y="469.524" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874564118240" parent="0" id_b="1874533519984" id_e="1874533523936" b_x="513.45" b_y="326.259" e_x="359.5" e_y="469.524" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_arc_fuzzy.gwf b/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_arc_fuzzy.gwf
new file mode 100644
index 0000000000..0fea99d606
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_arc_fuzzy.gwf
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2021375273392" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="670.45" y="389.259" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase" shapeColor="193" id="2021375274224" parent="0" left="0" top="0" right="84.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="387.49" y="216.759" haveBus="false" idtf_pos="5">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_inclusion" shapeColor="193" id="2021375278800" parent="0" left="0" top="0" right="75.6094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="474.26" y="150.611" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_arc_fuzzy" shapeColor="193" id="2021375278176" parent="0" left="0" top="0" right="168.906" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="383.66" y="89.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_arc_fuzzy" shapeColor="193" id="2021375275888" parent="0" left="0" top="0" right="168.906" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="392.92" y="391.352" haveBus="false" idtf_pos="1">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2021375276928" parent="0" x="516.5" y="532.524" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Нечеткая sc-дуга принадлежности.

+

+Данная дуга является обозначением связки между узлом, которое является множеством каких-либо элементов, и узлом, который может являться, а может и не являться, элементом этого множества.

+

+Изображается одинарной непрерывной (константная постоянная дуга) или пунктирной (переменная постоянная дуга) линией со стрелкой на одном из концов и недочеркнутой с каждой штриховыми черточками, которые по длинне равны половине от длины штрихов, которыми перечеркнута негативная sc-дуга принадлежности. ]]></content>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339154896" parent="0" id_b="2021375278800" id_e="2021339162096" b_x="474.26" b_y="150.611" e_x="-1626.96" e_y="91.615" dotBBalance="0" dotEBalance="0.531597">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2021339162096" parent="0" id_b="2021375274224" id_e="2021375278176" b_x="387.49" b_y="216.759" e_x="383.66" e_y="89.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339155136" parent="0" id_b="2021375273392" id_e="2021375276928" b_x="670.45" b_y="389.259" e_x="516.5" e_y="532.524" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339162336" parent="0" id_b="2021375275888" id_e="2021375276928" b_x="392.92" b_y="391.352" e_x="516.5" e_y="532.524" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_arc_negative.gwf b/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_arc_negative.gwf
new file mode 100644
index 0000000000..b13c4d30d4
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_arc_negative.gwf
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/relation" idtf="nrel_inclusion" shapeColor="193" id="1335542812944" parent="0" left="0" top="0" right="75.6094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="477.26" y="168.611" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase" shapeColor="193" id="1335542811280" parent="0" left="0" top="0" right="84.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="390.49" y="234.759" haveBus="false" idtf_pos="5">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="1335542813776" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="673.45" y="407.259" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="1335542807744" parent="0" x="519.5" y="550.524" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Негативная sc-дуга принадлежности.

+

+Данная дуга является обозначением связки между узлом, которое является множеством каких-либо элементов, и узлом, который не является элементом этого множества.

+

+Изображается одинарной непрерывной (константная постоянная дуга) или пунктирной (переменная постоянная дуга) линией со стрелкой на одном из концов и перечеркнутой штриховыми черточками. ]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_arc_negative" shapeColor="193" id="1335542809200" parent="0" left="0" top="0" right="183.766" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="386.66" y="107.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_arc_negative" shapeColor="193" id="1335542812112" parent="0" left="0" top="0" right="183.766" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="395.92" y="409.352" haveBus="false" idtf_pos="1">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335580039632" parent="0" id_b="1335542812944" id_e="1335580034112" b_x="477.26" b_y="168.611" e_x="-1614.96" e_y="25.615" dotBBalance="0" dotEBalance="0.531597">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335580039152" parent="0" id_b="1335542812112" id_e="1335542807744" b_x="395.92" b_y="409.352" e_x="519.5" e_y="550.524" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335580039392" parent="0" id_b="1335542813776" id_e="1335542807744" b_x="673.45" b_y="407.259" e_x="519.5" e_y="550.524" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1335580034112" parent="0" id_b="1335542811280" id_e="1335542809200" b_x="390.49" b_y="234.759" e_x="386.66" e_y="107.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_base_arc.gwf b/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_base_arc.gwf
new file mode 100644
index 0000000000..cdca2ecae9
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_base_arc.gwf
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/relation" idtf="nrel_inclusion" shapeColor="193" id="2221187468176" parent="0" left="0" top="0" right="75.6094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="431.05" y="127.611" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase" shapeColor="193" id="2221186405952" parent="0" left="0" top="0" right="84.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="344.28" y="193.759" haveBus="false" idtf_pos="5">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_base_arc" shapeColor="193" id="2221186406576" parent="0" left="0" top="0" right="166.109" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="349.71" y="368.352" haveBus="false" idtf_pos="1">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2221186407200" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="627.24" y="366.259" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_base_arc" shapeColor="193" id="2221186412400" parent="0" left="0" top="0" right="166.109" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="340.45" y="66.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2221186410320" parent="0" x="465" y="522.259" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Базовая sc-дуга (sc-дуга специального вида, дуга принадлежности).

+

+Данная дуга является обозначением связки между узлом, которое является множеством каких-либо элементов, и узлом, который является элементом этого множества.

+

+Изображается одинарной непрерывной (константная постоянная дуга) или пунктирной (переменная постоянная дуга) линией со стрелкой на одном из концов. ]]></content>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221186770624" parent="0" id_b="2221186406576" id_e="2221186410320" b_x="349.71" b_y="368.352" e_x="465" e_y="522.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2221186765824" parent="0" id_b="2221186405952" id_e="2221186412400" b_x="344.28" b_y="193.759" e_x="340.45" e_y="66.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221186768224" parent="0" id_b="2221187468176" id_e="2221186765824" b_x="431.05" b_y="127.611" e_x="-1481.17" e_y="-46.385" dotBBalance="0" dotEBalance="0.531597">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221186765584" parent="0" id_b="2221186407200" id_e="2221186410320" b_x="627.24" b_y="366.259" e_x="465" e_y="522.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_edge.gwf b/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_edge.gwf
new file mode 100644
index 0000000000..50d1028de9
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/phrase/phrase_about_sc_edge.gwf
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="concept_phrase" shapeColor="193" id="2635314436752" parent="0" left="0" top="0" right="84.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="416.28" y="228.759" haveBus="false" idtf_pos="5">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_edge" shapeColor="193" id="2635314439664" parent="0" left="0" top="0" right="146.047" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="421.71" y="403.352" haveBus="false" idtf_pos="1">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_inclusion" shapeColor="193" id="2635351047200" parent="0" left="0" top="0" right="75.6094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="503.05" y="162.611" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2635351040960" parent="0" x="531" y="481.259" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[SC-ребро. 

+

+Ребро является обозначением бинарной неориентированной связки между двумя сущностями.

+

+Изображается двумя параллельными непрерывными (константное постоянное ребро) или пунктирными (переменное постоянное ребро) параллельными линиями. ]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_edge" shapeColor="193" id="2635351042624" parent="0" left="0" top="0" right="146.047" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="412.45" y="101.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2635351045536" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="699.24" y="401.259" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350351024" parent="0" id_b="2635351047200" id_e="2635350351264" b_x="503.05" b_y="162.611" e_x="-768.17" e_y="144.615" dotBBalance="0" dotEBalance="0.531597">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350345744" parent="0" id_b="2635351045536" id_e="2635351040960" b_x="699.24" b_y="401.259" e_x="531" e_y="481.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2635350351264" parent="0" id_b="2635314436752" id_e="2635351042624" b_x="416.28" b_y="228.759" e_x="412.45" e_y="101.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350351504" parent="0" id_b="2635314439664" id_e="2635351040960" b_x="421.71" b_y="403.352" e_x="531" e_y="481.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_arc.gwf b/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_arc.gwf
new file mode 100644
index 0000000000..1b504a9ffb
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_arc.gwf
@@ -0,0 +1,131 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="1874529710336" parent="1874533389696" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="394.367" y="233.028" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_arc" shapeColor="193" id="1874533522064" parent="1874533389696" left="0" top="0" right="211.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="562.407" y="170.077" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message" shapeColor="193" id="1874529710752" parent="1874533389696" left="0" top="0" right="94.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="359.837" y="180.376" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874564115600" parent="1874533389696" id_b="1874529710752" id_e="1874529710336" b_x="359.837" b_y="180.376" e_x="394.367" e_y="233.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874564116560" parent="1874533389696" id_b="1874533522064" id_e="1874529710336" b_x="562.407" b_y="170.077" e_x="394.367" e_y="233.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="1874533389696" parent="0">
+            <points>
+                <point x="240.26" y="105.229"/>
+                <point x="242.902" y="284.841"/>
+                <point x="634.947" y="282.665"/>
+                <point x="633.407" y="110.539"/>
+            </points>
+        </contour>
+        <node type="node/var/perm/general" idtf="_reply_message" shapeColor="193" id="1874529710960" parent="1874533390656" left="0" top="0" right="85.6563" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="461.467" y="566.239" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_atomic_message" shapeColor="193" id="1874529705760" parent="1874533390656" left="0" top="0" right="132.234" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="460.277" y="631.075" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_reply" shapeColor="193" id="1874529706800" parent="1874533390656" left="0" top="0" right="56.3281" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="333.797" y="505.805" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="1874529711376" parent="1874533390656" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="289.639" y="566.18" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_arc" shapeColor="193" id="1874533519776" parent="1874533390656" left="0" top="0" right="211.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="605.057" y="499.488" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874532878272" parent="1874533390656" id_b="1874529706800" id_e="1874532874432" b_x="333.797" b_y="505.805" e_x="-675.563" e_y="43" dotBBalance="0" dotEBalance="0.427775">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874532873472" parent="1874533390656" id_b="1874533519776" id_e="1874529710960" b_x="605.057" b_y="499.488" e_x="461.467" e_y="566.239" dotBBalance="0" dotEBalance="0">
+            <points>
+                <point x="460.267" y="509.106"/>
+            </points>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874532874672" parent="1874533390656" id_b="1874529705760" id_e="1874529710960" b_x="460.277" b_y="631.075" e_x="461.467" e_y="566.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/-/perm/orient" idtf="" shapeColor="0" id="1874532874432" parent="1874533390656" id_b="1874529711376" id_e="1874529710960" b_x="289.639" b_y="566.18" e_x="461.467" e_y="566.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="1874533390656" parent="0">
+            <points>
+                <point x="259.395" y="467.265"/>
+                <point x="261.139" y="684.917"/>
+                <point x="628.767" y="681.091"/>
+                <point x="631.717" y="463.849"/>
+            </points>
+        </contour>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_arc" shapeColor="193" id="1874533522688" parent="0" left="0" top="0" right="137.828" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="904.727" y="341.493" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_1" shapeColor="193" id="1874533519152" parent="0" left="0" top="0" right="35.1875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="852.507" y="408.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="atomic_logical_formula" shapeColor="193" id="1874533520816" parent="0" left="0" top="0" right="119.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="234.641" y="397.694" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_main_key_sc_element" shapeColor="193" id="1874529712416" parent="0" left="0" top="0" right="135.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="496.837" y="423.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule" shapeColor="193" id="1874533522480" parent="0" left="0" top="0" right="223.719" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="672.147" y="232.554" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule_priority_1" shapeColor="193" id="1874532684768" parent="0" left="0" top="0" right="274.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="714.837" y="268.838" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="lr_message_about_arc" shapeColor="193" id="1874529710544" parent="0" left="0" top="0" right="116.234" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="671.187" y="340.962" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/tuple" idtf="" shapeColor="0" id="1874529711168" parent="0" x="820.797" y="341.225" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_implication" shapeColor="193" id="1874529709712" parent="0" left="0" top="0" right="84.5" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="366.297" y="387.533" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_answer_pattern" shapeColor="193" id="1874529706592" parent="0" left="0" top="0" right="105.609" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="706.327" y="408.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874532877312" parent="0" id_b="1874533520816" id_e="1874533390656" b_x="234.641" b_y="397.694" e_x="445.556" e_y="574.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874532875872" parent="0" id_b="1874533519152" id_e="1874532874912" b_x="852.507" b_y="408.814" e_x="-675.563" e_y="43" dotBBalance="0" dotEBalance="0.329963">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874532877552" parent="0" id_b="1874529712416" id_e="1874532879472" b_x="496.837" b_y="423.814" e_x="-675.563" e_y="43" dotBBalance="0" dotEBalance="0.746152">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874564119680" parent="0" id_b="1874533522480" id_e="1874529710544" b_x="672.147" b_y="232.554" e_x="671.187" e_y="340.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874532879472" parent="0" id_b="1874529710544" id_e="1874532873232" b_x="671.187" b_y="340.962" e_x="-675.563" e_y="43" dotBBalance="0" dotEBalance="0.310877">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874532875152" parent="0" id_b="1874529706592" id_e="1874532876832" b_x="706.327" b_y="408.814" e_x="-675.563" e_y="43" dotBBalance="0" dotEBalance="0.198387">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1874532876832" parent="0" id_b="1874529710544" id_e="1874529711168" b_x="671.187" b_y="340.962" e_x="820.797" e_y="341.225" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1874532873232" parent="0" id_b="1874533389696" id_e="1874533390656" b_x="437.604" b_y="195.035" e_x="445.556" e_y="574.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874532874192" parent="0" id_b="1874529709712" id_e="1874532873232" b_x="366.297" b_y="387.533" e_x="-675.563" e_y="43" dotBBalance="0" dotEBalance="0.58238">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874532874912" parent="0" id_b="1874529711168" id_e="1874533522688" b_x="820.797" b_y="341.225" e_x="904.727" e_y="341.493" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874532877072" parent="0" id_b="1874532684768" id_e="1874529710544" b_x="714.837" b_y="268.838" e_x="671.187" e_y="340.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1874532877792" parent="0" id_b="1874533520816" id_e="1874533389696" b_x="234.641" b_y="397.694" e_x="437.604" e_y="195.035" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_arc_fuzzy.gwf b/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_arc_fuzzy.gwf
new file mode 100644
index 0000000000..f4330974f9
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_arc_fuzzy.gwf
@@ -0,0 +1,131 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="2021373588656" parent="2021337797840" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="392.641" y="605.18" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_reply_message" shapeColor="193" id="2021337672880" parent="2021337797840" left="0" top="0" right="85.6563" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="564.471" y="605.239" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_atomic_message" shapeColor="193" id="2021373590112" parent="2021337797840" left="0" top="0" right="132.234" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="563.281" y="670.075" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_reply" shapeColor="193" id="2021373590320" parent="2021337797840" left="0" top="0" right="56.3281" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="436.801" y="544.805" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_arc_fuzzy" shapeColor="193" id="2021373591360" parent="2021337797840" left="0" top="0" right="242.672" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="708.061" y="538.488" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339161376" parent="2021337797840" id_b="2021373590112" id_e="2021337672880" b_x="563.281" b_y="670.075" e_x="564.471" e_y="605.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/-/perm/orient" idtf="" shapeColor="0" id="2021339158256" parent="2021337797840" id_b="2021373588656" id_e="2021337672880" b_x="392.641" b_y="605.18" e_x="564.471" e_y="605.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339160656" parent="2021337797840" id_b="2021373591360" id_e="2021337672880" b_x="708.061" b_y="538.488" e_x="564.471" e_y="605.239" dotBBalance="0" dotEBalance="0">
+            <points>
+                <point x="563.271" y="548.106"/>
+            </points>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339158496" parent="2021337797840" id_b="2021373590320" id_e="2021339158256" b_x="436.801" b_y="544.805" e_x="-738.559" e_y="193" dotBBalance="0" dotEBalance="0.427775">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2021337797840" parent="0">
+            <points>
+                <point x="362.401" y="506.265"/>
+                <point x="364.141" y="723.917"/>
+                <point x="731.771" y="720.091"/>
+                <point x="734.721" y="502.849"/>
+            </points>
+        </contour>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_arc_fuzzy" shapeColor="193" id="2021375274640" parent="2021337795344" left="0" top="0" right="242.672" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="665.411" y="209.077" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="2021373593024" parent="2021337795344" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="497.371" y="272.028" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message" shapeColor="193" id="2021373589072" parent="2021337795344" left="0" top="0" right="94.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="462.841" y="219.376" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339159216" parent="2021337795344" id_b="2021375274640" id_e="2021373593024" b_x="665.411" b_y="209.077" e_x="497.371" e_y="272.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339156576" parent="2021337795344" id_b="2021373589072" id_e="2021373593024" b_x="462.841" b_y="219.376" e_x="497.371" e_y="272.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2021337795344" parent="0">
+            <points>
+                <point x="343.261" y="144.229"/>
+                <point x="345.911" y="323.841"/>
+                <point x="737.951" y="321.665"/>
+                <point x="736.411" y="149.539"/>
+            </points>
+        </contour>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule_priority_1" shapeColor="193" id="2021373587408" parent="0" left="0" top="0" right="274.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="817.841" y="307.838" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/tuple" idtf="" shapeColor="0" id="2021373586784" parent="0" x="923.801" y="380.225" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_implication" shapeColor="193" id="2021373589904" parent="0" left="0" top="0" right="84.5" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="469.301" y="426.533" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="lr_message_about_arc_fuzzy" shapeColor="193" id="2021373586992" parent="0" left="0" top="0" right="147.313" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="774.191" y="379.962" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="atomic_logical_formula" shapeColor="193" id="2021373588864" parent="0" left="0" top="0" right="119.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="337.641" y="436.694" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule" shapeColor="193" id="2021375274848" parent="0" left="0" top="0" right="223.719" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="775.151" y="271.554" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_arc_fuzzy" shapeColor="193" id="2021373588240" parent="0" left="0" top="0" right="168.906" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="1007.73" y="380.493" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_1" shapeColor="193" id="2021373594272" parent="0" left="0" top="0" right="35.1875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="955.511" y="447.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_main_key_sc_element" shapeColor="193" id="2021373587824" parent="0" left="0" top="0" right="135.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="599.841" y="462.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_answer_pattern" shapeColor="193" id="2021375275264" parent="0" left="0" top="0" right="105.609" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="809.331" y="447.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339159696" parent="0" id_b="2021375274848" id_e="2021373586992" b_x="775.151" b_y="271.554" e_x="774.191" e_y="379.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339162576" parent="0" id_b="2021373587824" id_e="2021339157536" b_x="599.841" b_y="462.814" e_x="-738.559" e_y="193" dotBBalance="0" dotEBalance="0.746152">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339160176" parent="0" id_b="2021375275264" id_e="2021339159456" b_x="809.331" b_y="447.814" e_x="-738.559" e_y="193" dotBBalance="0" dotEBalance="0.198387">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339160896" parent="0" id_b="2021373586784" id_e="2021373588240" b_x="923.801" b_y="380.225" e_x="1007.73" e_y="380.493" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339159936" parent="0" id_b="2021373589904" id_e="2021339158976" b_x="469.301" b_y="426.533" e_x="-738.559" e_y="193" dotBBalance="0" dotEBalance="0.58238">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339157536" parent="0" id_b="2021373586992" id_e="2021339158976" b_x="774.191" b_y="379.962" e_x="-738.559" e_y="193" dotBBalance="0" dotEBalance="0.310877">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339158736" parent="0" id_b="2021373588864" id_e="2021337797840" b_x="337.641" b_y="436.694" e_x="548.561" e_y="613.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339156336" parent="0" id_b="2021373594272" id_e="2021339160896" b_x="955.511" b_y="447.814" e_x="-738.559" e_y="193" dotBBalance="0" dotEBalance="0.329963">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2021339159456" parent="0" id_b="2021373586992" id_e="2021373586784" b_x="774.191" b_y="379.962" e_x="923.801" e_y="380.225" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339157296" parent="0" id_b="2021373588864" id_e="2021337795344" b_x="337.641" b_y="436.694" e_x="540.606" e_y="234.035" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2021339160416" parent="0" id_b="2021373587408" id_e="2021373586992" b_x="817.841" b_y="307.838" e_x="774.191" e_y="379.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2021339158976" parent="0" id_b="2021337795344" id_e="2021337797840" b_x="540.606" b_y="234.035" e_x="548.561" e_y="613.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_arc_negative.gwf b/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_arc_negative.gwf
new file mode 100644
index 0000000000..db780465e9
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_arc_negative.gwf
@@ -0,0 +1,131 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/var/perm/general" idtf="_reply_message" shapeColor="193" id="1335538960832" parent="1335542069536" left="0" top="0" right="85.6563" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="499.471" y="591.239" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="1335538961872" parent="1335542069536" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="327.641" y="591.18" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_atomic_message" shapeColor="193" id="1335539153856" parent="1335542069536" left="0" top="0" right="132.234" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="498.281" y="656.075" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_reply" shapeColor="193" id="1335542810656" parent="1335542069536" left="0" top="0" right="56.3281" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="371.801" y="530.805" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_arc_negative" shapeColor="193" id="1335538959168" parent="1335542069536" left="0" top="0" right="257.531" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="643.061" y="533.488" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/-/perm/orient" idtf="" shapeColor="0" id="1335580040112" parent="1335542069536" id_b="1335538961872" id_e="1335538960832" b_x="327.641" b_y="591.18" e_x="499.471" e_y="591.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335542064496" parent="1335542069536" id_b="1335538959168" id_e="1335538960832" b_x="643.061" b_y="533.488" e_x="499.471" e_y="591.239" dotBBalance="0" dotEBalance="0">
+            <points>
+                <point x="498.271" y="534.106"/>
+            </points>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335580040352" parent="1335542069536" id_b="1335542810656" id_e="1335580040112" b_x="371.801" b_y="530.805" e_x="-794.559" e_y="95" dotBBalance="0" dotEBalance="0.427775">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335542064736" parent="1335542069536" id_b="1335539153856" id_e="1335538960832" b_x="498.281" b_y="656.075" e_x="499.471" e_y="591.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="1335542069536" parent="0">
+            <points>
+                <point x="297.401" y="492.265"/>
+                <point x="299.141" y="709.917"/>
+                <point x="666.771" y="706.091"/>
+                <point x="669.721" y="488.849"/>
+            </points>
+        </contour>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_arc_negative" shapeColor="193" id="1335538959376" parent="1335542070112" left="0" top="0" right="257.531" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="600.411" y="195.077" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="1335539151776" parent="1335542070112" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="432.371" y="258.028" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message" shapeColor="193" id="1335539153024" parent="1335542070112" left="0" top="0" right="94.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="397.841" y="205.376" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335542061856" parent="1335542070112" id_b="1335538959376" id_e="1335539151776" b_x="600.411" b_y="195.077" e_x="432.371" e_y="258.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335542065696" parent="1335542070112" id_b="1335539153024" id_e="1335539151776" b_x="397.841" b_y="205.376" e_x="432.371" e_y="258.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="1335542070112" parent="0">
+            <points>
+                <point x="278.261" y="130.229"/>
+                <point x="280.911" y="309.841"/>
+                <point x="672.951" y="307.665"/>
+                <point x="671.411" y="135.539"/>
+            </points>
+        </contour>
+        <node type="node/const/perm/relation" idtf="nrel_implication" shapeColor="193" id="1335538960416" parent="0" left="0" top="0" right="84.5" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="404.301" y="412.533" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule_priority_1" shapeColor="193" id="1335538958128" parent="0" left="0" top="0" right="274.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="752.841" y="293.838" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/tuple" idtf="" shapeColor="0" id="1335539153440" parent="0" x="858.801" y="366.225" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="lr_message_about_arc_negative" shapeColor="193" id="1335538961456" parent="0" left="0" top="0" right="162.172" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="709.191" y="365.962" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_main_key_sc_element" shapeColor="193" id="1335538959584" parent="0" left="0" top="0" right="135.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="534.841" y="448.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_answer_pattern" shapeColor="193" id="1335539152608" parent="0" left="0" top="0" right="105.609" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="744.331" y="433.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule" shapeColor="193" id="1335539151984" parent="0" left="0" top="0" right="223.719" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="710.151" y="257.554" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_1" shapeColor="193" id="1335538961248" parent="0" left="0" top="0" right="35.1875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="890.511" y="433.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_arc_negative" shapeColor="193" id="1335538958544" parent="0" left="0" top="0" right="183.766" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="942.731" y="366.493" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="atomic_logical_formula" shapeColor="193" id="1335539154480" parent="0" left="0" top="0" right="119.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="272.641" y="422.694" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1335580037952" parent="0" id_b="1335538961456" id_e="1335539153440" b_x="709.191" b_y="365.962" e_x="858.801" e_y="366.225" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335542063536" parent="0" id_b="1335538958128" id_e="1335538961456" b_x="752.841" b_y="293.838" e_x="709.191" e_y="365.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335580036032" parent="0" id_b="1335538960416" id_e="1335580040832" b_x="404.301" b_y="412.533" e_x="-794.559" e_y="95" dotBBalance="0" dotEBalance="0.58238">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335542063776" parent="0" id_b="1335539153440" id_e="1335538958544" b_x="858.801" b_y="366.225" e_x="942.731" e_y="366.493" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335542065456" parent="0" id_b="1335538961248" id_e="1335542063776" b_x="890.511" b_y="433.814" e_x="-794.559" e_y="95" dotBBalance="0" dotEBalance="0.329963">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335580035072" parent="0" id_b="1335539154480" id_e="1335542069536" b_x="272.641" b_y="422.694" e_x="483.561" e_y="599.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335580037472" parent="0" id_b="1335538959584" id_e="1335542064016" b_x="534.841" b_y="448.814" e_x="-794.559" e_y="95" dotBBalance="0" dotEBalance="0.746152">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335542065216" parent="0" id_b="1335539151984" id_e="1335538961456" b_x="710.151" b_y="257.554" e_x="709.191" e_y="365.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335542064016" parent="0" id_b="1335538961456" id_e="1335580040832" b_x="709.191" b_y="365.962" e_x="-794.559" e_y="95" dotBBalance="0" dotEBalance="0.310877">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335580038672" parent="0" id_b="1335539154480" id_e="1335542070112" b_x="272.641" b_y="422.694" e_x="475.606" e_y="220.035" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1335580040832" parent="0" id_b="1335542070112" id_e="1335542069536" b_x="475.606" b_y="220.035" e_x="483.561" e_y="599.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1335542064976" parent="0" id_b="1335539152608" id_e="1335580037952" b_x="744.331" b_y="433.814" e_x="-794.559" e_y="95" dotBBalance="0" dotEBalance="0.198387">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_base_arc.gwf b/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_base_arc.gwf
new file mode 100644
index 0000000000..253106f499
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_base_arc.gwf
@@ -0,0 +1,131 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_base_arc" shapeColor="193" id="2221186409072" parent="2221149747600" left="0" top="0" right="239.875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="580.407" y="41.077" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="2221146508208" parent="2221149747600" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="412.367" y="104.028" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message" shapeColor="193" id="2221186407616" parent="2221149747600" left="0" top="0" right="94.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="377.837" y="51.376" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221149742992" parent="2221149747600" id_b="2221186409072" id_e="2221146508208" b_x="580.407" b_y="41.077" e_x="412.367" e_y="104.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221186771344" parent="2221149747600" id_b="2221186407616" id_e="2221146508208" b_x="377.837" b_y="51.376" e_x="412.367" e_y="104.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2221149747600" parent="0">
+            <points>
+                <point x="258.26" y="-23.7706"/>
+                <point x="260.902" y="155.841"/>
+                <point x="652.947" y="153.665"/>
+                <point x="651.407" y="-18.4605"/>
+            </points>
+        </contour>
+        <node type="node/var/perm/general" idtf="_reply_message" shapeColor="193" id="2221186409488" parent="2221149746256" left="0" top="0" right="85.6563" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="479.467" y="437.239" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_reply" shapeColor="193" id="2221186405744" parent="2221149746256" left="0" top="0" right="56.3281" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="351.797" y="376.805" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="2221186409696" parent="2221149746256" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="307.639" y="437.18" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_atomic_message" shapeColor="193" id="2221186408032" parent="2221149746256" left="0" top="0" right="132.234" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="478.277" y="502.075" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_base_arc" shapeColor="193" id="2221146511120" parent="2221149746256" left="0" top="0" right="239.875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="623.057" y="370.488" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221149741792" parent="2221149746256" id_b="2221186408032" id_e="2221186409488" b_x="478.277" b_y="502.075" e_x="479.467" e_y="437.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/-/perm/orient" idtf="" shapeColor="0" id="2221149736992" parent="2221149746256" id_b="2221186409696" id_e="2221186409488" b_x="307.639" b_y="437.18" e_x="479.467" e_y="437.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221186766784" parent="2221149746256" id_b="2221146511120" id_e="2221186409488" b_x="623.057" b_y="370.488" e_x="479.467" e_y="437.239" dotBBalance="0" dotEBalance="0">
+            <points>
+                <point x="478.267" y="380.106"/>
+            </points>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221149743232" parent="2221149746256" id_b="2221186405744" id_e="2221149736992" b_x="351.797" b_y="376.805" e_x="-634.563" e_y="-90" dotBBalance="0" dotEBalance="0.427775">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2221149746256" parent="0">
+            <points>
+                <point x="277.395" y="338.265"/>
+                <point x="279.139" y="555.917"/>
+                <point x="646.767" y="552.091"/>
+                <point x="649.717" y="334.849"/>
+            </points>
+        </contour>
+        <node type="node/const/perm/role" idtf="rrel_1" shapeColor="193" id="2221149569040" parent="0" left="0" top="0" right="35.1875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="870.507" y="279.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="atomic_logical_formula" shapeColor="193" id="2221186408864" parent="0" left="0" top="0" right="119.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="252.641" y="268.694" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_main_key_sc_element" shapeColor="193" id="2221186406784" parent="0" left="0" top="0" right="135.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="514.837" y="294.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule" shapeColor="193" id="2221186409904" parent="0" left="0" top="0" right="223.719" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="690.147" y="103.554" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule_priority_1" shapeColor="193" id="2221186407824" parent="0" left="0" top="0" right="274.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="732.837" y="139.838" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="lr_message_about_base_arc" shapeColor="193" id="2221186411152" parent="0" left="0" top="0" right="144.516" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="689.187" y="211.962" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_answer_pattern" shapeColor="193" id="2221186411984" parent="0" left="0" top="0" right="105.609" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="724.327" y="279.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/tuple" idtf="" shapeColor="0" id="2221186404912" parent="0" x="838.797" y="212.225" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_implication" shapeColor="193" id="2221186411568" parent="0" left="0" top="0" right="84.5" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="384.297" y="258.533" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_base_arc" shapeColor="193" id="2221186406368" parent="0" left="0" top="0" right="166.109" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="922.727" y="212.493" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221149739632" parent="0" id_b="2221186404912" id_e="2221186406368" b_x="838.797" b_y="212.225" e_x="922.727" e_y="212.493" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221186769424" parent="0" id_b="2221186411568" id_e="2221149741552" b_x="384.297" b_y="258.533" e_x="-634.563" e_y="-90" dotBBalance="0" dotEBalance="0.58238">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221186765344" parent="0" id_b="2221186406784" id_e="2221149739152" b_x="514.837" b_y="294.814" e_x="-634.563" e_y="-90" dotBBalance="0" dotEBalance="0.746152">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221186766064" parent="0" id_b="2221186409904" id_e="2221186411152" b_x="690.147" b_y="103.554" e_x="689.187" e_y="211.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221149743712" parent="0" id_b="2221186408864" id_e="2221149747600" b_x="252.641" b_y="268.694" e_x="455.604" e_y="66.0352" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2221149741072" parent="0" id_b="2221186411152" id_e="2221186404912" b_x="689.187" b_y="211.962" e_x="838.797" e_y="212.225" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221186772544" parent="0" id_b="2221149569040" id_e="2221149739632" b_x="870.507" b_y="279.814" e_x="-634.563" e_y="-90" dotBBalance="0" dotEBalance="0.329963">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221149742272" parent="0" id_b="2221186408864" id_e="2221149746256" b_x="252.641" b_y="268.694" e_x="463.556" e_y="445.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2221149741552" parent="0" id_b="2221149747600" id_e="2221149746256" b_x="455.604" b_y="66.0352" e_x="463.556" e_y="445.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221149739152" parent="0" id_b="2221186411152" id_e="2221149741552" b_x="689.187" b_y="211.962" e_x="-634.563" e_y="-90" dotBBalance="0" dotEBalance="0.310877">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221149742032" parent="0" id_b="2221186407824" id_e="2221186411152" b_x="732.837" b_y="139.838" e_x="689.187" e_y="211.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2221149741312" parent="0" id_b="2221186411984" id_e="2221149741072" b_x="724.327" b_y="279.814" e_x="-634.563" e_y="-90" dotBBalance="0" dotEBalance="0.198387">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_edge.gwf b/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_edge.gwf
new file mode 100644
index 0000000000..1dace97dc6
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_arcs/rule/rule_sc_edge.gwf
@@ -0,0 +1,131 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="concept_message" shapeColor="193" id="2635314435920" parent="2635350681760" left="0" top="0" right="94.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="400.837" y="193.376" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_edge" shapeColor="193" id="2635314441744" parent="2635350681760" left="0" top="0" right="219.813" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="603.407" y="183.077" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="2635314434048" parent="2635350681760" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="435.367" y="246.028" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350352224" parent="2635350681760" id_b="2635314441744" id_e="2635314434048" b_x="603.407" b_y="183.077" e_x="435.367" e_y="246.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350346944" parent="2635350681760" id_b="2635314435920" id_e="2635314434048" b_x="400.837" b_y="193.376" e_x="435.367" e_y="246.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2635350681760" parent="0">
+            <points>
+                <point x="281.26" y="118.229"/>
+                <point x="283.902" y="297.841"/>
+                <point x="675.947" y="295.665"/>
+                <point x="674.407" y="123.539"/>
+            </points>
+        </contour>
+        <node type="node/const/perm/relation" idtf="nrel_reply" shapeColor="193" id="2635314440704" parent="2635350680608" left="0" top="0" right="56.3281" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="374.797" y="518.805" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_reply_message" shapeColor="193" id="2635314441536" parent="2635350680608" left="0" top="0" right="85.6563" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="502.467" y="579.239" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_atomic_message" shapeColor="193" id="2635314439040" parent="2635350680608" left="0" top="0" right="132.234" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="501.277" y="644.075" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="2635314434256" parent="2635350680608" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="330.639" y="579.18" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_edge" shapeColor="193" id="2635314435088" parent="2635350680608" left="0" top="0" right="219.813" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="646.057" y="512.488" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350350304" parent="2635350680608" id_b="2635314439040" id_e="2635314441536" b_x="501.277" b_y="644.075" e_x="502.467" e_y="579.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350352944" parent="2635350680608" id_b="2635314440704" id_e="2635350352464" b_x="374.797" b_y="518.805" e_x="29.4374" e_y="208" dotBBalance="0" dotEBalance="0.427775">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350347424" parent="2635350680608" id_b="2635314435088" id_e="2635314441536" b_x="646.057" b_y="512.488" e_x="502.467" e_y="579.239" dotBBalance="0" dotEBalance="0">
+            <points>
+                <point x="501.267" y="522.106"/>
+            </points>
+        </pair>
+        <pair type="pair/var/-/perm/orient" idtf="" shapeColor="0" id="2635350352464" parent="2635350680608" id_b="2635314434256" id_e="2635314441536" b_x="330.639" b_y="579.18" e_x="502.467" e_y="579.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2635350680608" parent="0">
+            <points>
+                <point x="300.395" y="480.265"/>
+                <point x="302.139" y="697.917"/>
+                <point x="669.767" y="694.091"/>
+                <point x="672.717" y="476.849"/>
+            </points>
+        </contour>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule_priority_1" shapeColor="193" id="2635314438832" parent="0" left="0" top="0" right="274.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="755.837" y="281.838" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule" shapeColor="193" id="2635314437376" parent="0" left="0" top="0" right="223.719" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="713.147" y="245.554" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="atomic_logical_formula" shapeColor="193" id="2635314438208" parent="0" left="0" top="0" right="119.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="275.641" y="410.694" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_main_key_sc_element" shapeColor="193" id="2635314434464" parent="0" left="0" top="0" right="135.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="537.837" y="436.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_1" shapeColor="193" id="2635314439456" parent="0" left="0" top="0" right="35.1875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="893.507" y="421.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/tuple" idtf="" shapeColor="0" id="2635314438000" parent="0" x="861.797" y="354.225" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_edge" shapeColor="193" id="2635314435296" parent="0" left="0" top="0" right="146.047" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="945.727" y="354.493" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_answer_pattern" shapeColor="193" id="2635314441952" parent="0" left="0" top="0" right="105.609" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="747.327" y="421.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_implication" shapeColor="193" id="2635314440912" parent="0" left="0" top="0" right="84.5" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="407.297" y="400.533" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="lr_message_about_edge" shapeColor="193" id="2635314435712" parent="0" left="0" top="0" right="124.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="712.187" y="353.962" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350350784" parent="0" id_b="2635314437376" id_e="2635314435712" b_x="713.147" b_y="245.554" e_x="712.187" e_y="353.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350350544" parent="0" id_b="2635314438208" id_e="2635350680608" b_x="275.641" b_y="410.694" e_x="486.556" e_y="587.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350349104" parent="0" id_b="2635314439456" id_e="2635350351984" b_x="893.507" b_y="421.814" e_x="29.4374" e_y="208" dotBBalance="0" dotEBalance="0.329963">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350347184" parent="0" id_b="2635314438832" id_e="2635314435712" b_x="755.837" b_y="281.838" e_x="712.187" e_y="353.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350347664" parent="0" id_b="2635314434464" id_e="2635350349584" b_x="537.837" b_y="436.814" e_x="29.4374" e_y="208" dotBBalance="0" dotEBalance="0.746152">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350349584" parent="0" id_b="2635314435712" id_e="2635350346704" b_x="712.187" b_y="353.962" e_x="29.4374" e_y="208" dotBBalance="0" dotEBalance="0.310877">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350346224" parent="0" id_b="2635314441952" id_e="2635350349824" b_x="747.327" b_y="421.814" e_x="29.4374" e_y="208" dotBBalance="0" dotEBalance="0.198387">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350351744" parent="0" id_b="2635314438208" id_e="2635350681760" b_x="275.641" b_y="410.694" e_x="478.604" e_y="208.035" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350350064" parent="0" id_b="2635314440912" id_e="2635350346704" b_x="407.297" b_y="400.533" e_x="29.4374" e_y="208" dotBBalance="0" dotEBalance="0.58238">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2635350351984" parent="0" id_b="2635314438000" id_e="2635314435296" b_x="861.797" b_y="354.225" e_x="945.727" e_y="354.493" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2635350346704" parent="0" id_b="2635350681760" id_e="2635350680608" b_x="478.604" b_y="208.035" e_x="486.556" e_y="587.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2635350349824" parent="0" id_b="2635314435712" id_e="2635314438000" b_x="712.187" b_y="353.962" e_x="861.797" e_y="354.225" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_base.gwf b/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_base.gwf
new file mode 100644
index 0000000000..e14920d9fc
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_base.gwf
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="concept_intent_possible_class" shapeColor="193" id="2088162040320" parent="0" left="0" top="0" right="155.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="571" y="147.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2088162047184" parent="0" x="763" y="218.5" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[about_sc_node]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2088162040736" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="573.5" y="373.39" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2088162043440" parent="0" x="572.5" y="305.39" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Сообщение о сущности узла базового вида]]></content>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="2088162041568" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="641" y="262.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_main_idtf" shapeColor="193" id="2088159245248" parent="0" left="0" top="0" right="77.5781" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="460.5" y="259.39" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node" shapeColor="193" id="2088162046560" parent="0" left="0" top="0" right="220.359" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="571.5" y="219" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161709552" parent="0" id_b="2088162040320" id_e="2088162046560" b_x="571" b_y="147.5" e_x="571.5" e_y="219" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161707872" parent="0" id_b="2088159245248" id_e="2088161709072" b_x="460.5" b_y="259.39" e_x="-135.207" e_y="-620.621" dotBBalance="0" dotEBalance="0.644157">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2088161705712" parent="0" id_b="2088162046560" id_e="2088162047184" b_x="571.5" b_y="219" e_x="763" e_y="218.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161708112" parent="0" id_b="2088162041568" id_e="2088161705712" b_x="641" b_y="262.5" e_x="-135.207" e_y="-620.621" dotBBalance="0" dotEBalance="0.47386">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2088161709072" parent="0" id_b="2088162046560" id_e="2088162043440" b_x="571.5" b_y="219" e_x="572.5" e_y="305.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161711232" parent="0" id_b="2088162040736" id_e="2088162043440" b_x="573.5" b_y="373.39" e_x="572.5" e_y="305.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_class.gwf b/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_class.gwf
new file mode 100644
index 0000000000..b108090a57
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_class.gwf
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/relation" idtf="nrel_main_idtf" shapeColor="193" id="1429255989888" parent="0" left="0" top="0" right="77.5781" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="330.5" y="240.159" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="1429255993424" parent="0" x="442.5" y="280.39" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Сообщение о сущности узла обозначающего класс]]></content>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="1429255990096" parent="0" x="633" y="193.5" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[about_sc_node_class]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="1429255990304" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="443.5" y="348.39" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_intent_possible_class" shapeColor="193" id="1429257781936" parent="0" left="0" top="0" right="155.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="441" y="122.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="1429257779856" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="511" y="237.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_class" shapeColor="193" id="1429257777152" parent="0" left="0" top="0" right="250.859" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="441.5" y="194" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256269456" parent="0" id_b="1429257779856" id_e="1429256270416" b_x="511" b_y="237.5" e_x="-1319.62" e_y="-631.08" dotBBalance="0" dotEBalance="0.47386">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256263936" parent="0" id_b="1429255989888" id_e="1429256270176" b_x="330.5" b_y="240.159" e_x="-1319.62" e_y="-631.08" dotBBalance="0" dotEBalance="0.644157">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1429256270416" parent="0" id_b="1429257777152" id_e="1429255990096" b_x="441.5" b_y="194" e_x="633" e_y="193.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1429256270176" parent="0" id_b="1429257777152" id_e="1429255993424" b_x="441.5" b_y="194" e_x="442.5" e_y="280.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256269936" parent="0" id_b="1429255990304" id_e="1429255993424" b_x="443.5" b_y="348.39" e_x="442.5" e_y="280.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256266576" parent="0" id_b="1429257781936" id_e="1429257777152" b_x="441" b_y="122.5" e_x="441.5" e_y="194" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_ligament.gwf b/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_ligament.gwf
new file mode 100644
index 0000000000..a033a47e28
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_ligament.gwf
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2964044635264" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="513.5" y="340.39" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_intent_possible_class" shapeColor="193" id="2964044638176" parent="0" left="0" top="0" right="155.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="511" y="114.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="2964044633392" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="581" y="229.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_main_idtf" shapeColor="193" id="2964044631520" parent="0" left="0" top="0" right="77.5781" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="400.5" y="226.39" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_ligament" shapeColor="193" id="2964013507344" parent="0" left="0" top="0" right="267.5" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="511.5" y="186" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2964044637136" parent="0" x="703" y="185.5" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[about_sc_node_ligament]]></content>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2964044635888" parent="0" x="512.5" y="272.39" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Сообщение о сущности узла, обозначающего небинарную связку]]></content>
+        </node>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2964046553968" parent="0" id_b="2964013507344" id_e="2964044637136" b_x="511.5" b_y="186" e_x="703" e_y="185.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964046551568" parent="0" id_b="2964044638176" id_e="2964013507344" b_x="511" b_y="114.5" e_x="511.5" e_y="186" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964046555168" parent="0" id_b="2964044631520" id_e="2964046549648" b_x="400.5" b_y="226.39" e_x="-1215.62" e_y="-643.08" dotBBalance="0" dotEBalance="0.644157">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964046555888" parent="0" id_b="2964044633392" id_e="2964046553968" b_x="581" b_y="229.5" e_x="-1215.62" e_y="-643.08" dotBBalance="0" dotEBalance="0.47386">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964046550128" parent="0" id_b="2964044635264" id_e="2964044635888" b_x="513.5" b_y="340.39" e_x="512.5" e_y="272.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2964046549648" parent="0" id_b="2964013507344" id_e="2964044635888" b_x="511.5" b_y="186" e_x="512.5" e_y="272.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_norole.gwf b/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_norole.gwf
new file mode 100644
index 0000000000..7dd6ba0599
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_norole.gwf
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="2812050430624" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="594" y="219.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2812050433744" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="526.5" y="330.39" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_intent_possible_class" shapeColor="193" id="2812050435408" parent="0" left="0" top="0" right="155.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="524" y="104.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_main_idtf" shapeColor="193" id="2812050432288" parent="0" left="0" top="0" right="77.5781" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="413.5" y="216.39" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2812074659440" parent="0" x="716" y="175.5" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[about_sc_node_norole]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_norole" shapeColor="193" id="2812050433120" parent="0" left="0" top="0" right="256.391" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="524.5" y="176" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2812050428752" parent="0" x="525.5" y="262.39" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Сообщение о сущности узла, обозначающего неролевое отношение]]></content>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812075244352" parent="0" id_b="2812050432288" id_e="2812075244592" b_x="413.5" b_y="216.39" e_x="-1222.62" e_y="-689.08" dotBBalance="0" dotEBalance="0.644157">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2812075246272" parent="0" id_b="2812050433120" id_e="2812074659440" b_x="524.5" b_y="176" e_x="716" e_y="175.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812075244112" parent="0" id_b="2812050435408" id_e="2812050433120" b_x="524" b_y="104.5" e_x="524.5" e_y="176" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812075242432" parent="0" id_b="2812050430624" id_e="2812075246272" b_x="594" b_y="219.5" e_x="-1222.62" e_y="-689.08" dotBBalance="0" dotEBalance="0.47386">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812075241232" parent="0" id_b="2812050433744" id_e="2812050428752" b_x="526.5" b_y="330.39" e_x="525.5" e_y="262.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2812075244592" parent="0" id_b="2812050433120" id_e="2812050428752" b_x="524.5" b_y="176" e_x="525.5" e_y="262.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_role.gwf b/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_role.gwf
new file mode 100644
index 0000000000..a40b0d4315
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_role.gwf
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_role" shapeColor="193" id="1908921023456" parent="0" left="0" top="0" right="244.203" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="513.5" y="188" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="1908921022624" parent="0" x="705" y="187.5" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[about_sc_node_role]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="1908922147888" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="515.5" y="342.39" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_intent_possible_class" shapeColor="193" id="1908921023872" parent="0" left="0" top="0" right="155.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="513" y="116.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_main_idtf" shapeColor="193" id="1908921020960" parent="0" left="0" top="0" right="77.5781" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="402.5" y="228.39" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="1908921023040" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="583" y="231.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="1908921026368" parent="0" x="514.5" y="274.39" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Сообщение о сущности узла, обозначающего ролевое отношение]]></content>
+        </node>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1908958959680" parent="0" id_b="1908921023456" id_e="1908921022624" b_x="513.5" b_y="188" e_x="705" e_y="187.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908958958240" parent="0" id_b="1908921020960" id_e="1908958960880" b_x="402.5" b_y="228.39" e_x="-1276.62" e_y="-643.08" dotBBalance="0" dotEBalance="0.644157">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1908958960880" parent="0" id_b="1908921023456" id_e="1908921026368" b_x="513.5" b_y="188" e_x="514.5" e_y="274.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908958957760" parent="0" id_b="1908921023872" id_e="1908921023456" b_x="513" b_y="116.5" e_x="513.5" e_y="188" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908958961600" parent="0" id_b="1908922147888" id_e="1908921026368" b_x="515.5" b_y="342.39" e_x="514.5" e_y="274.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908958961840" parent="0" id_b="1908921023040" id_e="1908958959680" b_x="583" b_y="231.5" e_x="-1276.62" e_y="-643.08" dotBBalance="0" dotEBalance="0.47386">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_struct.gwf b/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_struct.gwf
new file mode 100644
index 0000000000..ab6f4a00cd
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/message/message_about_sc_node_struct.gwf
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2434542611280" parent="0" x="533.09" y="300.39" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[Сообщение о сущности узла, обозначающего структуру]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_struct" shapeColor="193" id="2434542615024" parent="0" left="0" top="0" right="254.203" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="532.09" y="214" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2434542612528" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="534.09" y="368.39" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_wit_ai_idtf" shapeColor="193" id="2434542609200" parent="0" left="0" top="0" right="82" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="601.59" y="257.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2434542612736" parent="0" x="723.59" y="213.5" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[about_sc_node_struct]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_intent_possible_class" shapeColor="193" id="2434542609616" parent="0" left="0" top="0" right="155.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="531.59" y="142.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_main_idtf" shapeColor="193" id="2434542612320" parent="0" left="0" top="0" right="77.5781" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="422.5" y="257.207" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2434510101632" parent="0" id_b="2434542615024" id_e="2434542611280" b_x="532.09" b_y="214" e_x="533.09" e_y="300.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434510105952" parent="0" id_b="2434542609200" id_e="2434510105472" b_x="601.59" b_y="257.5" e_x="-1230.03" e_y="-598.08" dotBBalance="0" dotEBalance="0.47386">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434510098512" parent="0" id_b="2434542612320" id_e="2434510101632" b_x="422.5" b_y="257.207" e_x="-1230.03" e_y="-598.08" dotBBalance="0" dotEBalance="0.644157">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2434510105472" parent="0" id_b="2434542615024" id_e="2434542612736" b_x="532.09" b_y="214" e_x="723.59" e_y="213.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434510104272" parent="0" id_b="2434542612528" id_e="2434542611280" b_x="534.09" b_y="368.39" e_x="533.09" e_y="300.39" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434510105712" parent="0" id_b="2434542609616" id_e="2434542615024" b_x="531.59" b_y="142.5" e_x="532.09" e_y="214" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_base.gwf b/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_base.gwf
new file mode 100644
index 0000000000..4bb41f8ae1
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_base.gwf
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2088162043856" parent="0" x="460" y="490.259" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[SC-узел общего вида. 


+Данный тип sc-узлов используется для обозначения абсолютных понятий.


+Изображается окружностью (константный постоянный узел) или квадратом (переменный постоянный узел).]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2088162039904" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="628.24" y="410.259" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase" shapeColor="193" id="2088162043648" parent="0" left="0" top="0" right="84.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="345.277" y="237.759" haveBus="false" idtf_pos="5">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node" shapeColor="193" id="2088162039488" parent="0" left="0" top="0" right="146.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="350.703" y="412.352" haveBus="false" idtf_pos="1">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node" shapeColor="193" id="2088162044896" parent="0" left="0" top="0" right="146.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="341.444" y="110.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_inclusion" shapeColor="193" id="2088162045520" parent="0" left="0" top="0" right="75.6094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="432.05" y="171.611" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161708592" parent="0" id_b="2088162039488" id_e="2088162043856" b_x="350.703" b_y="412.352" e_x="460" e_y="490.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161705472" parent="0" id_b="2088162039904" id_e="2088162043856" b_x="628.24" b_y="410.259" e_x="460" e_y="490.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161709312" parent="0" id_b="2088162045520" id_e="2088161711952" b_x="432.05" b_y="171.611" e_x="-571.76" e_y="25.0741" dotBBalance="0" dotEBalance="0.531597">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2088161711952" parent="0" id_b="2088162043648" id_e="2088162044896" b_x="345.277" b_y="237.759" e_x="341.444" e_y="110.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_class.gwf b/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_class.gwf
new file mode 100644
index 0000000000..955eb6bd68
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_class.gwf
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="concept_phrase" shapeColor="193" id="1429255988224" parent="0" left="0" top="0" right="84.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="375.28" y="268.759" haveBus="false" idtf_pos="5">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="1429255991344" parent="0" x="490" y="521.259" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[SC-узел обозначающий класс. 

+Данный тип sc-узлов используется для обозначения класса понятий.

+Изображается окружностью (константный постоянный узел) или квадратом (переменный постоянный узел) с "решёткой" внутри.]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="1429255990720" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="658.24" y="441.259" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_class" shapeColor="193" id="1429255992800" parent="0" left="0" top="0" right="177.094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="380.71" y="443.352" haveBus="false" idtf_pos="1">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_inclusion" shapeColor="193" id="1429255989680" parent="0" left="0" top="0" right="75.6094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="462.05" y="202.611" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_class" shapeColor="193" id="1429255988640" parent="0" left="0" top="0" right="177.094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="371.45" y="141.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256269216" parent="0" id_b="1429255992800" id_e="1429255991344" b_x="380.71" b_y="443.352" e_x="490" e_y="521.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256266336" parent="0" id_b="1429255989680" id_e="1429256264176" b_x="462.05" b_y="202.611" e_x="-1596.17" e_y="70.6152" dotBBalance="0" dotEBalance="0.531597">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256269696" parent="0" id_b="1429255990720" id_e="1429255991344" b_x="658.24" b_y="441.259" e_x="490" e_y="521.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1429256264176" parent="0" id_b="1429255988224" id_e="1429255988640" b_x="375.28" b_y="268.759" e_x="371.45" e_y="141.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_ligament.gwf b/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_ligament.gwf
new file mode 100644
index 0000000000..eceb91b2e6
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_ligament.gwf
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/relation" idtf="nrel_inclusion" shapeColor="193" id="2964013507760" parent="0" left="0" top="0" right="75.6094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="463.05" y="143.611" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2964013501520" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="588.24" y="366.259" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_ligament" shapeColor="193" id="2964013504640" parent="0" left="0" top="0" right="193.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="409.71" y="365.352" haveBus="false" idtf_pos="1">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase" shapeColor="193" id="2964013503600" parent="0" left="0" top="0" right="84.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="376.28" y="209.759" haveBus="false" idtf_pos="5">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2964013503392" parent="0" x="491" y="462.259" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[SC-узел, обозначающий небинарную связку.

+Данный тип sc-узлов используется для обозначения множества каких-либо элементов.

+Изображается окружностью (константный постоянный узел) или квадратом (переменный постоянный узел) с горизонтальной линией внутри.]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_ligament" shapeColor="193" id="2964013501728" parent="0" left="0" top="0" right="193.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="378.45" y="83.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964046556608" parent="0" id_b="2964013504640" id_e="2964013503392" b_x="409.71" b_y="365.352" e_x="491" e_y="462.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964046549168" parent="0" id_b="2964013507760" id_e="2964046550368" b_x="463.05" b_y="143.611" e_x="-1561.17" e_y="7.6152" dotBBalance="0" dotEBalance="0.531597">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964046556848" parent="0" id_b="2964013501520" id_e="2964013503392" b_x="588.24" b_y="366.259" e_x="491" e_y="462.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2964046550368" parent="0" id_b="2964013503600" id_e="2964013501728" b_x="376.28" b_y="209.759" e_x="378.45" e_y="83.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_norole.gwf b/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_norole.gwf
new file mode 100644
index 0000000000..bceada1d0b
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_norole.gwf
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="concept_phrase" shapeColor="193" id="2812074656320" parent="0" left="0" top="0" right="84.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="413.78" y="260.759" haveBus="false" idtf_pos="5">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2812074657984" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="696.74" y="433.259" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_norole" shapeColor="193" id="2812074659856" parent="0" left="0" top="0" right="182.625" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="419.21" y="435.352" haveBus="false" idtf_pos="1">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_inclusion" shapeColor="193" id="2812074657360" parent="0" left="0" top="0" right="75.6094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="500.55" y="194.611" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2812074657152" parent="0" x="528.5" y="513.259" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[SC-узел, обозначающий неролевое отношение. 

+Данный тип sc-узлов используется для обозначения отношений, в которых ни один элемент не играет какую-либо роль.

+Изображается окружностью (константный постоянный узел) или квадратом (переменный постоянный узел) с "крестиком" внутри.]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_norole" shapeColor="193" id="2812074661104" parent="0" left="0" top="0" right="182.625" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="409.95" y="133.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812075246992" parent="0" id_b="2812074659856" id_e="2812074657152" b_x="419.21" b_y="435.352" e_x="528.5" e_y="513.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812075247712" parent="0" id_b="2812074657360" id_e="2812075243152" b_x="500.55" b_y="194.611" e_x="-1543.67" e_y="22.615" dotBBalance="0" dotEBalance="0.531597">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2812075243152" parent="0" id_b="2812074656320" id_e="2812074661104" b_x="413.78" b_y="260.759" e_x="409.95" e_y="133.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812075243632" parent="0" id_b="2812074657984" id_e="2812074657152" b_x="696.74" b_y="433.259" e_x="528.5" e_y="513.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_role.gwf b/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_role.gwf
new file mode 100644
index 0000000000..b6c1286454
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_role.gwf
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="1908921027408" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="688.74" y="422.259" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_role" shapeColor="193" id="1908921023248" parent="0" left="0" top="0" right="170.438" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="411.21" y="424.352" haveBus="false" idtf_pos="1">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_inclusion" shapeColor="193" id="1908921026992" parent="0" left="0" top="0" right="75.6094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="492.55" y="183.611" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase" shapeColor="193" id="1908921027200" parent="0" left="0" top="0" right="84.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="405.78" y="249.759" haveBus="false" idtf_pos="5">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="1908921026160" parent="0" x="520.5" y="502.259" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[SC-узел, обозначающий ролевое отношение. 

+Данный тип sc-узлов используется для обозначения отношений, где один из элементов играет какую-либо роль.

+Изображается окружностью (константный постоянный узел) или квадратом (переменный постоянный узел) с "плюсом" внутри.]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_role" shapeColor="193" id="1908921020752" parent="0" left="0" top="0" right="170.438" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="401.95" y="122.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908958958480" parent="0" id_b="1908921023248" id_e="1908921026160" b_x="411.21" b_y="424.352" e_x="520.5" e_y="502.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1908958961120" parent="0" id_b="1908921027200" id_e="1908921020752" b_x="405.78" b_y="249.759" e_x="401.95" e_y="122.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908958956560" parent="0" id_b="1908921027408" id_e="1908921026160" b_x="688.74" b_y="422.259" e_x="520.5" e_y="502.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908958956320" parent="0" id_b="1908921026992" id_e="1908958961120" b_x="492.55" b_y="183.611" e_x="-1594.67" e_y="45.6152" dotBBalance="0" dotEBalance="0.531597">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_struct.gwf b/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_struct.gwf
new file mode 100644
index 0000000000..c8c7f3fffd
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/phrase/phrase_about_sc_node_struct.gwf
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/relation" idtf="nrel_inclusion" shapeColor="193" id="2434542609824" parent="0" left="0" top="0" right="75.6094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="458.05" y="192.611" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="lang_ru" shapeColor="193" id="2434542611696" parent="0" left="0" top="0" right="44.1094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="654.24" y="431.259" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="" shapeColor="0" id="2434542615648" parent="0" x="486" y="511.259" haveBus="false" idtf_pos="0">
+            <content type="1" mime_type="content/term" content_visibility="true" file_name=""><![CDATA[SC-узел, обозначающий структуру. 

+Данный тип sc-узлов используется для обозначения некоторых структур элементов.

+Изображается окружностью (константный постоянный узел) или квадратом (переменный постоянный узел) с точкой внутри.]]></content>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase" shapeColor="193" id="2434542608992" parent="0" left="0" top="0" right="84.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="371.28" y="258.759" haveBus="false" idtf_pos="5">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_struct" shapeColor="193" id="2434542614400" parent="0" left="0" top="0" right="180.438" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="376.71" y="433.352" haveBus="false" idtf_pos="1">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_struct" shapeColor="193" id="2434542614192" parent="0" left="0" top="0" right="180.438" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="367.45" y="131.5" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507546832" parent="0" id_b="2434542614400" id_e="2434542615648" b_x="376.71" b_y="433.352" e_x="486" e_y="511.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507546592" parent="0" id_b="2434542609824" id_e="2434507547792" b_x="458.05" b_y="192.611" e_x="-1601.17" e_y="73.6152" dotBBalance="0" dotEBalance="0.531597">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2434507547792" parent="0" id_b="2434542608992" id_e="2434542614192" b_x="371.28" b_y="258.759" e_x="367.45" e_y="131.5" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507545152" parent="0" id_b="2434542611696" id_e="2434542615648" b_x="654.24" b_y="431.259" e_x="486" e_y="511.259" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_base.gwf b/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_base.gwf
new file mode 100644
index 0000000000..15771c62dd
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_base.gwf
@@ -0,0 +1,131 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/var/perm/general" idtf="_reply_message" shapeColor="0" id="2088156647392" parent="2088159051472" left="0" top="0" right="85.6563" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="410.471" y="479.239" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="0" id="2088156644064" parent="2088159051472" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="238.639" y="479.18" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/const/perm/group" idtf="concept_atomic_message" shapeColor="0" id="2088162042192" parent="2088159051472" left="0" top="0" right="132.234" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="409.278" y="544.075" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node" shapeColor="0" id="2088156649056" parent="2088159051472" left="0" top="0" right="220.359" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="554.057" y="412.488" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_reply" shapeColor="0" id="2088162045936" parent="2088159051472" left="0" top="0" right="56.3281" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="282.794" y="418.805" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161710752" parent="2088159051472" id_b="2088162042192" id_e="2088156647392" b_x="409.278" b_y="544.075" e_x="410.471" e_y="479.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161708352" parent="2088159051472" id_b="2088156649056" id_e="2088156647392" b_x="554.057" b_y="412.488" e_x="410.471" e_y="479.239" dotBBalance="0" dotEBalance="0">
+            <points>
+                <point x="409.263" y="422.106"/>
+            </points>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088159819200" parent="2088159051472" id_b="2088162045936" id_e="2088159825200" b_x="282.794" b_y="418.805" e_x="204.851" e_y="-20.5411" dotBBalance="0" dotEBalance="0.427775">
+            <points/>
+        </pair>
+        <pair type="pair/var/-/perm/orient" idtf="" shapeColor="0" id="2088159825200" parent="2088159051472" id_b="2088156644064" id_e="2088156647392" b_x="238.639" b_y="479.18" e_x="410.471" e_y="479.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2088159051472" parent="0">
+            <points>
+                <point x="208.396" y="380.265"/>
+                <point x="210.14" y="597.917"/>
+                <point x="577.772" y="594.091"/>
+                <point x="580.717" y="376.849"/>
+            </points>
+        </contour>
+        <node type="node/const/perm/group" idtf="concept_message" shapeColor="0" id="2088156648848" parent="2088159052432" left="0" top="0" right="94.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="308.84" y="93.3759" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="0" id="2088159597120" parent="2088159052432" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="343.365" y="146.028" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node" shapeColor="0" id="2088162046768" parent="2088159052432" left="0" top="0" right="220.359" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="511.41" y="83.0769" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161711472" parent="2088159052432" id_b="2088162046768" id_e="2088159597120" b_x="511.41" b_y="83.0769" e_x="343.365" e_y="146.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088159824960" parent="2088159052432" id_b="2088156648848" id_e="2088159597120" b_x="308.84" b_y="93.3759" e_x="343.365" e_y="146.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2088159052432" parent="0">
+            <points>
+                <point x="189.261" y="18.2294"/>
+                <point x="191.902" y="197.841"/>
+                <point x="583.944" y="195.665"/>
+                <point x="582.408" y="23.5395"/>
+            </points>
+        </contour>
+        <node type="node/const/perm/relation" idtf="nrel_implication" shapeColor="0" id="2088162046352" parent="0" left="0" top="0" right="84.5" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="315.293" y="300.533" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule" shapeColor="0" id="2088156647808" parent="0" left="0" top="0" right="223.719" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="621.148" y="145.554" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="atomic_logical_formula" shapeColor="0" id="2088162044480" parent="0" left="0" top="0" right="119.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="183.641" y="310.694" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node" shapeColor="0" id="2088162041152" parent="0" left="0" top="0" right="146.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="853.726" y="254.493" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_main_key_sc_element" shapeColor="0" id="2088156643648" parent="0" left="0" top="0" right="135.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="445.842" y="336.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule_priority_1" shapeColor="0" id="2088156646976" parent="0" left="0" top="0" right="274.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="663.836" y="181.838" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_1" shapeColor="0" id="2088156642400" parent="0" left="0" top="0" right="35.1875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="801.503" y="321.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_answer_pattern" shapeColor="0" id="2088162039696" parent="0" left="0" top="0" right="105.609" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="655.331" y="321.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/tuple" idtf="" shapeColor="0" id="2088162044064" parent="0" x="769.8" y="254.225" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="lr_message_about_node" shapeColor="0" id="2088162044272" parent="0" left="0" top="0" right="125" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="620.189" y="253.962" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088159821600" parent="0" id_b="2088156642400" id_e="2088161704992" b_x="801.503" b_y="321.814" e_x="204.851" e_y="-20.5411" dotBBalance="0" dotEBalance="0.329963">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161710272" parent="0" id_b="2088162039696" id_e="2088159819440" b_x="655.331" b_y="321.814" e_x="204.851" e_y="-20.5411" dotBBalance="0" dotEBalance="0.198387">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161706192" parent="0" id_b="2088156646976" id_e="2088162044272" b_x="663.836" b_y="181.838" e_x="620.189" e_y="253.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088159819680" parent="0" id_b="2088162044272" id_e="2088159820640" b_x="620.189" b_y="253.962" e_x="204.851" e_y="-20.5411" dotBBalance="0" dotEBalance="0.310877">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2088159820640" parent="0" id_b="2088159052432" id_e="2088159051472" b_x="386.603" b_y="108.035" e_x="394.557" e_y="487.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2088159819440" parent="0" id_b="2088162044272" id_e="2088162044064" b_x="620.189" b_y="253.962" e_x="769.8" e_y="254.225" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161706672" parent="0" id_b="2088156647808" id_e="2088162044272" b_x="621.148" b_y="145.554" e_x="620.189" e_y="253.962" dotBBalance="0" dotEBalance="0">
+            <points/>
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+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161705952" parent="0" id_b="2088162044480" id_e="2088159052432" b_x="183.641" b_y="310.694" e_x="386.603" e_y="108.035" dotBBalance="0" dotEBalance="0">
+            <points/>
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+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161710032" parent="0" id_b="2088162046352" id_e="2088159820640" b_x="315.293" b_y="300.533" e_x="204.851" e_y="-20.5411" dotBBalance="0" dotEBalance="0.58238">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161711712" parent="0" id_b="2088156643648" id_e="2088159819680" b_x="445.842" b_y="336.814" e_x="204.851" e_y="-20.5411" dotBBalance="0" dotEBalance="0.746152">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161704992" parent="0" id_b="2088162044064" id_e="2088162041152" b_x="769.8" b_y="254.225" e_x="853.726" e_y="254.493" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2088161707392" parent="0" id_b="2088162044480" id_e="2088159051472" b_x="183.641" b_y="310.694" e_x="394.557" e_y="487.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_class.gwf b/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_class.gwf
new file mode 100644
index 0000000000..d62721e026
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_class.gwf
@@ -0,0 +1,131 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_class" shapeColor="0" id="1429216686928" parent="1429222184848" left="0" top="0" right="250.859" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="538.411" y="143.538" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="0" id="1429255986144" parent="1429222184848" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="370.371" y="218.028" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message" shapeColor="0" id="1429255986976" parent="1429222184848" left="0" top="0" right="94.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="339.691" y="182.684" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429219776688" parent="1429222184848" id_b="1429216686928" id_e="1429255986144" b_x="538.411" b_y="143.538" e_x="370.371" e_y="218.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256268496" parent="1429222184848" id_b="1429255986976" id_e="1429255986144" b_x="339.691" b_y="182.684" e_x="370.371" e_y="218.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="1429222184848" parent="0">
+            <points>
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+                <point x="610.951" y="267.665"/>
+                <point x="609.411" y="95.5395"/>
+            </points>
+        </contour>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="0" id="1429216691712" parent="1429222183312" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="265.641" y="551.18" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_class" shapeColor="0" id="1429255992176" parent="1429222183312" left="0" top="0" right="250.859" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="581.061" y="492.18" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_reply_message" shapeColor="0" id="1429216688176" parent="1429222183312" left="0" top="0" right="85.6563" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="437.471" y="551.239" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_atomic_message" shapeColor="0" id="1429216690256" parent="1429222183312" left="0" top="0" right="132.234" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="436.281" y="616.075" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_reply" shapeColor="0" id="1429216691088" parent="1429222183312" left="0" top="0" right="56.3281" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="319.411" y="511.959" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429219771168" parent="1429222183312" id_b="1429216690256" id_e="1429216688176" b_x="436.281" b_y="616.075" e_x="437.471" e_y="551.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/-/perm/orient" idtf="" shapeColor="0" id="1429256266096" parent="1429222183312" id_b="1429216691712" id_e="1429216688176" b_x="265.641" b_y="551.18" e_x="437.471" e_y="551.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429219772128" parent="1429222183312" id_b="1429216691088" id_e="1429256266096" b_x="319.411" b_y="511.959" e_x="-822.559" e_y="66" dotBBalance="0" dotEBalance="0.427775">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429219771648" parent="1429222183312" id_b="1429255992176" id_e="1429216688176" b_x="581.061" b_y="492.18" e_x="437.471" e_y="551.239" dotBBalance="0" dotEBalance="0">
+            <points>
+                <point x="436.271" y="494.106"/>
+            </points>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="1429222183312" parent="0">
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+                <point x="604.771" y="666.091"/>
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+        </contour>
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+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule" shapeColor="0" id="1429255987600" parent="0" left="0" top="0" right="223.719" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="648.151" y="217.554" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/const/perm/tuple" idtf="" shapeColor="0" id="1429255986352" parent="0" x="796.801" y="326.225" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_answer_pattern" shapeColor="0" id="1429255987808" parent="0" left="0" top="0" right="105.609" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="682.331" y="393.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_1" shapeColor="0" id="1429255985728" parent="0" left="0" top="0" right="35.1875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="828.511" y="393.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="atomic_logical_formula" shapeColor="0" id="1429255987392" parent="0" left="0" top="0" right="119.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="210.641" y="382.694" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_main_key_sc_element" shapeColor="0" id="1429255991760" parent="0" left="0" top="0" right="135.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="472.841" y="408.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule_priority_1" shapeColor="0" id="1429216686720" parent="0" left="0" top="0" right="274.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="690.841" y="253.838" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_class" shapeColor="0" id="1429255992592" parent="0" left="0" top="0" right="177.094" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="880.731" y="326.493" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="lr_message_about_node_class" shapeColor="0" id="1429216687552" parent="0" left="0" top="0" right="155.5" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="647.191" y="325.962" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1429256268016" parent="0" id_b="1429222184848" id_e="1429222183312" b_x="413.606" b_y="180.035" e_x="421.561" e_y="559.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429219776208" parent="0" id_b="1429255991760" id_e="1429256270896" b_x="472.841" b_y="408.814" e_x="-822.559" e_y="66" dotBBalance="0" dotEBalance="0.746152">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256264656" parent="0" id_b="1429255987392" id_e="1429222184848" b_x="210.641" b_y="382.694" e_x="413.606" e_y="180.035" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256267296" parent="0" id_b="1429255987392" id_e="1429222183312" b_x="210.641" b_y="382.694" e_x="421.561" e_y="559.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429219776448" parent="0" id_b="1429255986768" id_e="1429256268016" b_x="342.301" b_y="372.533" e_x="-822.559" e_y="66" dotBBalance="0" dotEBalance="0.58238">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1429256265856" parent="0" id_b="1429216687552" id_e="1429255986352" b_x="647.191" b_y="325.962" e_x="796.801" e_y="326.225" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256264896" parent="0" id_b="1429255986352" id_e="1429255992592" b_x="796.801" b_y="326.225" e_x="880.731" e_y="326.493" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256264416" parent="0" id_b="1429216686720" id_e="1429216687552" b_x="690.841" b_y="253.838" e_x="647.191" e_y="325.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256267536" parent="0" id_b="1429255987600" id_e="1429216687552" b_x="648.151" b_y="217.554" e_x="647.191" e_y="325.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256267776" parent="0" id_b="1429255985728" id_e="1429256264896" b_x="828.511" b_y="393.814" e_x="-822.559" e_y="66" dotBBalance="0" dotEBalance="0.329963">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256270896" parent="0" id_b="1429216687552" id_e="1429256268016" b_x="647.191" b_y="325.962" e_x="-822.559" e_y="66" dotBBalance="0" dotEBalance="0.310877">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1429256268256" parent="0" id_b="1429255987808" id_e="1429256265856" b_x="682.331" b_y="393.814" e_x="-822.559" e_y="66" dotBBalance="0" dotEBalance="0.198387">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_ligament.gwf b/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_ligament.gwf
new file mode 100644
index 0000000000..04a371f3e1
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_ligament.gwf
@@ -0,0 +1,131 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="2964015945488" parent="2964011651984" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="334.637" y="627.18" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_atomic_message" shapeColor="193" id="2964013504432" parent="2964011651984" left="0" top="0" right="132.234" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="505.277" y="692.075" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_ligament" shapeColor="193" id="2964015947360" parent="2964011651984" left="0" top="0" right="267.5" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="650.057" y="560.488" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_reply_message" shapeColor="193" id="2964015947568" parent="2964011651984" left="0" top="0" right="85.6563" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="506.467" y="627.239" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_reply" shapeColor="193" id="2964013501936" parent="2964011651984" left="0" top="0" right="56.3281" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="379.797" y="582.805" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964014115024" parent="2964011651984" id_b="2964013501936" id_e="2964014114064" b_x="379.797" b_y="582.805" e_x="-719.563" e_y="138" dotBBalance="0" dotEBalance="0.427775">
+            <points/>
+        </pair>
+        <pair type="pair/var/-/perm/orient" idtf="" shapeColor="0" id="2964014114064" parent="2964011651984" id_b="2964015945488" id_e="2964015947568" b_x="334.637" b_y="627.18" e_x="506.467" e_y="627.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964046553488" parent="2964011651984" id_b="2964013504432" id_e="2964015947568" b_x="505.277" b_y="692.075" e_x="506.467" e_y="627.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964014113824" parent="2964011651984" id_b="2964015947360" id_e="2964015947568" b_x="650.057" b_y="560.488" e_x="506.467" e_y="627.239" dotBBalance="0" dotEBalance="0">
+            <points>
+                <point x="505.267" y="570.106"/>
+            </points>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2964011651984" parent="0">
+            <points>
+                <point x="304.397" y="528.265"/>
+                <point x="306.137" y="745.917"/>
+                <point x="673.767" y="742.091"/>
+                <point x="676.717" y="524.849"/>
+            </points>
+        </contour>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="2964013502768" parent="2964011652368" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="439.367" y="294.028" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message" shapeColor="193" id="2964013986480" parent="2964011652368" left="0" top="0" right="94.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="404.837" y="241.376" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_ligament" shapeColor="193" id="2964013504848" parent="2964011652368" left="0" top="0" right="267.5" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="607.407" y="231.077" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964014119584" parent="2964011652368" id_b="2964013504848" id_e="2964013502768" b_x="607.407" b_y="231.077" e_x="439.367" e_y="294.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964014120784" parent="2964011652368" id_b="2964013986480" id_e="2964013502768" b_x="404.837" b_y="241.376" e_x="439.367" e_y="294.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2964011652368" parent="0">
+            <points>
+                <point x="285.257" y="166.229"/>
+                <point x="287.897" y="345.841"/>
+                <point x="679.947" y="343.665"/>
+                <point x="678.407" y="171.539"/>
+            </points>
+        </contour>
+        <node type="node/const/perm/role" idtf="rrel_1" shapeColor="193" id="2964013500896" parent="0" left="0" top="0" right="35.1875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="897.507" y="469.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="atomic_logical_formula" shapeColor="193" id="2964013504224" parent="0" left="0" top="0" right="119.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="279.641" y="458.694" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_implication" shapeColor="193" id="2964013505264" parent="0" left="0" top="0" right="84.5" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="411.297" y="448.533" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_answer_pattern" shapeColor="193" id="2964013501104" parent="0" left="0" top="0" right="105.609" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="751.327" y="469.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/tuple" idtf="" shapeColor="0" id="2964013506720" parent="0" x="865.797" y="402.225" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_main_key_sc_element" shapeColor="193" id="2964013505056" parent="0" left="0" top="0" right="135.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="541.837" y="484.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_ligament" shapeColor="193" id="2964013501312" parent="0" left="0" top="0" right="193.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="949.727" y="402.493" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule" shapeColor="193" id="2964013500480" parent="0" left="0" top="0" right="223.719" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="717.147" y="293.554" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule_priority_1" shapeColor="193" id="2964013505472" parent="0" left="0" top="0" right="274.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="759.837" y="329.838" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="lr_message_about_node_ligament" shapeColor="193" id="2964015946944" parent="0" left="0" top="0" right="172.141" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="716.187" y="401.962" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964014119824" parent="0" id_b="2964013504224" id_e="2964011652368" b_x="279.641" b_y="458.694" e_x="482.602" e_y="256.035" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964014115264" parent="0" id_b="2964013506720" id_e="2964013501312" b_x="865.797" b_y="402.225" e_x="949.727" e_y="402.493" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964046553728" parent="0" id_b="2964013505264" id_e="2964046554928" b_x="411.297" b_y="448.533" e_x="-719.563" e_y="138" dotBBalance="0" dotEBalance="0.58238">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964014114784" parent="0" id_b="2964013500896" id_e="2964014115264" b_x="897.507" b_y="469.814" e_x="-719.563" e_y="138" dotBBalance="0" dotEBalance="0.329963">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2964046553248" parent="0" id_b="2964015946944" id_e="2964013506720" b_x="716.187" b_y="401.962" e_x="865.797" e_y="402.225" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964046551808" parent="0" id_b="2964013500480" id_e="2964015946944" b_x="717.147" b_y="293.554" e_x="716.187" e_y="401.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2964046554928" parent="0" id_b="2964011652368" id_e="2964011651984" b_x="482.602" b_y="256.035" e_x="490.557" e_y="635.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964014120304" parent="0" id_b="2964013505056" id_e="2964014116224" b_x="541.837" b_y="484.814" e_x="-719.563" e_y="138" dotBBalance="0" dotEBalance="0.746152">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964046556368" parent="0" id_b="2964013504224" id_e="2964011651984" b_x="279.641" b_y="458.694" e_x="490.557" e_y="635.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964014116224" parent="0" id_b="2964015946944" id_e="2964046554928" b_x="716.187" b_y="401.962" e_x="-719.563" e_y="138" dotBBalance="0" dotEBalance="0.310877">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964014119344" parent="0" id_b="2964013505472" id_e="2964015946944" b_x="759.837" b_y="329.838" e_x="716.187" e_y="401.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2964046552288" parent="0" id_b="2964013501104" id_e="2964046553248" b_x="751.327" b_y="469.814" e_x="-719.563" e_y="138" dotBBalance="0" dotEBalance="0.198387">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_norole.gwf b/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_norole.gwf
new file mode 100644
index 0000000000..fd2cd6680a
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_norole.gwf
@@ -0,0 +1,131 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="concept_message" shapeColor="193" id="2812051925936" parent="2812074622128" left="0" top="0" right="94.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="362.841" y="135.376" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
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+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812051180224" parent="2812074622128" id_b="2812051925936" id_e="2812074658192" b_x="362.841" b_y="135.376" e_x="397.371" e_y="188.028" dotBBalance="0" dotEBalance="0">
+            <points/>
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+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2812074622128" parent="0">
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+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/var/perm/general" idtf="_reply_message" shapeColor="193" id="2812051929472" parent="2812074622512" left="0" top="0" right="85.6563" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="464.471" y="521.239" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_norole" shapeColor="193" id="2812074660064" parent="2812074622512" left="0" top="0" right="256.391" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="608.061" y="454.488" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="2812074661520" parent="2812074622512" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="292.641" y="521.18" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812075246032" parent="2812074622512" id_b="2812050952112" id_e="2812075241712" b_x="336.801" b_y="473.625" e_x="-781.559" e_y="-4.00001" dotBBalance="0" dotEBalance="0.427775">
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+        <pair type="pair/var/-/perm/orient" idtf="" shapeColor="0" id="2812075241712" parent="2812074622512" id_b="2812074661520" id_e="2812051929472" b_x="292.641" b_y="521.18" e_x="464.471" e_y="521.239" dotBBalance="0" dotEBalance="0">
+            <points/>
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+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812075242672" parent="2812074622512" id_b="2812074656944" id_e="2812051929472" b_x="463.281" b_y="586.075" e_x="464.471" e_y="521.239" dotBBalance="0" dotEBalance="0">
+            <points/>
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+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812051179504" parent="2812074622512" id_b="2812074660064" id_e="2812051929472" b_x="608.061" b_y="454.488" e_x="464.471" e_y="521.239" dotBBalance="0" dotEBalance="0">
+            <points>
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+            </points>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2812074622512" parent="0">
+            <points>
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+                <point x="631.771" y="636.091"/>
+                <point x="634.721" y="418.849"/>
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+        </contour>
+        <node type="node/const/perm/role" idtf="rrel_1" shapeColor="193" id="2812074656112" parent="0" left="0" top="0" right="35.1875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="855.511" y="363.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/const/perm/tuple" idtf="" shapeColor="0" id="2812051926352" parent="0" x="823.801" y="296.225" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/const/perm/group" idtf="atomic_logical_formula" shapeColor="193" id="2812074660480" parent="0" left="0" top="0" right="119.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="237.641" y="352.694" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_implication" shapeColor="193" id="2812074660272" parent="0" left="0" top="0" right="84.5" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="369.301" y="342.533" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_answer_pattern" shapeColor="193" id="2812074659648" parent="0" left="0" top="0" right="105.609" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="709.331" y="363.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule_priority_1" shapeColor="193" id="2812074662144" parent="0" left="0" top="0" right="274.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="717.841" y="223.838" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_main_key_sc_element" shapeColor="193" id="2812074655072" parent="0" left="0" top="0" right="135.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="499.841" y="378.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/const/perm/general" idtf="lr_message_about_node_norole" shapeColor="193" id="2812074661312" parent="0" left="0" top="0" right="161.031" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="674.191" y="295.962" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_norole" shapeColor="193" id="2812074661936" parent="0" left="0" top="0" right="182.625" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="907.731" y="296.493" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812051179744" parent="0" id_b="2812074660480" id_e="2812074622512" b_x="237.641" b_y="352.694" e_x="448.561" e_y="529.383" dotBBalance="0" dotEBalance="0">
+            <points/>
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+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812051186944" parent="0" id_b="2812074662144" id_e="2812074661312" b_x="717.841" b_y="223.838" e_x="674.191" e_y="295.962" dotBBalance="0" dotEBalance="0">
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+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2812051186224" parent="0" id_b="2812074622128" id_e="2812074622512" b_x="440.606" b_y="150.035" e_x="448.561" e_y="529.383" dotBBalance="0" dotEBalance="0">
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+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812075242912" parent="0" id_b="2812074660480" id_e="2812074622128" b_x="237.641" b_y="352.694" e_x="440.606" e_y="150.035" dotBBalance="0" dotEBalance="0">
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+            <points/>
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+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812051184784" parent="0" id_b="2812074660272" id_e="2812051186224" b_x="369.301" b_y="342.533" e_x="-781.559" e_y="-4.00001" dotBBalance="0" dotEBalance="0.58238">
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+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812075241472" parent="0" id_b="2812074659648" id_e="2812075246512" b_x="709.331" b_y="363.814" e_x="-781.559" e_y="-4.00001" dotBBalance="0" dotEBalance="0.198387">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2812051187184" parent="0" id_b="2812074656112" id_e="2812075243392" b_x="855.511" b_y="363.814" e_x="-781.559" e_y="-4.00001" dotBBalance="0" dotEBalance="0.329963">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_role.gwf b/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_role.gwf
new file mode 100644
index 0000000000..d4709165c5
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_role.gwf
@@ -0,0 +1,131 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/const/perm/group" idtf="concept_atomic_message" shapeColor="193" id="1908921022416" parent="1908922173792" left="0" top="0" right="132.234" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="380.281" y="571.075" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_reply_message" shapeColor="193" id="1908918865312" parent="1908922173792" left="0" top="0" right="85.6563" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="381.471" y="506.239" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_reply" shapeColor="193" id="1908921026576" parent="1908922173792" left="0" top="0" right="56.3281" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="253.801" y="445.805" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="1908921388016" parent="1908922173792" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="209.641" y="506.18" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_role" shapeColor="193" id="1908921027616" parent="1908922173792" left="0" top="0" right="244.203" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="525.061" y="439.488" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+            <points/>
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+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908958956080" parent="1908922173792" id_b="1908921027616" id_e="1908918865312" b_x="525.061" b_y="439.488" e_x="381.471" e_y="506.239" dotBBalance="0" dotEBalance="0">
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+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908921549408" parent="1908922173792" id_b="1908921022416" id_e="1908918865312" b_x="380.281" b_y="571.075" e_x="381.471" e_y="506.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="1908922173792" parent="0">
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+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="1908918867808" parent="1908922176864" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="314.371" y="173.028" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_role" shapeColor="193" id="1908921020544" parent="1908922176864" left="0" top="0" right="244.203" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="482.411" y="110.077" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="1908922176864" parent="0">
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+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+        <node type="node/const/perm/tuple" idtf="" shapeColor="0" id="1908921028448" parent="0" x="740.801" y="281.225" haveBus="false" idtf_pos="0">
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+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
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+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_answer_pattern" shapeColor="193" id="1908921025952" parent="0" left="0" top="0" right="105.609" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="626.331" y="348.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_1" shapeColor="193" id="1908918863440" parent="0" left="0" top="0" right="35.1875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="772.511" y="348.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule_priority_1" shapeColor="193" id="1908918868640" parent="0" left="0" top="0" right="274.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="634.841" y="208.838" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_main_key_sc_element" shapeColor="193" id="1908921025120" parent="0" left="0" top="0" right="135.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="416.841" y="363.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_role" shapeColor="193" id="1908918867184" parent="0" left="0" top="0" right="170.438" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="824.731" y="281.493" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="lr_message_about_node_role" shapeColor="193" id="1908921024912" parent="0" left="0" top="0" right="148.844" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="591.191" y="280.962" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908958958000" parent="0" id_b="1908921028448" id_e="1908918867184" b_x="740.801" b_y="281.225" e_x="824.731" e_y="281.493" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908921549888" parent="0" id_b="1908918868640" id_e="1908921024912" b_x="634.841" b_y="208.838" e_x="591.191" e_y="280.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1908921548928" parent="0" id_b="1908922176864" id_e="1908922173792" b_x="357.606" b_y="135.035" e_x="365.561" e_y="514.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="1908958957280" parent="0" id_b="1908921024912" id_e="1908921028448" b_x="591.191" b_y="280.962" e_x="740.801" e_y="281.225" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908958957040" parent="0" id_b="1908921024288" id_e="1908921024912" b_x="592.151" b_y="172.554" e_x="591.191" e_y="280.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908958961360" parent="0" id_b="1908918864480" id_e="1908921548928" b_x="286.301" b_y="327.533" e_x="-907.559" e_y="15" dotBBalance="0" dotEBalance="0.58238">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908921552048" parent="0" id_b="1908921025120" id_e="1908958958720" b_x="416.841" b_y="363.814" e_x="-907.559" e_y="15" dotBBalance="0" dotEBalance="0.746152">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908921546048" parent="0" id_b="1908918863440" id_e="1908958958000" b_x="772.511" b_y="348.814" e_x="-907.559" e_y="15" dotBBalance="0" dotEBalance="0.329963">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908921546528" parent="0" id_b="1908918861152" id_e="1908922173792" b_x="154.641" b_y="337.694" e_x="365.561" e_y="514.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908921549168" parent="0" id_b="1908918861152" id_e="1908922176864" b_x="154.641" b_y="337.694" e_x="357.606" e_y="135.035" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908958959920" parent="0" id_b="1908921025952" id_e="1908958957280" b_x="626.331" b_y="348.814" e_x="-907.559" e_y="15" dotBBalance="0" dotEBalance="0.198387">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="1908958958720" parent="0" id_b="1908921024912" id_e="1908921548928" b_x="591.191" b_y="280.962" e_x="-907.559" e_y="15" dotBBalance="0" dotEBalance="0.310877">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_struct.gwf b/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_struct.gwf
new file mode 100644
index 0000000000..81e46126e2
--- /dev/null
+++ b/kb/answer_about_scg_element/scg_nodes/rule/rule_sc_node_struct.gwf
@@ -0,0 +1,131 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GWF version="2.0">
+    <staticSector>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="2434542614816" parent="2434506343312" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="234.641" y="498.18" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_struct" shapeColor="193" id="2434542613360" parent="2434506343312" left="0" top="0" right="254.203" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="550.061" y="431.488" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_atomic_message" shapeColor="193" id="2434510451168" parent="2434506343312" left="0" top="0" right="132.234" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="405.281" y="563.075" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_reply_message" shapeColor="193" id="2434507701792" parent="2434506343312" left="0" top="0" right="85.6563" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="406.471" y="498.239" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_reply" shapeColor="193" id="2434542613776" parent="2434506343312" left="0" top="0" right="56.3281" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="278.801" y="447.138" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507542272" parent="2434506343312" id_b="2434542613776" id_e="2434507540832" b_x="278.801" b_y="447.138" e_x="-854.559" e_y="26" dotBBalance="0" dotEBalance="0.427775">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507541312" parent="2434506343312" id_b="2434510451168" id_e="2434507701792" b_x="405.281" b_y="563.075" e_x="406.471" e_y="498.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/-/perm/orient" idtf="" shapeColor="0" id="2434507540832" parent="2434506343312" id_b="2434542614816" id_e="2434507701792" b_x="234.641" b_y="498.18" e_x="406.471" e_y="498.239" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507545872" parent="2434506343312" id_b="2434542613360" id_e="2434507701792" b_x="550.061" b_y="431.488" e_x="406.471" e_y="498.239" dotBBalance="0" dotEBalance="0">
+            <points>
+                <point x="405.271" y="441.106"/>
+            </points>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2434506343312" parent="0">
+            <points>
+                <point x="204.401" y="399.265"/>
+                <point x="206.141" y="616.917"/>
+                <point x="573.771" y="613.091"/>
+                <point x="576.721" y="395.849"/>
+            </points>
+        </contour>
+        <node type="node/const/perm/group" idtf="concept_message" shapeColor="193" id="2434507707200" parent="2434506340432" left="0" top="0" right="94.5156" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="304.841" y="112.376" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_message_about_entity_of_sc_node_struct" shapeColor="193" id="2434542614608" parent="2434506340432" left="0" top="0" right="254.203" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="507.411" y="102.077" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/var/perm/general" idtf="_message" shapeColor="193" id="2434507703456" parent="2434506340432" left="0" top="0" right="56.2656" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="339.371" y="165.028" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507542512" parent="2434506340432" id_b="2434542614608" id_e="2434507703456" b_x="507.411" b_y="102.077" e_x="339.371" e_y="165.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/var/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507541072" parent="2434506340432" id_b="2434507707200" id_e="2434507703456" b_x="304.841" b_y="112.376" e_x="339.371" e_y="165.028" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <contour type="contour/const/perm" idtf="" shapeColor="0" id="2434506340432" parent="0">
+            <points>
+                <point x="185.261" y="37.2294"/>
+                <point x="187.901" y="216.841"/>
+                <point x="579.951" y="214.665"/>
+                <point x="578.411" y="42.5395"/>
+            </points>
+        </contour>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule" shapeColor="193" id="2434507705328" parent="0" left="0" top="0" right="223.719" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="617.151" y="164.554" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_implication" shapeColor="193" id="2434507705120" parent="0" left="0" top="0" right="84.5" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="311.301" y="319.533" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/tuple" idtf="" shapeColor="0" id="2434542611904" parent="0" x="765.801" y="273.225" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="atomic_logical_formula" shapeColor="193" id="2434542610448" parent="0" left="0" top="0" right="119.453" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="179.641" y="329.694" haveBus="false" idtf_pos="4">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_1" shapeColor="193" id="2434507702832" parent="0" left="0" top="0" right="35.1875" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="797.511" y="340.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/relation" idtf="nrel_answer_pattern" shapeColor="193" id="2434507705744" parent="0" left="0" top="0" right="105.609" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="651.331" y="340.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/general" idtf="lr_message_about_node_struct" shapeColor="193" id="2434507707408" parent="0" left="0" top="0" right="158.844" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="616.191" y="272.962" haveBus="false" idtf_pos="2">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_phrase_about_node_struct" shapeColor="193" id="2434542610656" parent="0" left="0" top="0" right="180.438" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="849.731" y="273.493" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/group" idtf="concept_answer_on_standard_message_rule_priority_1" shapeColor="193" id="2434507706784" parent="0" left="0" top="0" right="274.734" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="659.841" y="200.838" haveBus="false" idtf_pos="3">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <node type="node/const/perm/role" idtf="rrel_main_key_sc_element" shapeColor="193" id="2434507707824" parent="0" left="0" top="0" right="135.594" bottom="20" textColor="164" text_angle="0" text_font="Times New Roman [Arial]" font_size="10" x="441.841" y="355.814" haveBus="false" idtf_pos="0">
+            <content type="0" mime_type="" content_visibility="false" file_name=""/>
+        </node>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507540592" parent="0" id_b="2434507707824" id_e="2434507545632" b_x="441.841" b_y="355.814" e_x="-854.559" e_y="26" dotBBalance="0" dotEBalance="0.746152">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507544192" parent="0" id_b="2434542610448" id_e="2434506343312" b_x="179.641" b_y="329.694" e_x="390.561" e_y="506.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507542992" parent="0" id_b="2434507702832" id_e="2434507546112" b_x="797.511" b_y="340.814" e_x="-854.559" e_y="26" dotBBalance="0" dotEBalance="0.329963">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2434507544912" parent="0" id_b="2434506340432" id_e="2434506343312" b_x="382.606" b_y="127.035" e_x="390.561" e_y="506.383" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/-/perm/orient" idtf="" shapeColor="0" id="2434507543952" parent="0" id_b="2434507707408" id_e="2434542611904" b_x="616.191" b_y="272.962" e_x="765.801" e_y="273.225" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507543232" parent="0" id_b="2434507706784" id_e="2434507707408" b_x="659.841" b_y="200.838" e_x="616.191" e_y="272.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507546352" parent="0" id_b="2434507705328" id_e="2434507707408" b_x="617.151" b_y="164.554" e_x="616.191" e_y="272.962" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507545632" parent="0" id_b="2434507707408" id_e="2434507544912" b_x="616.191" b_y="272.962" e_x="-854.559" e_y="26" dotBBalance="0" dotEBalance="0.310877">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507543712" parent="0" id_b="2434542610448" id_e="2434506340432" b_x="179.641" b_y="329.694" e_x="382.606" e_y="127.035" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507542032" parent="0" id_b="2434507705120" id_e="2434507544912" b_x="311.301" b_y="319.533" e_x="-854.559" e_y="26" dotBBalance="0" dotEBalance="0.58238">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507547552" parent="0" id_b="2434507705744" id_e="2434507543952" b_x="651.331" b_y="340.814" e_x="-854.559" e_y="26" dotBBalance="0" dotEBalance="0.198387">
+            <points/>
+        </pair>
+        <pair type="pair/const/pos/perm/orient/membership" idtf="" shapeColor="0" id="2434507546112" parent="0" id_b="2434542611904" id_e="2434542610656" b_x="765.801" b_y="273.225" e_x="849.731" e_y="273.493" dotBBalance="0" dotEBalance="0">
+            <points/>
+        </pair>
+    </staticSector>
+</GWF>
diff --git a/repo.path b/repo.path
index a84c8d3d5e..2de121019b 100644
--- a/repo.path
+++ b/repo.path
@@ -11,3 +11,4 @@ kb/section_subject_domain_of_dialogues
 kb/section_subject_domain_of_actions_and_tasks
 kb/non_subject_domain_concepts
 kb/extra
+kb/answer_about_scg_element