assertion  retraction  graph  subject       predicate        object        datatype    annotation
1          0           graph  DOID:0080711  rdfs:subClassOf  DOID:0080599  _IRI        
1          0           graph  DOID:0080600  rdfs:subClassOf  DOID:0080599  _IRI        
1          0           graph  DOID:0080599  oio:id           DOID:0080599  xsd:string  
1          0           graph  DOID:0080642  rdfs:subClassOf  DOID:0080599  _IRI        
1          0           graph  DOID:2945     rdfs:subClassOf  DOID:0080599  _IRI