assertion  retraction  graph  subject     predicate        object     datatype    annotation
1          0           graph  DOID:7050   rdfs:subClassOf  DOID:3277  _IRI        
1          0           graph  DOID:5626   rdfs:subClassOf  DOID:3277  _IRI        
1          0           graph  DOID:4678   rdfs:subClassOf  DOID:3277  _IRI        
1          0           graph  DOID:10146  rdfs:subClassOf  DOID:3277  _IRI        
1          0           graph  DOID:3277   oio:id           DOID:3277  xsd:string  
1          0           graph  DOID:3275   rdfs:subClassOf  DOID:3277  _IRI        
1          0           graph  DOID:3284   rdfs:subClassOf  DOID:3277  _IRI