assertion  retraction  graph  subject       predicate        object    datatype    annotation
1          0           graph  DOID:0060033  rdfs:subClassOf  DOID:574  _IRI        
1          0           graph  DOID:1389     rdfs:subClassOf  DOID:574  _IRI        
1          0           graph  DOID:574      oio:id           DOID:574  xsd:string  
1          0           graph  DOID:870      rdfs:subClassOf  DOID:574  _IRI        
1          0           graph  DOID:482      rdfs:subClassOf  DOID:574  _IRI        
1          0           graph  DOID:1192     rdfs:subClassOf  DOID:574  _IRI