[
  {
    "assertion": 1,
    "retraction": 0,
    "graph": "graph",
    "subject": "DOID:7231",
    "predicate": "IAO:0000115",
    "object": "A central nervous system childhood germ cell tumor characterized by germ cell tumor that develops from embryonic cells that remain in the brain after birth has_material_basis_in abnormally proliferating cells derives_from germ cells.",
    "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:https://www.cancer.gov/types/brain/patient/child-cns-embryonal-treatment-pdq\"},{\"datatype\":\"xsd:string\",\"meta\":\"owl:Axiom\",\"object\":\"url:https://www.cancer.gov/types/brain/patient/child-cns-germ-cell-treatment-pdq\"}]}"
  }
]