assertion  retraction  graph  subject       predicate        object    datatype    annotation
1          0           graph  DOID:10190    rdfs:subClassOf  DOID:916  _IRI        
1          0           graph  DOID:907      rdfs:subClassOf  DOID:916  _IRI        
1          0           graph  DOID:917      rdfs:subClassOf  DOID:916  _IRI        
1          0           graph  DOID:0050868  rdfs:subClassOf  DOID:916  _IRI        
1          0           graph  DOID:916      oio:id           DOID:916  xsd:string  
1          0           graph  DOID:3317     rdfs:subClassOf  DOID:916  _IRI        
1          0           graph  DOID:271      rdfs:subClassOf  DOID:916  _IRI