assertion  retraction  graph  subject          predicate  object     datatype  annotation
1          0           graph  DOID:6053        rdf:type   owl:Class  _IRI      
1          0           graph  DOID:7142        rdf:type   owl:Class  _IRI      
1          0           graph  DOID:10290       rdf:type   owl:Class  _IRI      
1          0           graph  DOID:8352        rdf:type   owl:Class  _IRI      
1          0           graph  DOID:8110        rdf:type   owl:Class  _IRI      
1          0           graph  obo:CHEBI_28593  rdf:type   owl:Class  _IRI