assertion  retraction  graph  subject    predicate            object                                                                                  datatype    annotation
1          0           graph  DOID:5550  IAO:0000115          A malignant ovarian germ cell neoplasm that has_material_basis_in trophoblastic 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/pmc/articles/PMC3129104/""}]}"
1          0           graph  DOID:5550  oio:id               DOID:5550                                                                               xsd:string  
1          0           graph  DOID:5550  rdf:type             owl:Class                                                                               _IRI        
1          0           graph  DOID:5550  oio:hasDbXref        SNOMEDCT_US_2023_03_01:254870004                                                        xsd:string  
1          0           graph  DOID:5550  oio:hasDbXref        UMLS_CUI:C0346181                                                                       xsd:string  
1          0           graph  DOID:5550  rdfs:subClassOf      DOID:2155                                                                               _IRI        
1          0           graph  DOID:5550  oio:hasOBONamespace  disease_ontology                                                                        xsd:string  
1          0           graph  DOID:5550  oio:hasExactSynonym  Ovarian Choriocarcinoma                                                                 @en         
1          0           graph  DOID:5550  oio:inSubset         obo:doid#NCIthesaurus                                                                   _IRI        
1          0           graph  DOID:5550  oio:hasDbXref        NCI:C4515                                                                               xsd:string  
1          0           graph  DOID:5550  rdfs:subClassOf      DOID:3594                                                                               _IRI        
1          0           graph  DOID:5550  rdfs:label           choriocarcinoma of ovary                                                                xsd:string