assertion  retraction  graph  subject          predicate        object           datatype  annotation
1          0           graph  DOID:5743        rdfs:subClassOf  DOID:3458        _IRI      
1          0           graph  obo:CHEBI_33365  rdfs:subClassOf  obo:CHEBI_27081  _IRI      
1          0           graph  DOID:7921        rdfs:subClassOf  DOID:6175        _IRI      
1          0           graph  obo:CHEBI_23443  rdfs:subClassOf  obo:CHEBI_32988  _IRI      
1          0           graph  obo:CHEBI_24532  rdfs:subClassOf  obo:CHEBI_5686   _IRI      
1          0           graph  obo:CHEBI_24532  rdfs:subClassOf  obo:CHEBI_33832  _IRI      
1          0           graph  obo:CHEBI_24532  rdfs:subClassOf  obo:CHEBI_33285  _IRI      
1          0           graph  DOID:3675        rdfs:subClassOf  DOID:263         _IRI      
1          0           graph  DOID:5974        rdfs:subClassOf  DOID:4919        _IRI      
1          0           graph  DOID:5974        rdfs:subClassOf  DOID:2671        _IRI      
1          0           graph  DOID:4522        rdfs:subClassOf  DOID:0001816     _IRI      
1          0           graph  DOID:4522        rdfs:subClassOf  DOID:866         _IRI      
1          0           graph  DOID:0081095     rdfs:subClassOf  DOID:9119        _IRI      
1          0           graph  DOID:6700        rdfs:subClassOf  DOID:305         _IRI      
1          0           graph  DOID:6700        rdfs:subClassOf  DOID:10538       _IRI      
1          0           graph  DOID:7910        rdfs:subClassOf  DOID:1749        _IRI      
1          0           graph  DOID:7910        rdfs:subClassOf  DOID:1357        _IRI      
1          0           graph  DOID:2696        rdfs:subClassOf  DOID:192         _IRI      
1          0           graph  DOID:4995        rdfs:subClassOf  DOID:0060110     _IRI      
1          0           graph  DOID:3664        rdfs:subClassOf  DOID:2531        _IRI