assertion  retraction  graph  subject       predicate        object     datatype    annotation
1          0           graph  DOID:0080367  rdfs:subClassOf  DOID:1036  _IRI        
1          0           graph  DOID:0080188  rdfs:subClassOf  DOID:1036  _IRI        
1          0           graph  DOID:0080187  rdfs:subClassOf  DOID:1036  _IRI        
1          0           graph  DOID:1036     oio:id           DOID:1036  xsd:string