assertion  retraction  graph  subject    predicate            object                 datatype    annotation
1          0           graph  DOID:3445  rdfs:subClassOf      DOID:305               _IRI        
1          0           graph  DOID:3445  oio:hasOBONamespace  disease_ontology       xsd:string  
1          0           graph  DOID:3445  oio:hasDbXref        UMLS_CUI:C1370468      xsd:string  
1          0           graph  DOID:3445  oio:hasDbXref        NCI:C6389              xsd:string  
1          0           graph  DOID:3445  rdfs:subClassOf      DOID:518               _IRI        
1          0           graph  DOID:3445  oio:hasExactSynonym  carcinoma of scrotum   @en         
1          0           graph  DOID:3445  oio:inSubset         obo:doid#NCIthesaurus  _IRI        
1          0           graph  DOID:3445  rdf:type             owl:Class              _IRI        
1          0           graph  DOID:3445  rdfs:label           scrotal carcinoma      xsd:string  
1          0           graph  DOID:3445  oio:id               DOID:3445              xsd:string