assertion  retraction  graph  subject    predicate        object        datatype  annotation
1          0           graph  DOID:8556  rdfs:subClassOf  DOID:8557     _IRI      
1          0           graph  DOID:5157  rdfs:subClassOf  DOID:1532     _IRI      
1          0           graph  DOID:5157  rdfs:subClassOf  DOID:0050621  _IRI      
1          0           graph  DOID:5157  rdfs:subClassOf  DOID:0060084  _IRI      
1          0           graph  DOID:7698  rdfs:subClassOf  DOID:1799     _IRI      
1          0           graph  DOID:6367  rdfs:subClassOf  DOID:8923     _IRI      
1          0           graph  DOID:7577  rdfs:subClassOf  DOID:4074     _IRI      
1          0           graph  DOID:6004  rdfs:subClassOf  DOID:1240     _IRI      
1          0           graph  DOID:7214  rdfs:subClassOf  DOID:3275     _IRI      
1          0           graph  DOID:8303  rdfs:subClassOf  DOID:3350     _IRI      
1          0           graph  DOID:8303  rdfs:subClassOf  DOID:0080015  _IRI      
1          0           graph  DOID:9513  rdfs:subClassOf  DOID:6536     _IRI      
1          0           graph  DOID:583   rdfs:subClassOf  DOID:720      _IRI      
1          0           graph  DOID:341   rdfs:subClassOf  DOID:178      _IRI      
1          0           graph  DOID:4299  rdfs:subClassOf  DOID:2513     _IRI      
1          0           graph  DOID:4057  rdfs:subClassOf  DOID:3121     _IRI      
1          0           graph  DOID:4057  rdfs:subClassOf  DOID:3247     _IRI      
1          0           graph  DOID:5267  rdfs:subClassOf  DOID:1967     _IRI      
1          0           graph  DOID:6477  rdfs:subClassOf  DOID:4006     _IRI      
1          0           graph  DOID:5146  rdfs:subClassOf  DOID:127      _IRI