assertion  retraction  graph  subject     predicate        object     datatype    annotation
1          0           graph  DOID:2687   rdfs:subClassOf  DOID:4159  _IRI        
1          0           graph  DOID:8923   rdfs:subClassOf  DOID:4159  _IRI        
1          0           graph  DOID:4159   oio:id           DOID:4159  xsd:string  
1          0           graph  DOID:13389  rdfs:subClassOf  DOID:4159  _IRI        
1          0           graph  DOID:1243   rdfs:subClassOf  DOID:4159  _IRI        
1          0           graph  DOID:4840   rdfs:subClassOf  DOID:4159  _IRI        
1          0           graph  DOID:2430   rdfs:subClassOf  DOID:4159  _IRI        
1          0           graph  DOID:13168  rdfs:subClassOf  DOID:4159  _IRI        
1          0           graph  DOID:7049   rdfs:subClassOf  DOID:4159  _IRI        
1          0           graph  DOID:8006   rdfs:subClassOf  DOID:4159  _IRI        
1          0           graph  DOID:3451   rdfs:subClassOf  DOID:4159  _IRI        
1          0           graph  DOID:5274   rdfs:subClassOf  DOID:4159  _IRI        
1          0           graph  DOID:4284   rdfs:subClassOf  DOID:4159  _IRI        
1          0           graph  DOID:2095   rdfs:subClassOf  DOID:4159  _IRI        
1          0           graph  DOID:5042   rdfs:subClassOf  DOID:4159  _IRI