assertion  retraction  graph  subject       predicate        object        datatype    annotation
1          0           graph  DOID:0050623  oio:id           DOID:0050623  xsd:string  
1          0           graph  DOID:13109    rdfs:subClassOf  DOID:0050623  _IRI        
1          0           graph  DOID:5429     rdfs:subClassOf  DOID:0050623  _IRI        
1          0           graph  DOID:5427     rdfs:subClassOf  DOID:0050623  _IRI        
1          0           graph  DOID:6932     rdfs:subClassOf  DOID:0050623  _IRI        
1          0           graph  DOID:13110    rdfs:subClassOf  DOID:0050623  _IRI        
1          0           graph  DOID:7333     rdfs:subClassOf  DOID:0050623  _IRI