assertion  retraction  graph  subject       predicate        object     datatype    annotation
1          0           graph  DOID:1508     rdfs:subClassOf  DOID:1564  _IRI        
1          0           graph  DOID:1019     rdfs:subClassOf  DOID:1564  _IRI        
1          0           graph  DOID:0060000  rdfs:subClassOf  DOID:1564  _IRI        
1          0           graph  DOID:1731     rdfs:subClassOf  DOID:1564  _IRI        
1          0           graph  DOID:1564     oio:id           DOID:1564  xsd:string  
1          0           graph  DOID:12663    rdfs:subClassOf  DOID:1564  _IRI        
1          0           graph  DOID:13564    rdfs:subClassOf  DOID:1564  _IRI        
1          0           graph  DOID:12662    rdfs:subClassOf  DOID:1564  _IRI        
1          0           graph  DOID:13450    rdfs:subClassOf  DOID:1564  _IRI        
1          0           graph  DOID:12053    rdfs:subClassOf  DOID:1564  _IRI