assertion  retraction  graph  subject       predicate    object                                                                                  datatype    annotation
1          0           graph  DOID:0060429  IAO:0000115  A chromosomal disease that has_material_basis_in extra copies of a chromosomal region.  xsd:string  "{""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.nature.com/scitable/topicpage/dna-deletion-and-duplication-and-the-associated-331/""}]}"