assertion  retraction  graph  subject     predicate            object                                                      datatype    annotation
1          0           graph  DOID:10020  IAO:0000115          A duodenum cancer that is located_in the ampulla of Vater.  xsd:string  "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://pubmed.ncbi.nlm.nih.gov/25485917/""}]}"
1          0           graph  DOID:10020  oio:hasDbXref        NCI:C3536                                                   xsd:string  
1          0           graph  DOID:10020  oio:id               DOID:10020                                                  xsd:string  
1          0           graph  DOID:10020  oio:hasDbXref        SNOMEDCT_US_2023_03_01:93668007                             xsd:string  
1          0           graph  DOID:10020  oio:hasExactSynonym  malignant tumour of ampulla of vater                        @en         
1          0           graph  DOID:10020  oio:hasDbXref        ICD9CM:156.2                                                xsd:string  
1          0           graph  DOID:10020  rdfs:subClassOf      DOID:10021                                                  _IRI        
1          0           graph  DOID:10020  oio:hasOBONamespace  disease_ontology                                            xsd:string  
1          0           graph  DOID:10020  rdfs:label           ampulla of Vater cancer                                     xsd:string  
1          0           graph  DOID:10020  oio:hasDbXref        ICD10CM:C24.1                                               xsd:string  
1          0           graph  DOID:10020  oio:inSubset         obo:doid#NCIthesaurus                                       _IRI        
1          0           graph  DOID:10020  rdfs:subClassOf      DOID:4606                                                   _IRI        
1          0           graph  DOID:10020  rdf:type             owl:Class                                                   _IRI        
1          0           graph  DOID:10020  oio:hasDbXref        UMLS_CUI:C0153454                                           xsd:string