diff --git a/.gitignore b/.gitignore
index eed1a371265579e38f62fa32c105defeca9ac683..00f2db56ccf6db5549faa670f1af4074b2b563ef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,6 +5,7 @@ devtemp*.py
 corpus/CCTP-SRSA-IP*
 corpus/ERTMS*
 corpus/PEV*
+corpus/COMP*
 .project
 *.ttl.tbc
 output*.ttl
diff --git a/frame/railway-ontology.ttl b/frame/railway-ontology.ttl
index 6aa1fa4c4de4ae8bf10c9c8e9db935c74ad54748..d1ac7f5df7983f1996a330549d8cd37448e432b3 100644
--- a/frame/railway-ontology.ttl
+++ b/frame/railway-ontology.ttl
@@ -1,4 +1,4 @@
-# baseURI: https://tetras-libre.fr/tenet/frame/railway-ontology
+# baseURI: https://unsel.tetras-libre.fr/tenet/frame/system-ontology
 
 @prefix owl: <http://www.w3.org/2002/07/owl#> .
 @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@@ -6,20 +6,20 @@
 @prefix swrl: <http://www.w3.org/2003/11/swrl#> .
 @prefix swrla: <http://swrl.stanford.edu/ontologies/3.3/swrla.owl#> .
 @prefix swrlb: <http://www.w3.org/2003/11/swrlb#> .
-@prefix sys: <https://tetras-libre.fr/tenet/frame/railway-ontology/> .
-@prefix sys-Event: <https://tetras-libre.fr/tenet/frame/railway-ontology/Event#> .
-@prefix sys-State_Property: <https://tetras-libre.fr/tenet/frame/railway-ontology/State_Property#> .
-@prefix sys-abstract_thing: <https://tetras-libre.fr/tenet/frame/railway-ontology/abstract_thing#> .
-@prefix sys-action_verb: <https://tetras-libre.fr/tenet/frame/railway-ontology/action_verb#> .
-@prefix sys-agent: <https://tetras-libre.fr/tenet/frame/railway-ontology/agent#> .
-@prefix sys-attributive_verb: <https://tetras-libre.fr/tenet/frame/railway-ontology/attributive_verb#> .
-@prefix sys-component: <https://tetras-libre.fr/tenet/frame/railway-ontology/component#> .
-@prefix sys-message: <https://tetras-libre.fr/tenet/frame/railway-ontology/message#> .
-@prefix sys-place: <https://tetras-libre.fr/tenet/frame/railway-ontology/place#> .
-@prefix sys-relation: <https://tetras-libre.fr/tenet/frame/railway-ontology/relation/> .
+@prefix sys: <https://unsel.tetras-libre.fr/tenet/frame/system-ontology/> .
+@prefix sys-Event: <https://unsel.tetras-libre.fr/tenet/frame/system-ontology/Event#> .
+@prefix sys-State_Property: <https://unsel.tetras-libre.fr/tenet/frame/system-ontology/State_Property#> .
+@prefix sys-abstract_thing: <https://unsel.tetras-libre.fr/tenet/frame/system-ontology/abstract_thing#> .
+@prefix sys-action_verb: <https://unsel.tetras-libre.fr/tenet/frame/system-ontology/action_verb#> .
+@prefix sys-agent: <https://unsel.tetras-libre.fr/tenet/frame/system-ontology/agent#> .
+@prefix sys-attributive_verb: <https://unsel.tetras-libre.fr/tenet/frame/system-ontology/attributive_verb#> .
+@prefix sys-component: <https://unsel.tetras-libre.fr/tenet/frame/system-ontology/component#> .
+@prefix sys-message: <https://unsel.tetras-libre.fr/tenet/frame/system-ontology/message#> .
+@prefix sys-place: <https://unsel.tetras-libre.fr/tenet/frame/system-ontology/place#> .
+@prefix sys-relation: <https://unsel.tetras-libre.fr/tenet/frame/system-ontology/relation/> .
 @prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
 
-<https://tetras-libre.fr/tenet/frame/railway-ontology>
+<https://unsel.tetras-libre.fr/tenet/frame/system-ontology>
   rdf:type owl:Ontology ;
 .
 sys:Abstraction
@@ -80,7 +80,7 @@ sys:Relation
   rdf:type rdf:Property ;
   rdfs:label "system property" ;
   rdfs:subPropertyOf sys:Property ;
-  sys:has_frame_uri "https://tetras-libre.fr/tenet/frame/railway-ontology/relation/" ;
+  sys:has_frame_uri "https://unsel.tetras-libre.fr/tenet/frame/system-ontology/relation/" ;
 .
 sys:Seed
   rdf:type rdf:Property ;
@@ -98,7 +98,7 @@ sys:State_Property
 sys:Structure
   rdf:type owl:Class ;
   rdfs:label "System Ontology Structure" ;
-  sys:has_frame_uri "https://tetras-libre.fr/tenet/frame/railway-ontology/" ;
+  sys:has_frame_uri "https://unsel.tetras-libre.fr/tenet/frame/system-ontology/" ;
   sys:has_reference "class" ;
 .
 sys:Train
@@ -210,7 +210,7 @@ sys:has_frame_base_uri
   rdf:type rdf:Property ;
   rdfs:label "has frame base uri" ;
   rdfs:subPropertyOf sys:Seed ;
-  sys:has_frame_base_uri "https://tetras-libre.fr/tenet/frame/railway-ontology/" ;
+  sys:has_frame_base_uri "https://unsel.tetras-libre.fr/tenet/frame/system-ontology/" ;
 .
 sys:has_frame_uri
   rdf:type rdf:Property ;