assertion  retraction  graph  subject          predicate              object                                       datatype    annotation
1          0           graph  DOID:6846        oio:id                 DOID:6846                                    xsd:string  
1          0           graph  DOID:6846        oio:hasOBONamespace    disease_ontology                             xsd:string  
1          0           graph  DOID:6846        oio:hasDbXref          UMLS_CUI:C1512419                            xsd:string  
1          0           graph  DOID:6846        oio:hasDbXref          NCI:C8498                                    xsd:string  
1          0           graph  DOID:6846        rdfs:subClassOf        DOID:1909                                    _IRI        
1          0           graph  DOID:6846        rdf:type               owl:Class                                    _IRI        
1          0           graph  DOID:5515        oio:id                 DOID:5515                                    xsd:string  
1          0           graph  DOID:5515        oio:hasDbXref          MESH:D000077195                              xsd:string  
1          0           graph  DOID:5515        oio:hasOBONamespace    disease_ontology                             xsd:string  
1          0           graph  DOID:5515        rdf:type               owl:Class                                    _IRI        
1          0           graph  DOID:5515        oio:hasExactSynonym    squamous cell carcinoma of the nasal cavity  @en         
1          0           graph  DOID:5515        oio:inSubset           obo:doid#DO_cancer_slim                      _IRI        
1          0           graph  DOID:5515        oio:hasRelatedSynonym  squamous cell carcinoma of nasal cavity      @en         
1          0           graph  DOID:5515        rdfs:label             nasal cavity squamous cell carcinoma         xsd:string  
1          0           graph  DOID:5515        oio:hasDbXref          NCI:C8192                                    xsd:string  
1          0           graph  DOID:5515        rdfs:subClassOf        DOID:10811                                   _IRI        
1          0           graph  DOID:5515        oio:inSubset           obo:doid#NCIthesaurus                        _IRI        
1          0           graph  DOID:5515        rdfs:subClassOf        DOID:1749                                    _IRI        
1          0           graph  DOID:5515        oio:hasDbXref          UMLS_CUI:C0280333                            xsd:string  
1          0           graph  obo:CHEBI_59999  rdfs:label             chemical substance                           xsd:string