assertion  retraction  graph  subject          predicate        object           datatype  annotation
1          0           graph  DOID:5194        rdfs:subClassOf  DOID:4163        _IRI      
1          0           graph  DOID:6162        rdfs:subClassOf  DOID:5680        _IRI      
1          0           graph  DOID:6041        rdfs:subClassOf  DOID:1909        _IRI      
1          0           graph  DOID:6041        rdfs:subClassOf  DOID:6438        _IRI      
1          0           graph  DOID:8340        rdfs:subClassOf  DOID:3701        _IRI      
1          0           graph  DOID:9550        rdfs:subClassOf  DOID:9538        _IRI      
1          0           graph  obo:CHEBI_38261  rdfs:subClassOf  obo:CHEBI_38304  _IRI      
1          0           graph  DOID:5183        rdfs:subClassOf  DOID:2154        _IRI      
1          0           graph  DOID:7482        rdfs:subClassOf  DOID:3565        _IRI      
1          0           graph  DOID:8692        rdfs:subClassOf  DOID:1240        _IRI      
1          0           graph  DOID:5293        rdfs:subClassOf  DOID:1967        _IRI      
1          0           graph  DOID:5293        rdfs:subClassOf  DOID:4682        _IRI      
1          0           graph  DOID:5172        rdfs:subClassOf  DOID:8719        _IRI      
1          0           graph  DOID:5172        rdfs:subClassOf  DOID:289         _IRI      
1          0           graph  DOID:8681        rdfs:subClassOf  DOID:2537        _IRI      
1          0           graph  DOID:4072        rdfs:subClassOf  DOID:5295        _IRI      
1          0           graph  DOID:5282        rdfs:subClassOf  DOID:4054        _IRI      
1          0           graph  DOID:6492        rdfs:subClassOf  DOID:476         _IRI      
1          0           graph  DOID:5040        rdfs:subClassOf  DOID:5041        _IRI      
1          0           graph  DOID:8791        rdfs:subClassOf  DOID:3463        _IRI