assertion  retraction  graph  subject    predicate            object                                                                                   datatype    annotation
1          0           graph  DOID:5351  IAO:0000115          A malignant ovarian germ cell neoplasm that has_material_basis_in primitive germ cells.  xsd:string  "{""dce:type"":[{""datatype"":""_IRI"",""meta"":""owl:Axiom"",""object"":""obo:ECO_0007645""}],""oio:hasDbXref"":[{""datatype"":""xsd:string"",""meta"":""owl:Axiom"",""object"":""url:https://www.ncbi.nlm.nih.gov/pubmed/24576031""}]}"
1          0           graph  DOID:5351  rdfs:label           ovarian primitive germ cell tumor                                                        xsd:string  
1          0           graph  DOID:5351  oio:inSubset         obo:doid#NCIthesaurus                                                                    _IRI        
1          0           graph  DOID:5351  oio:id               DOID:5351                                                                                xsd:string  
1          0           graph  DOID:5351  oio:hasOBONamespace  disease_ontology                                                                         xsd:string  
1          0           graph  DOID:5351  oio:hasDbXref        UMLS_CUI:C1518727                                                                        xsd:string  
1          0           graph  DOID:5351  oio:hasDbXref        NCI:C39986                                                                               xsd:string  
1          0           graph  DOID:5351  rdfs:subClassOf      DOID:2155                                                                                _IRI        
1          0           graph  DOID:5351  rdf:type             owl:Class                                                                                _IRI