assertion  retraction  graph  subject       predicate  object     datatype  annotation
1          0           graph  DOID:3121     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:6993     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:5662     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:6872     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:4210     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:7961     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:7840     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:3594     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:2142     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:4683     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:3352     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:2021     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:5893     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:4441     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:3110     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:5772     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:4320     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:5530     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:6740     rdf:type   owl:Class  _IRI      
1          0           graph  DOID:0060081  rdf:type   owl:Class  _IRI