[
  {
    "assertion": 1,
    "retraction": 0,
    "graph": "graph",
    "subject": "DOID:0080684",
    "predicate": "IAO:0000115",
    "object": "A histone mutated tumor that is characterized by the presence of histone H3 K27M mutation located throughout the midline structures of the central nervous system.",
    "datatype": "xsd:string",
    "annotation": "{\"oio:hasDbXref\":[{\"datatype\":\"xsd:string\",\"meta\":\"owl:Axiom\",\"object\":\"url:https://braintumor.org/wp-content/assets/WHO-Central-Nervous-System-Tumor-Classification.pdf\"},{\"datatype\":\"xsd:string\",\"meta\":\"owl:Axiom\",\"object\":\"url:https://pubmed.ncbi.nlm.nih.gov/31290035/\"},{\"datatype\":\"xsd:string\",\"meta\":\"owl:Axiom\",\"object\":\"url:https://www.frontiersin.org/articles/10.3389/fonc.2019.00031/full\"}]}"
  }
]