assertion  retraction  graph  subject       predicate        object     datatype    annotation
1          0           graph  DOID:0050919  rdfs:subClassOf  DOID:4531  _IRI        
1          0           graph  DOID:0050916  rdfs:subClassOf  DOID:4531  _IRI        
1          0           graph  DOID:4678     rdfs:subClassOf  DOID:4531  _IRI        
1          0           graph  DOID:4688     rdfs:subClassOf  DOID:4531  _IRI        
1          0           graph  DOID:0081293  rdfs:subClassOf  DOID:4531  _IRI        
1          0           graph  DOID:4685     rdfs:subClassOf  DOID:4531  _IRI        
1          0           graph  DOID:4531     oio:id           DOID:4531  xsd:string  
1          0           graph  DOID:4681     rdfs:subClassOf  DOID:4531  _IRI