assertion  retraction  graph  subject     predicate        object     datatype    annotation
1          0           graph  DOID:9065   rdfs:subClassOf  DOID:2789  _IRI        
1          0           graph  DOID:9181   rdfs:subClassOf  DOID:2789  _IRI        
1          0           graph  DOID:10718  rdfs:subClassOf  DOID:2789  _IRI        
1          0           graph  DOID:1947   rdfs:subClassOf  DOID:2789  _IRI        
1          0           graph  DOID:2789   oio:id           DOID:2789  xsd:string  
1          0           graph  DOID:10113  rdfs:subClassOf  DOID:2789  _IRI        
1          0           graph  DOID:2113   rdfs:subClassOf  DOID:2789  _IRI        
1          0           graph  DOID:12365  rdfs:subClassOf  DOID:2789  _IRI        
1          0           graph  DOID:9643   rdfs:subClassOf  DOID:2789  _IRI