assertion  retraction  graph  subject    predicate        object     datatype    annotation
1          0           graph  DOID:5507  rdfs:subClassOf  DOID:4844  _IRI        
1          0           graph  DOID:5505  rdfs:subClassOf  DOID:4844  _IRI        
1          0           graph  DOID:4844  oio:id           DOID:4844  xsd:string  
1          0           graph  DOID:5504  rdfs:subClassOf  DOID:4844  _IRI        
1          0           graph  DOID:4843  rdfs:subClassOf  DOID:4844  _IRI        
1          0           graph  DOID:5500  rdfs:subClassOf  DOID:4844  _IRI        
1          0           graph  DOID:5075  rdfs:subClassOf  DOID:4844  _IRI