assertion  retraction  graph  subject          predicate        object           datatype  annotation
1          0           graph  DOID:5259        rdfs:subClassOf  DOID:1967        _IRI      
1          0           graph  DOID:6469        rdfs:subClassOf  DOID:0060112     _IRI      
1          0           graph  DOID:5138        rdfs:subClassOf  DOID:127         _IRI      
1          0           graph  DOID:7679        rdfs:subClassOf  DOID:6947        _IRI      
1          0           graph  DOID:6227        rdfs:subClassOf  DOID:1222        _IRI      
1          0           graph  DOID:7437        rdfs:subClassOf  DOID:2643        _IRI      
1          0           graph  DOID:7437        rdfs:subClassOf  DOID:9460        _IRI      
1          0           graph  obo:CHEBI_48369  rdfs:subClassOf  obo:CHEBI_51069  _IRI      
1          0           graph  obo:CHEBI_48369  rdfs:subClassOf  obo:CHEBI_22925  _IRI      
1          0           graph  DOID:0040087     rdfs:subClassOf  DOID:0060033     _IRI      
1          0           graph  DOID:322         rdfs:subClassOf  DOID:319         _IRI      
1          0           graph  DOID:201         rdfs:subClassOf  DOID:0060100     _IRI      
1          0           graph  DOID:201         rdfs:subClassOf  DOID:65          _IRI      
1          0           graph  DOID:4159        rdfs:subClassOf  DOID:0060122     _IRI      
1          0           graph  DOID:4159        rdfs:subClassOf  DOID:37          _IRI      
1          0           graph  DOID:6579        rdfs:subClassOf  DOID:184         _IRI      
1          0           graph  DOID:6458        rdfs:subClassOf  DOID:4205        _IRI      
1          0           graph  DOID:5127        rdfs:subClassOf  DOID:127         _IRI      
1          0           graph  DOID:6337        rdfs:subClassOf  DOID:3200        _IRI      
1          0           graph  DOID:6337        rdfs:subClassOf  DOID:0060106     _IRI