assertion  retraction  graph  subject       predicate    object                                                                                                             datatype    annotation
1          0           graph  DOID:0050849  IAO:0000115  An ampulla of Vater neoplasm that is characterized by glandular dysplastic lesion having pre-malignant potential.  xsd:string  "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007645""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3244941/""}]}"