diff --git a/ontology/dprod/dprod.ttl b/ontology/dprod/dprod.ttl
index 4cad806..9262463 100644
--- a/ontology/dprod/dprod.ttl
+++ b/ontology/dprod/dprod.ttl
@@ -96,7 +96,6 @@ dprod:DataProduct
 dcat:DataService
   a sh:NodeShape ;
   sh:property dprod:DataService-offersDistribution ;
-  dc:description "see http://www.w3.org/ns/dcat#DataService"
   .
 
 dcat:Distribution
@@ -108,13 +107,11 @@ dcat:Distribution
 
 dcat:Dataset
   a sh:NodeShape ;
-  dc:description "see http://www.w3.org/ns/dcat#Dataset" ;
   sh:property dcat:Dataset-distribution
   .
 
 dprod:RESTDataService
   a owl:Class , rdfs:Class,  sh:NodeShape;
-  rdfs:comment "TBD"@en ;
   dc:description "Accessed using http verbs with parameters, may be defined using OpenAPI"@en ;
   rdfs:isDefinedBy dprod:;
   rdfs:label "REST Data Service" ;
@@ -123,7 +120,6 @@ dprod:RESTDataService
 
 dprod:GraphQLDataService
   a owl:Class , rdfs:Class,  sh:NodeShape;
-  rdfs:comment "TBD"@en ;
   dc:description "Single REST endpoint, with structure given by GraphQL schema"@en ;
   rdfs:isDefinedBy dprod:;
   rdfs:label "GraphQL Data Service" ;
@@ -132,7 +128,6 @@ dprod:GraphQLDataService
 
 dprod:ObjectDataService
   a owl:Class , rdfs:Class,  sh:NodeShape;
-  rdfs:comment "TBD"@en ;
   dc:description "Structured API, e.g. gRPC, CORBA, SOAP, ORM"@en ;
   rdfs:isDefinedBy dprod:;
   rdfs:label "Object Data Service" ;
@@ -216,7 +211,7 @@ dprod:DataProduct-lifecycleStatus
   a sh:PropertyShape;
   rdfs:isDefinedBy dprod:;
   sh:path dprod:lifecycleStatus;
-  sh:class dprod:DataProductLifecycle;
+  sh:class dprod:DataProductLifecycleStatus;
   dc:description "The lifecycle status of the Data Product taken from a control list ( Ideation, Design, Build, Deploy, Consume ). "@en ;
   rdfs:label "DataProduct-lifecycleStatus";
 .
@@ -235,8 +230,7 @@ dprod:DataProduct-outputPort
   rdfs:isDefinedBy dprod:;
   sh:path dprod:outputPort;
   sh:class dcat:DataService;
-  sh:minCount 1;
-  dc:description "an output port describes a set of services exposed by a data product to share the generated data in a way that can be understood and trusted. Each data product must have at least one or more output ports"@en ;
+  dc:description "an output port describes a set of services exposed by a data product to share the generated data in a way that can be understood and trusted "@en ;
   rdfs:label "DataProduct-outputPort";
 .