assertion  retraction  graph  subject       predicate        object        datatype    annotation
1          0           graph  DOID:9261     rdfs:subClassOf  DOID:0050615  _IRI        
1          0           graph  DOID:0050619  rdfs:subClassOf  DOID:0050615  _IRI        
1          0           graph  DOID:0050615  oio:id           DOID:0050615  xsd:string  
1          0           graph  DOID:10811    rdfs:subClassOf  DOID:0050615  _IRI        
1          0           graph  DOID:1325     rdfs:subClassOf  DOID:0050615  _IRI        
1          0           graph  DOID:11920    rdfs:subClassOf  DOID:0050615  _IRI        
1          0           graph  DOID:1324     rdfs:subClassOf  DOID:0050615  _IRI        
1          0           graph  DOID:2596     rdfs:subClassOf  DOID:0050615  _IRI        
1          0           graph  DOID:7474     rdfs:subClassOf  DOID:0050615  _IRI