assertion  retraction  graph  subject    predicate        object     datatype    annotation
1          0           graph  DOID:8838  rdfs:subClassOf  DOID:8567  _IRI        
1          0           graph  DOID:8628  rdfs:subClassOf  DOID:8567  _IRI        
1          0           graph  DOID:8567  oio:id           DOID:8567  xsd:string  
1          0           graph  DOID:8654  rdfs:subClassOf  DOID:8567  _IRI        
1          0           graph  DOID:8543  rdfs:subClassOf  DOID:8567  _IRI        
1          0           graph  DOID:8642  rdfs:subClassOf  DOID:8567  _IRI        
1          0           graph  DOID:8651  rdfs:subClassOf  DOID:8567  _IRI