assertion  retraction  graph  subject       predicate    object                                                                                                      datatype    annotation
1          0           graph  DOID:0050909  IAO:0000115  A marginal zone B-cell lymphoma that has_material_basis_in mucosal tissue involved in antibody production.  xsd:string  "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007637""},{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007641""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://www.cancer.gov/dictionary?CdrID=45774""},{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:http://www.cancerresearchuk.org/about-cancer/non-hodgkin-lymphoma/types/malt""}]}"