assertion  retraction  graph  subject       predicate    object                                                                                                               datatype    annotation
1          0           graph  DOID:0080829  IAO:0000115  A cell type benign neoplasm that has_material_basis_in glial cells (astrocytes, oligodendrocytes or ependymocytes).  xsd:string  "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://www.danafarberbostonchildrens.org/conditions/brain-tumor/low-grade-glioma.aspx""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.cancer.gov/publications/dictionaries/cancer-terms/def/glioma""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4361022/""}]}"