diff --git a/ontology/dpp-core/0.1/dpp-core.ttl b/ontology/dpp-core/0.1/dpp-core.ttl
index 76c0f60..75e1584 100644
--- a/ontology/dpp-core/0.1/dpp-core.ttl
+++ b/ontology/dpp-core/0.1/dpp-core.ttl
@@ -31,74 +31,74 @@
 
 ###  http://w3id.org/dppo/ontology/dpp-core/Component
 :Component rdf:type owl:Class ;
-           rdfs:subClassOf <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/Product> .
+           rdfs:subClassOf <http://w3id.org/dppo/ontology/dpp-odp/Product> .
 
 
 ###  http://w3id.org/dppo/ontology/dpp-core/ComponentDPP
 :ComponentDPP rdf:type owl:Class ;
-              owl:equivalentClass [ owl:intersectionOf ( <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/DPP>
+              owl:equivalentClass [ owl:intersectionOf (  <http://w3id.org/dppo/ontology/dpp-odp/DPP>
                                                          [ rdf:type owl:Restriction ;
-                                                           owl:onProperty <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/describes> ;
+                                                           owl:onProperty  <http://w3id.org/dppo/ontology/dpp-odp/describes> ;
                                                            owl:someValuesFrom :Component
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
-              rdfs:subClassOf <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/DPP> .
+              rdfs:subClassOf <http://w3id.org/dppo/ontology/dpp-odp/DPP>.
 
 
 ###  http://w3id.org/dppo/ontology/dpp-core/ConsumerProduct
 :ConsumerProduct rdf:type owl:Class ;
-                 rdfs:subClassOf <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/Product> .
+                 rdfs:subClassOf  <http://w3id.org/dppo/ontology/dpp-odp/Product>  .
 
 
 ###  http://w3id.org/dppo/ontology/dpp-core/ConsumerProductDPP
 :ConsumerProductDPP rdf:type owl:Class ;
-                    owl:equivalentClass [ owl:intersectionOf ( <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/DPP>
+                    owl:equivalentClass [ owl:intersectionOf ( <http://w3id.org/dppo/ontology/dpp-odp/DPP>
                                                                [ rdf:type owl:Restriction ;
-                                                                 owl:onProperty <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/describes> ;
+                                                                 owl:onProperty  <http://w3id.org/dppo/ontology/dpp-odp/describes> ;
                                                                  owl:someValuesFrom :ConsumerProduct
                                                                ]
                                                              ) ;
                                           rdf:type owl:Class
                                         ] ;
-                    rdfs:subClassOf <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/DPP> .
+                    rdfs:subClassOf  <http://w3id.org/dppo/ontology/dpp-odp/DPP>.
 
 
 ###  http://w3id.org/dppo/ontology/dpp-core/Material
 :Material rdf:type owl:Class ;
-          rdfs:subClassOf <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/Product> .
+          rdfs:subClassOf  <http://w3id.org/dppo/ontology/dpp-odp/Product> .
 
 
 ###  http://w3id.org/dppo/ontology/dpp-core/MaterialDPP
 :MaterialDPP rdf:type owl:Class ;
-             owl:equivalentClass [ owl:intersectionOf ( <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/DPP>
+             owl:equivalentClass [ owl:intersectionOf ( <http://w3id.org/dppo/ontology/dpp-odp/DPP>
                                                         [ rdf:type owl:Restriction ;
-                                                          owl:onProperty <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/describes> ;
+                                                          owl:onProperty  <http://w3id.org/dppo/ontology/dpp-odp/describes> ;
                                                           owl:someValuesFrom :Material
                                                         ]
                                                       ) ;
                                    rdf:type owl:Class
                                  ] ;
-             rdfs:subClassOf <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/DPP> .
+             rdfs:subClassOf  <http://w3id.org/dppo/ontology/dpp-odp/DPP> .
 
 
 ###  http://w3id.org/dppo/ontology/dpp-core/Substance
 :Substance rdf:type owl:Class ;
-           rdfs:subClassOf <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/Product> .
+           rdfs:subClassOf  <http://w3id.org/dppo/ontology/dpp-odp/Product>  .
 
 
 ###  http://w3id.org/dppo/ontology/dpp-core/SubstanceDPP
 :SubstanceDPP rdf:type owl:Class ;
-              owl:equivalentClass [ owl:intersectionOf ( <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/DPP>
+              owl:equivalentClass [ owl:intersectionOf (  <http://w3id.org/dppo/ontology/dpp-odp/DPP>
                                                          [ rdf:type owl:Restriction ;
-                                                           owl:onProperty <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/describes> ;
+                                                           owl:onProperty  <http://w3id.org/dppo/ontology/dpp-odp/describes> ;
                                                            owl:someValuesFrom :Substance
                                                          ]
                                                        ) ;
                                     rdf:type owl:Class
                                   ] ;
-              rdfs:subClassOf <http://www.semanticweb.org/evabl45/ontologies/2023/10/untitled-ontology-107/DPP> .
+              rdfs:subClassOf <http://w3id.org/dppo/ontology/dpp-odp/DPP>.
 
 
 ###  Generated by the OWL API (version 4.5.25.2023-02-15T19:15:49Z) https://github.com/owlcs/owlapi
diff --git a/ontology/dpp-info/0.1/dpp-info.ttl b/ontology/dpp-info/0.1/dpp-info.ttl
index 15bf022..793f57e 100644
--- a/ontology/dpp-info/0.1/dpp-info.ttl
+++ b/ontology/dpp-info/0.1/dpp-info.ttl
@@ -1,5 +1,4 @@
-
-@prefix : <http://w3id.org/dppo/ontology/dpp-info/>.
+@prefix : <http://w3id.org/dppo/ontology/dpp-info/> .
 @prefix dc: <http://purl.org/dc/elements/1.1/> .
 @prefix owl: <http://www.w3.org/2002/07/owl#> .
 @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@@ -8,22 +7,44 @@
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
 @prefix vann: <http://purl.org/vocab/vann/> .
 @prefix dcterms: <http://purl.org/dc/terms/> .
-@base <http://w3id.org/dppo/ontology/dpp-info/>.
+@base <http://w3id.org/dppo/ontology/dpp-info/> .
 
 <http://w3id.org/dppo/ontology/dpp-info/> rdf:type owl:Ontology ;
                                            owl:versionIRI <http://w3id.org/dppo/ontology/dpp-info/0.1/> ;
-                                           owl:imports <http://w3id.org/dppo/ontology/dpp-info/0.1/> ;
-					   dcterms:contributor "Eva Blomqvist" ,
-                                                          "Huanyu Li" ,
-                                                          "Robin Keskisärkkä" ;
-                                      dcterms:created "2023-10-30"^^xsd:string ;
-                                      dcterms:creator "Maike Jansen" ;
-                                      dcterms:description "This is a minimal core ontology describing DPP information types." ;
-                                      dcterms:license "https://github.com/LiUSemWeb/DPP/blob/master/LICENSE"^^xsd:string ;
-                                      dcterms:title "Digital Product Passport Information Ontology"^^xsd:string ;
-                                      vann:preferredNamespacePrefix "dpp-info"^^xsd:string ;
-                                      vann:preferredNamespaceUri "http://w3id.org/dppo/ontology/dpp-info/"^^xsd:string ;
-                                      rdfs:seeAlso <https://github.com/LiUSemWeb/DPPO> ;
-                                      owl:versionInfo "0.1" .
+                                           owl:imports <http://w3id.org/dppo/ontology/dpp-core/0.1/> ,
+                                                       <http://w3id.org/dppo/ontology/info-odp/0.1/> ;
+                                           dcterms:contributor "Eva Blomqvist" ,
+                                                               "Huanyu Li" ,
+                                                               "Robin Keskisärkkä" ;
+                                           dcterms:created "2023-10-30" ;
+                                           dcterms:creator "Maike Jansen" ;
+                                           dcterms:description "This is a minimal core ontology describing DPP information types." ;
+                                           dcterms:license "https://github.com/LiUSemWeb/DPP/blob/master/LICENSE" ;
+                                           dcterms:title "Digital Product Passport Information Ontology" ;
+                                           vann:preferredNamespacePrefix "dpp-info" ;
+                                           vann:preferredNamespaceUri "http://w3id.org/dppo/ontology/dpp-info/" ;
+                                           rdfs:seeAlso <https://github.com/LiUSemWeb/DPPO> ;
+                                           owl:versionInfo "0.1" .
+
+#################################################################
+#    Object Properties
+#################################################################
+
+###  http://w3id.org/dppo/ontology/dpp-odp/describes
+<http://w3id.org/dppo/ontology/dpp-odp/describes> rdfs:subPropertyOf <http://w3id.org/dppo/ontology/info-odp/isAbout> .
+
+
+#################################################################
+#    Classes
+#################################################################
+
+###  http://w3id.org/dppo/ontology/dpp-info/PieceOfInformation
+:PieceOfInformation rdf:type owl:Class ;
+                    rdfs:subClassOf <http://w3id.org/dppo/ontology/info-odp/Information> .
+
+
+###  http://w3id.org/dppo/ontology/dpp-odp/DPP
+<http://w3id.org/dppo/ontology/dpp-odp/DPP> rdfs:subClassOf <http://w3id.org/dppo/ontology/info-odp/Information> .
+
 
 ###  Generated by the OWL API (version 4.5.25.2023-02-15T19:15:49Z) https://github.com/owlcs/owlapi
diff --git a/ontology/dpp-odp/0.1/dpp-odp.ttl b/ontology/dpp-odp/0.1/dpp-odp.ttl
index fa7c53c..7316c8f 100644
--- a/ontology/dpp-odp/0.1/dpp-odp.ttl
+++ b/ontology/dpp-odp/0.1/dpp-odp.ttl
@@ -1,4 +1,4 @@
-@prefix : <http://w3id.org/dppo/ontology/dpp-odp/>.
+@prefix : <http://w3id.org/dppo/ontology/dpp-odp/> .
 @prefix dc: <http://purl.org/dc/elements/1.1/> .
 @prefix owl: <http://www.w3.org/2002/07/owl#> .
 @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@@ -7,22 +7,58 @@
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
 @prefix vann: <http://purl.org/vocab/vann/> .
 @prefix dcterms: <http://purl.org/dc/terms/> .
-@base <http://w3id.org/dppo/ontology/dpp-odp/>.
+@base <http://w3id.org/dppo/ontology/dpp-odp/> .
 
 <http://w3id.org/dppo/ontology/dpp-odp/> rdf:type owl:Ontology ;
                                           owl:versionIRI <http://w3id.org/dppo/ontology/dpp-odp/0.1/> ;
-					   dcterms:contributor "Eva Blomqvist" ,
-                                                          "Huanyu Li" ,
-                                                          "Robin Keskisärkkä" ;
-                                      dcterms:created "2023-10-30"^^xsd:string ;
-                                      dcterms:creator "Maike Jansen" ;
-                                      dcterms:description "This is a minimal core Ontology Design Pattern defining what a DPP is, i.e. information about a product." ;
-                                      dcterms:license "https://github.com/LiUSemWeb/DPP/blob/master/LICENSE"^^xsd:string ;
-                                      dcterms:title "Digital Product Passport Ontology Design Pattern"^^xsd:string ;
-                                      vann:preferredNamespacePrefix "dpp-odp"^^xsd:string ;
-                                      vann:preferredNamespaceUri "http://w3id.org/dppo/ontology/dpp-odp/"^^xsd:string ;
-                                      rdfs:seeAlso <https://github.com/LiUSemWeb/DPPO> ;
-                                      owl:versionInfo "0.1" .
+                                          dcterms:contributor "Eva Blomqvist" ,
+                                                              "Huanyu Li" ,
+                                                              "Robin Keskisärkkä" ;
+                                          dcterms:created "2023-10-30" ;
+                                          dcterms:creator "Maike Jansen" ;
+                                          dcterms:description "This is a minimal core Ontology Design Pattern defining what a DPP is, i.e. information about a product." ;
+                                          dcterms:license "https://github.com/LiUSemWeb/DPP/blob/master/LICENSE" ;
+                                          dcterms:title "Digital Product Passport Ontology Design Pattern" ;
+                                          vann:preferredNamespacePrefix "dpp-odp" ;
+                                          vann:preferredNamespaceUri "http://w3id.org/dppo/ontology/dpp-odp/" ;
+                                          rdfs:seeAlso <https://github.com/LiUSemWeb/DPPO> ;
+                                          owl:versionInfo "0.1" .
+
+#################################################################
+#    Annotation properties
+#################################################################
+
+###  http://purl.org/dc/terms/contributor
+dcterms:contributor rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/dc/terms/created
+dcterms:created rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/dc/terms/creator
+dcterms:creator rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/dc/terms/description
+dcterms:description rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/dc/terms/license
+dcterms:license rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/dc/terms/title
+dcterms:title rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/vocab/vann/preferredNamespacePrefix
+vann:preferredNamespacePrefix rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/vocab/vann/preferredNamespaceUri
+vann:preferredNamespaceUri rdf:type owl:AnnotationProperty .
+
 
 #################################################################
 #    Object Properties
@@ -34,16 +70,28 @@
            rdfs:range :Product .
 
 
+###  http://w3id.org/dppo/ontology/dpp-odp/hasPart
+:hasPart rdf:type owl:ObjectProperty .
+
+
 #################################################################
 #    Classes
 #################################################################
 
 ###  http://w3id.org/dppo/ontology/dpp-odp/DPP
-:DPP rdf:type owl:Class .
+:DPP rdf:type owl:Class ;
+     rdfs:subClassOf [ rdf:type owl:Restriction ;
+                       owl:onProperty :hasPart ;
+                       owl:allValuesFrom :DPP
+                     ] .
 
 
 ###  http://w3id.org/dppo/ontology/dpp-odp/Product
-:Product rdf:type owl:Class .
+:Product rdf:type owl:Class ;
+         rdfs:subClassOf [ rdf:type owl:Restriction ;
+                           owl:onProperty :hasPart ;
+                           owl:allValuesFrom :Product
+                         ] .
 
 
 ###  Generated by the OWL API (version 4.5.25.2023-02-15T19:15:49Z) https://github.com/owlcs/owlapi
diff --git a/ontology/info-odp/0.1/info-odp.ttl b/ontology/info-odp/0.1/info-odp.ttl
index 1898a25..c29fc7a 100644
--- a/ontology/info-odp/0.1/info-odp.ttl
+++ b/ontology/info-odp/0.1/info-odp.ttl
@@ -1,5 +1,4 @@
-
-@prefix : <http://w3id.org/dppo/ontology/info-odp/>.
+@prefix : <http://w3id.org/dppo/ontology/info-odp/> .
 @prefix dc: <http://purl.org/dc/elements/1.1/> .
 @prefix owl: <http://www.w3.org/2002/07/owl#> .
 @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@@ -8,22 +7,58 @@
 @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
 @prefix vann: <http://purl.org/vocab/vann/> .
 @prefix dcterms: <http://purl.org/dc/terms/> .
-@base <http://w3id.org/dppo/ontology/info-odp/>.
+@base <http://w3id.org/dppo/ontology/info-odp/> .
 
 <http://w3id.org/dppo/ontology/info-odp/> rdf:type owl:Ontology ;
                                            owl:versionIRI <http://w3id.org/dppo/ontology/info-odp/0.1/> ;
-					   dcterms:contributor "Eva Blomqvist" ,
-                                                          "Huanyu Li" ,
-                                                          "Robin Keskisärkkä" ;
-                                      dcterms:created "2023-10-30"^^xsd:string ;
-                                      dcterms:creator "Maike Jansen" ;
-                                      dcterms:description "This is a minimal Ontology Design Pattern for modelling information in a DPP." ;
-                                      dcterms:license "https://github.com/LiUSemWeb/DPP/blob/master/LICENSE"^^xsd:string ;
-                                      dcterms:title "Digital Product Passport Information ODP"^^xsd:string ;
-                                      vann:preferredNamespacePrefix "info-odp"^^xsd:string ;
-                                      vann:preferredNamespaceUri "http://w3id.org/dppo/ontology/info-odp/"^^xsd:string ;
-                                      rdfs:seeAlso <https://github.com/LiUSemWeb/DPPO> ;
-                                      owl:versionInfo "0.1" .
+                                           dcterms:contributor "Eva Blomqvist" ,
+                                                               "Huanyu Li" ,
+                                                               "Robin Keskisärkkä" ;
+                                           dcterms:created "2023-10-30" ;
+                                           dcterms:creator "Maike Jansen" ;
+                                           dcterms:description "This is a minimal Ontology Design Pattern for modelling information in a DPP." ;
+                                           dcterms:license "https://github.com/LiUSemWeb/DPP/blob/master/LICENSE" ;
+                                           dcterms:title "Digital Product Passport Information ODP" ;
+                                           vann:preferredNamespacePrefix "info-odp" ;
+                                           vann:preferredNamespaceUri "http://w3id.org/dppo/ontology/info-odp/" ;
+                                           rdfs:seeAlso <https://github.com/LiUSemWeb/DPPO> ;
+                                           owl:versionInfo "0.1" .
+
+#################################################################
+#    Annotation properties
+#################################################################
+
+###  http://purl.org/dc/terms/contributor
+dcterms:contributor rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/dc/terms/created
+dcterms:created rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/dc/terms/creator
+dcterms:creator rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/dc/terms/description
+dcterms:description rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/dc/terms/license
+dcterms:license rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/dc/terms/title
+dcterms:title rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/vocab/vann/preferredNamespacePrefix
+vann:preferredNamespacePrefix rdf:type owl:AnnotationProperty .
+
+
+###  http://purl.org/vocab/vann/preferredNamespaceUri
+vann:preferredNamespaceUri rdf:type owl:AnnotationProperty .
+
 
 #################################################################
 #    Object Properties
@@ -37,7 +72,8 @@
 
 ###  http://w3id.org/dppo/ontology/info-odp/responsibleActor
 :responsibleActor rdf:type owl:ObjectProperty ;
-                  rdfs:domain :Information .
+                  rdfs:domain :Information ;
+                  rdfs:range :Actor .
 
 
 #################################################################
@@ -53,6 +89,10 @@
 #    Classes
 #################################################################
 
+###  http://w3id.org/dppo/ontology/info-odp/Actor
+:Actor rdf:type owl:Class .
+
+
 ###  http://w3id.org/dppo/ontology/info-odp/Information
 :Information rdf:type owl:Class .