assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:5508 IAO:0000115 A high grade ependymoma that is characterized by abnormal growth of the neuroepithelial lining of the ventricular system, has_material_basis_in abnormally proliferating cells derives_from ependymal cells. xsd:string "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007638""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://en.wikipedia.org/wiki/Ependyma""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://en.wikipedia.org/wiki/Ependymoma""}]}" 1 0 graph DOID:5508 oio:hasExactSynonym Ependymoma of the Brainstem @en 1 0 graph DOID:5508 oio:id DOID:5508 xsd:string 1 0 graph DOID:5508 rdfs:label brain stem ependymoma xsd:string 1 0 graph DOID:5508 oio:hasDbXref NCI:C5098 xsd:string 1 0 graph DOID:5508 oio:inSubset obo:doid#NCIthesaurus _IRI 1 0 graph DOID:5508 oio:hasDbXref UMLS_CUI:C1332609 xsd:string 1 0 graph DOID:5508 rdf:type owl:Class _IRI 1 0 graph DOID:5508 oio:hasOBONamespace disease_ontology xsd:string 1 0 graph DOID:5508 oio:hasDbXref SNOMEDCT_US_2023_03_01:107561000119107 xsd:string 1 0 graph DOID:5508 rdfs:subClassOf DOID:5074 _IRI 1 0 graph DOID:5508 rdfs:subClassOf DOID:3185 _IRI