assertion  retraction  graph  subject    predicate            object                           datatype    annotation
1          0           graph  DOID:7928  rdfs:label           testis refractory cancer         xsd:string  
1          0           graph  DOID:7928  oio:inSubset         obo:doid#NCIthesaurus            _IRI        
1          0           graph  DOID:7928  oio:id               DOID:7928                        xsd:string  
1          0           graph  DOID:7928  oio:hasOBONamespace  disease_ontology                 xsd:string  
1          0           graph  DOID:7928  oio:hasExactSynonym  Refractory testicular carcinoma  @en         
1          0           graph  DOID:7928  oio:hasDbXref        UMLS_CUI:C1377904                xsd:string  
1          0           graph  DOID:7928  oio:hasDbXref        NCI:C9077                        xsd:string  
1          0           graph  DOID:7928  rdfs:subClassOf      DOID:5556                        _IRI        
1          0           graph  DOID:7928  rdf:type             owl:Class                        _IRI