assertion  retraction  graph  subject          predicate        object           datatype  annotation
1          0           graph  DOID:0060090     rdfs:subClassOf  DOID:0060115     _IRI      
1          0           graph  DOID:2151        rdfs:subClassOf  DOID:2152        _IRI      
1          0           graph  DOID:3361        rdfs:subClassOf  DOID:3347        _IRI      
1          0           graph  DOID:4450        rdfs:subClassOf  DOID:4451        _IRI      
1          0           graph  obo:CHEBI_79020  rdfs:subClassOf  obo:CHEBI_25384  _IRI      
1          0           graph  DOID:5660        rdfs:subClassOf  DOID:305         _IRI      
1          0           graph  DOID:1293        rdfs:subClassOf  DOID:1294        _IRI      
1          0           graph  DOID:2140        rdfs:subClassOf  DOID:730         _IRI      
1          0           graph  DOID:4681        rdfs:subClassOf  DOID:4531        _IRI      
1          0           graph  DOID:4681        rdfs:subClassOf  DOID:4606        _IRI      
1          0           graph  DOID:3350        rdfs:subClassOf  DOID:0050687     _IRI      
1          0           graph  DOID:1040        rdfs:subClassOf  DOID:0060058     _IRI      
1          0           graph  DOID:1040        rdfs:subClassOf  DOID:1037        _IRI      
1          0           graph  DOID:4791        rdfs:subClassOf  DOID:1659        _IRI      
1          0           graph  DOID:50          rdfs:subClassOf  DOID:28          _IRI      
1          0           graph  DOID:1271        rdfs:subClassOf  DOID:178         _IRI      
1          0           graph  DOID:3691        rdfs:subClassOf  DOID:3447        _IRI      
1          0           graph  DOID:5990        rdfs:subClassOf  DOID:5102        _IRI      
1          0           graph  obo:CHEBI_35790  rdfs:subClassOf  obo:CHEBI_68452  _IRI      
1          0           graph  obo:CHEBI_35790  rdfs:subClassOf  obo:CHEBI_38104  _IRI