assertion  retraction  graph  subject    predicate              object                                datatype    annotation
1          0           graph  DOID:3747  oio:hasExactSynonym    verrucous carcinoma of esophagus      @en         
1          0           graph  DOID:3747  oio:hasDbXref          UMLS_CUI:C1333470                     xsd:string  
1          0           graph  DOID:3747  oio:hasDbXref          NCI:C27420                            xsd:string  
1          0           graph  DOID:3747  oio:inSubset           obo:doid#NCIthesaurus                 _IRI        
1          0           graph  DOID:3747  rdfs:subClassOf        DOID:3748                             _IRI        
1          0           graph  DOID:3747  oio:hasExactSynonym    oesophagus verrucous carcinoma        @en         
1          0           graph  DOID:3747  oio:hasExactSynonym    verrucous carcinoma of oesophagus     @en         
1          0           graph  DOID:3747  rdfs:label             esophagus verrucous carcinoma         xsd:string  
1          0           graph  DOID:3747  oio:hasOBONamespace    disease_ontology                      xsd:string  
1          0           graph  DOID:3747  rdf:type               owl:Class                             _IRI        
1          0           graph  DOID:3747  oio:hasRelatedSynonym  verrucous carcinoma of the esophagus  @en         
1          0           graph  DOID:3747  oio:id                 DOID:3747                             xsd:string