assertion  retraction  graph  subject     predicate        object        datatype  annotation
1          0           graph  DOID:7198   rdfs:subClassOf  DOID:1357     _IRI      
1          0           graph  DOID:7077   rdfs:subClassOf  DOID:5559     _IRI      
1          0           graph  DOID:7077   rdfs:subClassOf  DOID:1192     _IRI      
1          0           graph  DOID:193    rdfs:subClassOf  DOID:0050686  _IRI      
1          0           graph  DOID:193    rdfs:subClassOf  DOID:15       _IRI      
1          0           graph  DOID:6098   rdfs:subClassOf  DOID:3843     _IRI      
1          0           graph  DOID:7297   rdfs:subClassOf  DOID:3357     _IRI      
1          0           graph  DOID:8144   rdfs:subClassOf  DOID:6354     _IRI      
1          0           graph  DOID:8023   rdfs:subClassOf  DOID:5697     _IRI      
1          0           graph  DOID:8023   rdfs:subClassOf  DOID:5363     _IRI      
1          0           graph  DOID:292    rdfs:subClassOf  DOID:2174     _IRI      
1          0           graph  DOID:292    rdfs:subClassOf  DOID:1400     _IRI      
1          0           graph  DOID:171    rdfs:subClassOf  DOID:3093     _IRI      
1          0           graph  DOID:6197   rdfs:subClassOf  DOID:264      _IRI      
1          0           graph  DOID:10192  rdfs:subClassOf  DOID:3315     _IRI      
1          0           graph  DOID:10071  rdfs:subClassOf  DOID:2598     _IRI      
1          0           graph  DOID:8133   rdfs:subClassOf  DOID:13476    _IRI      
1          0           graph  DOID:8012   rdfs:subClassOf  DOID:0060091  _IRI      
1          0           graph  DOID:8012   rdfs:subClassOf  DOID:0050829  _IRI      
1          0           graph  DOID:6065   rdfs:subClassOf  DOID:5433     _IRI