assertion  retraction  graph  subject       predicate        object     datatype    annotation
1          0           graph  DOID:0050829  rdfs:subClassOf  DOID:1287  _IRI        
1          0           graph  DOID:114      rdfs:subClassOf  DOID:1287  _IRI        
1          0           graph  DOID:178      rdfs:subClassOf  DOID:1287  _IRI        
1          0           graph  DOID:1287     oio:id           DOID:1287  xsd:string  
1          0           graph  DOID:0060051  rdfs:subClassOf  DOID:1287  _IRI        
1          0           graph  DOID:176      rdfs:subClassOf  DOID:1287  _IRI        
1          0           graph  DOID:0060091  rdfs:subClassOf  DOID:1287  _IRI