assertion  retraction  graph  subject          predicate        object           datatype  annotation
1          0           graph  DOID:11256       rdfs:subClassOf  DOID:104         _IRI      
1          0           graph  DOID:135         rdfs:subClassOf  DOID:0060114     _IRI      
1          0           graph  DOID:8339        rdfs:subClassOf  DOID:3701        _IRI      
1          0           graph  DOID:7008        rdfs:subClassOf  DOID:3069        _IRI      
1          0           graph  DOID:10156       rdfs:subClassOf  DOID:7505        _IRI      
1          0           graph  obo:CHEBI_50492  rdfs:subClassOf  obo:CHEBI_33261  _IRI      
1          0           graph  obo:CHEBI_3478   rdfs:subClassOf  obo:CHEBI_23066  _IRI      
1          0           graph  DOID:366         rdfs:subClassOf  owl:Thing        _IRI      
1          0           graph  DOID:9538        rdfs:subClassOf  DOID:0070004     _IRI      
1          0           graph  DOID:9538        rdfs:subClassOf  DOID:9500        _IRI      
1          0           graph  DOID:8207        rdfs:subClassOf  DOID:7696        _IRI      
1          0           graph  DOID:8207        rdfs:subClassOf  DOID:3905        _IRI      
1          0           graph  DOID:234         rdfs:subClassOf  DOID:1520        _IRI      
1          0           graph  DOID:234         rdfs:subClassOf  DOID:299         _IRI      
1          0           graph  DOID:6139        rdfs:subClassOf  DOID:5289        _IRI      
1          0           graph  DOID:6018        rdfs:subClassOf  DOID:6019        _IRI      
1          0           graph  DOID:6018        rdfs:subClassOf  DOID:6015        _IRI      
1          0           graph  DOID:12554       rdfs:subClassOf  DOID:557         _IRI      
1          0           graph  DOID:476         rdfs:subClassOf  DOID:0060082     _IRI      
1          0           graph  DOID:355         rdfs:subClassOf  DOID:3664        _IRI