assertion  retraction  graph  subject       predicate         object    datatype    annotation
1          0           graph  DOID:0050687  rdfs:subClassOf   DOID:162  _IRI        
1          0           graph  DOID:0050686  rdfs:subClassOf   DOID:162  _IRI        
1          0           graph  DOID:0060072  owl:disjointWith  DOID:162  _IRI        
1          0           graph  DOID:162      oio:id            DOID:162  xsd:string