assertion  retraction  graph  subject    predicate            object                             datatype    annotation
1          0           graph  DOID:3752  rdfs:label           larynx verrucous carcinoma         xsd:string  
1          0           graph  DOID:3752  oio:inSubset         obo:doid#NCIthesaurus              _IRI        
1          0           graph  DOID:3752  oio:id               DOID:3752                          xsd:string  
1          0           graph  DOID:3752  oio:hasOBONamespace  disease_ontology                   xsd:string  
1          0           graph  DOID:3752  oio:hasExactSynonym  verrucous carcinoma of the Larynx  @en         
1          0           graph  DOID:3752  oio:hasDbXref        UMLS_CUI:C0280328                  xsd:string  
1          0           graph  DOID:3752  oio:hasDbXref        NCI:C8188                          xsd:string  
1          0           graph  DOID:3752  rdfs:subClassOf      DOID:2876                          _IRI        
1          0           graph  DOID:3752  rdf:type             owl:Class                          _IRI