assertion  retraction  graph  subject          predicate        object           datatype  annotation
1          0           graph  DOID:5637        rdfs:subClassOf  DOID:1793        _IRI      
1          0           graph  DOID:5637        rdfs:subClassOf  DOID:1749        _IRI      
1          0           graph  DOID:6847        rdfs:subClassOf  DOID:3255        _IRI      
1          0           graph  DOID:5516        rdfs:subClassOf  DOID:1749        _IRI      
1          0           graph  DOID:5516        rdfs:subClassOf  DOID:5517        _IRI      
1          0           graph  DOID:6726        rdfs:subClassOf  DOID:3069        _IRI      
1          0           graph  obo:CHEBI_33259  rdfs:subClassOf  obo:CHEBI_23367  _IRI      
1          0           graph  DOID:7936        rdfs:subClassOf  DOID:712         _IRI      
1          0           graph  DOID:6605        rdfs:subClassOf  DOID:4471        _IRI      
1          0           graph  obo:CHEBI_26835  rdfs:subClassOf  obo:CHEBI_33304  _IRI      
1          0           graph  obo:CHEBI_26714  rdfs:subClassOf  obo:CHEBI_35479  _IRI      
1          0           graph  obo:CHEBI_26714  rdfs:subClassOf  obo:CHEBI_26712  _IRI      
1          0           graph  DOID:0050013     rdfs:subClassOf  owl:Thing        _IRI      
1          0           graph  DOID:3448        rdfs:subClassOf  DOID:3449        _IRI      
1          0           graph  DOID:4658        rdfs:subClassOf  DOID:0060084     _IRI      
1          0           graph  DOID:3206        rdfs:subClassOf  DOID:3192        _IRI      
1          0           graph  DOID:5747        rdfs:subClassOf  DOID:3700        _IRI      
1          0           graph  DOID:5626        rdfs:subClassOf  DOID:3277        _IRI      
1          0           graph  DOID:5626        rdfs:subClassOf  DOID:1749        _IRI      
1          0           graph  DOID:5505        rdfs:subClassOf  DOID:4844        _IRI