diff --git a/ontology/saref4ehaw.ttl b/ontology/saref4ehaw.ttl
index babb37bcde10c150b74c23b3b0b66754fedd5459..b492b3020b812a1714d474aac06b47932695de6a 100644
--- a/ontology/saref4ehaw.ttl
+++ b/ontology/saref4ehaw.ttl
@@ -12,7 +12,6 @@
 @prefix s4envi: <https://saref.etsi.org/saref4envi/> .
 @prefix s4wear: <https://saref.etsi.org/s4wear/> .
 @prefix dcterms: <http://purl.org/dc/terms/> .
-@prefix s4ehawInst: <https://saref.etsi.org/s4ehaw/instances/> .
 @base <https://saref.etsi.org/s4ehaw/> .
 
 <https://saref.etsi.org/s4ehaw/> rdf:type owl:Ontology ;
@@ -40,10 +39,6 @@ For embedded semantic analytics purposes, SAREF4EHAW shall behas been designed u
                                  
                                  vann:preferredNamespacePrefix "s4ehaw" ;
                                  
-                                 rdfs:comment "Extension of SAREF for eHealth Ageing Well domain." ;
-                                 
-                                 dcterms:title "SAREF4EHAW: an extension of SAREF for eHealth Ageing Well domain"@en ;
-
                                  dcterms:title "SAREF4EHAW: an extension of SAREF for eHealth Ageing Well domain"@en ;
                                  
                                  owl:versionInfo "v1.1.1" ;
@@ -53,20 +48,22 @@ For embedded semantic analytics purposes, SAREF4EHAW shall behas been designed u
                                  dcterms:creator <http://www-public.imtbs-tsp.eu/~girodgen/> ;
                                  
                                  dcterms:contributor <http://www-public.imtbs-tsp.eu/~girodgen/> ,
+	                                             <https://www.linkedin.com/in/lina-nachabe-2b292457/> ,
+						     <https://research.utwente.nl/en/persons/jo%C3%A3o-luiz-moreira> ,
+                                                     <https://pdi.fbk.eu/people/profile/dragoni> ,
                                                      <http://www.maxime-lefrancois.info/> ;
                                  
                                  dcterms:license <https://forge.etsi.org/etsi-software-license> ;
                                  
                                  dcterms:source <https://forge.etsi.org/rep/SAREF/s4ehaw/> ;
-                                 
-                                 dcterms:contributor <https://research.utwente.nl/en/persons/jo%C3%A3o-luiz-moreira> ;
+
+                                 rdfs:seeAlso <https://www.etsi.org/deliver/etsi_tr/103500_103599/103509/01.01.01_60/tr_103509v010101p.pdf> ;
                                  
                                  owl:imports <https://saref.etsi.org/saref/latest/saref.ttl> ;
                                  
-                                 dcterms:publisher <https://www.etsi.org/> ;
-                                 
-                                 dcterms:contributor <https://www.linkedin.com/in/lina-nachabe-2b292457/> ,
-                                                     <https://www.linkedin.com/in/maurodragoni/> .
+                                 dcterms:publisher <https://www.etsi.org/> .
+
+
 
 
 #################################################################
@@ -2217,156 +2214,156 @@ s4envi:FrequencyUnit rdf:type owl:Class .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/alcoholDrinking
+###  https://saref.etsi.org/s4ehaw/alcoholDrinking
 
-s4ehawInst:alcoholDrinking rdf:type owl:NamedIndividual ,
+s4ehaw:alcoholDrinking rdf:type owl:NamedIndividual ,
                                    s4ehaw:Habit .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/assistedLiving
+###  https://saref.etsi.org/s4ehaw/assistedLiving
 
-s4ehawInst:assistedLiving rdf:type owl:NamedIndividual ,
+s4ehaw:assistedLiving rdf:type owl:NamedIndividual ,
                                    s4ehaw:BanApplicationDomain .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/blindImpairment
+###  https://saref.etsi.org/s4ehaw/blindImpairment
 
-s4ehawInst:blindImpairment rdf:type owl:NamedIndividual ,
+s4ehaw:blindImpairment rdf:type owl:NamedIndividual ,
                                     s4ehaw:Impairment .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/deafImpairment
+###  https://saref.etsi.org/s4ehaw/deafImpairment
 
-s4ehawInst:deafImpairment rdf:type owl:NamedIndividual ,
+s4ehaw:deafImpairment rdf:type owl:NamedIndividual ,
                                    s4ehaw:Impairment .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/emergency
+###  https://saref.etsi.org/s4ehaw/emergency
 
-s4ehawInst:emergency rdf:type owl:NamedIndividual ,
+s4ehaw:emergency rdf:type owl:NamedIndividual ,
                               s4ehaw:BanApplicationDomain .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/exercising
+###  https://saref.etsi.org/s4ehaw/exercising
 
-s4ehawInst:exercising rdf:type owl:NamedIndividual ,
+s4ehaw:exercising rdf:type owl:NamedIndividual ,
                                s4ehaw:Posture .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/handlingImpairment
+###  https://saref.etsi.org/s4ehaw/handlingImpairment
 
-s4ehawInst:handlingImpairment rdf:type owl:NamedIndividual ,
+s4ehaw:handlingImpairment rdf:type owl:NamedIndividual ,
                                        s4ehaw:Impairment .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/healthcare
+###  https://saref.etsi.org/s4ehaw/healthcare
 
-s4ehawInst:healthcare rdf:type owl:NamedIndividual ,
+s4ehaw:healthcare rdf:type owl:NamedIndividual ,
                                s4ehaw:BanApplicationDomain .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/hearingImpairment
+###  https://saref.etsi.org/s4ehaw/hearingImpairment
 
-s4ehawInst:hearingImpairment rdf:type owl:NamedIndividual ,
+s4ehaw:hearingImpairment rdf:type owl:NamedIndividual ,
                                       s4ehaw:Impairment .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/lying
+###  https://saref.etsi.org/s4ehaw/lying
 
-s4ehawInst:lying rdf:type owl:NamedIndividual ,
+s4ehaw:lying rdf:type owl:NamedIndividual ,
                           s4ehaw:Posture .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/mobilityImpairment
+###  https://saref.etsi.org/s4ehaw/mobilityImpairment
 
-s4ehawInst:mobilityImpairment rdf:type owl:NamedIndividual ,
+s4ehaw:mobilityImpairment rdf:type owl:NamedIndividual ,
                                        s4ehaw:Impairment .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/overeating
+###  https://saref.etsi.org/s4ehaw/overeating
 
-s4ehawInst:overeating rdf:type owl:NamedIndividual ,
+s4ehaw:overeating rdf:type owl:NamedIndividual ,
                                     s4ehaw:Habit .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/pervasiveComputing
+###  https://saref.etsi.org/s4ehaw/pervasiveComputing
 
-s4ehawInst:pervasiveComputing rdf:type owl:NamedIndividual ,
+s4ehaw:pervasiveComputing rdf:type owl:NamedIndividual ,
                                        s4ehaw:BanApplicationDomain .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/running
+###  https://saref.etsi.org/s4ehaw/running
 
-s4ehawInst:running rdf:type owl:NamedIndividual ,
+s4ehaw:running rdf:type owl:NamedIndividual ,
                             s4ehaw:Posture .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/safety
+###  https://saref.etsi.org/s4ehaw/safety
 
-s4ehawInst:safety rdf:type owl:NamedIndividual ,
+s4ehaw:safety rdf:type owl:NamedIndividual ,
                            s4ehaw:BanApplicationDomain .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/sitting
+###  https://saref.etsi.org/s4ehaw/sitting
 
-s4ehawInst:sitting rdf:type owl:NamedIndividual ,
+s4ehaw:sitting rdf:type owl:NamedIndividual ,
                             s4ehaw:Posture .
 			    
 
 
-###  https://saref.etsi.org/s4ehaw/instances/smoking
+###  https://saref.etsi.org/s4ehaw/smoking
 
-s4ehawInst:smoking rdf:type owl:NamedIndividual ,
+s4ehaw:smoking rdf:type owl:NamedIndividual ,
                                    s4ehaw:Habit .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/sportTraining
+###  https://saref.etsi.org/s4ehaw/sportTraining
 
-s4ehawInst:sportTraining rdf:type owl:NamedIndividual ,
+s4ehaw:sportTraining rdf:type owl:NamedIndividual ,
                                   s4ehaw:BanApplicationDomain .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/telemedicine
+###  https://saref.etsi.org/s4ehaw/telemedicine
 
-s4ehawInst:telemedicine rdf:type owl:NamedIndividual ,
+s4ehaw:telemedicine rdf:type owl:NamedIndividual ,
                                  s4ehaw:BanApplicationDomain .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/undereating
+###  https://saref.etsi.org/s4ehaw/undereating
 
-s4ehawInst:undereating rdf:type owl:NamedIndividual ,
+s4ehaw:undereating rdf:type owl:NamedIndividual ,
                                    s4ehaw:Habit .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/visualImpairment
+###  https://saref.etsi.org/s4ehaw/visualImpairment
 
-s4ehawInst:visualImpairment rdf:type owl:NamedIndividual ,
+s4ehaw:visualImpairment rdf:type owl:NamedIndividual ,
                                      s4ehaw:Impairment .
 
 
 
-###  https://saref.etsi.org/s4ehaw/instances/walking
+###  https://saref.etsi.org/s4ehaw/walking
 
-s4ehawInst:walking rdf:type owl:NamedIndividual ,
+s4ehaw:walking rdf:type owl:NamedIndividual ,
                             s4ehaw:Posture .