assertion  retraction  graph  subject       predicate        object      datatype    annotation
1          0           graph  DOID:8151     rdfs:subClassOf  DOID:11239  _IRI        
1          0           graph  DOID:0050911  rdfs:subClassOf  DOID:11239  _IRI        
1          0           graph  DOID:4902     rdfs:subClassOf  DOID:11239  _IRI        
1          0           graph  DOID:3559     rdfs:subClassOf  DOID:11239  _IRI        
1          0           graph  DOID:11239    oio:id           DOID:11239  xsd:string  
1          0           graph  DOID:11241    rdfs:subClassOf  DOID:11239  _IRI