[
  {
    "assertion": 1,
    "retraction": 0,
    "graph": "graph",
    "subject": "DOID:5520",
    "predicate": "IAO:0000115",
    "object": "A head and neck carcinoma that has_material_basis_in squamous cells that line the moist, mucosal surfaces inside the head and neck.",
    "datatype": "xsd:string",
    "annotation": "{\"dce:type\":[{\"datatype\":\"_IRI\",\"meta\":\"owl:Axiom\",\"object\":\"obo:ECO_0007637\"},{\"datatype\":\"_IRI\",\"meta\":\"owl:Axiom\",\"object\":\"obo:ECO_0007638\"},{\"datatype\":\"_IRI\",\"meta\":\"owl:Axiom\",\"object\":\"obo:ECO_0007641\"}],\"oio:hasDbXref\":[{\"datatype\":\"xsd:string\",\"meta\":\"owl:Axiom\",\"object\":\"url:http://en.wikipedia.org/wiki/Head_and_neck_cancer#Squamous_cell_carcinoma\"},{\"datatype\":\"xsd:string\",\"meta\":\"owl:Axiom\",\"object\":\"url:http://www.cancer.gov/cancertopics/factsheet/Sites-Types/head-and-neck\"},{\"datatype\":\"xsd:string\",\"meta\":\"owl:Axiom\",\"object\":\"url:http://www.cancer.gov/dictionary?CdrID=597171\"}]}"
  }
]