[
  {
    "assertion": 1,
    "retraction": 0,
    "graph": "graph",
    "subject": "DOID:4284",
    "predicate": "IAO:0000115",
    "object": "An anal carcinoma that has_material_basis_in abnormally proliferating cells derives_from epithelial cells and is located_in the anal margin (where the canal meets the outside skin at the anus).",
    "datatype": "xsd:string",
    "annotation": "{\"dce:type\":[{\"datatype\":\"_IRI\",\"meta\":\"owl:Axiom\",\"object\":\"obo:ECO_0007637\"}],\"oio:hasDbXref\":[{\"datatype\":\"xsd:string\",\"meta\":\"owl:Axiom\",\"object\":\"url:http://www.cancer.org/docroot/CRI/content/CRI_2_4_1X_What_is_anal_cancer_47.asp\"}]}"
  }
]