assertion  retraction  graph  subject    predicate        object     datatype    annotation
1          0           graph  DOID:5183  rdfs:subClassOf  DOID:2154  _IRI        
1          0           graph  DOID:5182  rdfs:subClassOf  DOID:2154  _IRI        
1          0           graph  DOID:5191  rdfs:subClassOf  DOID:2154  _IRI        
1          0           graph  DOID:5179  rdfs:subClassOf  DOID:2154  _IRI        
1          0           graph  DOID:2154  oio:id           DOID:2154  xsd:string  
1          0           graph  DOID:5189  rdfs:subClassOf  DOID:2154  _IRI        
1          0           graph  DOID:5178  rdfs:subClassOf  DOID:2154  _IRI        
1          0           graph  DOID:5176  rdfs:subClassOf  DOID:2154  _IRI