assertion  retraction  graph  subject    predicate            object                  datatype    annotation
1          0           graph  DOID:8042  rdfs:label           testis polyembryoma     xsd:string  
1          0           graph  DOID:8042  oio:inSubset         obo:doid#NCIthesaurus   _IRI        
1          0           graph  DOID:8042  oio:id               DOID:8042               xsd:string  
1          0           graph  DOID:8042  oio:hasOBONamespace  disease_ontology        xsd:string  
1          0           graph  DOID:8042  oio:hasExactSynonym  Polyembryoma of testis  @en         
1          0           graph  DOID:8042  oio:hasDbXref        UMLS_CUI:C1514200       xsd:string  
1          0           graph  DOID:8042  oio:hasDbXref        NCI:C40962              xsd:string  
1          0           graph  DOID:8042  rdfs:subClassOf      DOID:5556               _IRI        
1          0           graph  DOID:8042  rdf:type             owl:Class               _IRI