assertion  retraction  graph  subject    predicate            object                                                     datatype    annotation
1          0           graph  DOID:7435  rdfs:label           polyvesicular vitelline pattern testicular yolk sac tumor  xsd:string  
1          0           graph  DOID:7435  oio:inSubset         obo:doid#NCIthesaurus                                      _IRI        
1          0           graph  DOID:7435  oio:id               DOID:7435                                                  xsd:string  
1          0           graph  DOID:7435  oio:hasOBONamespace  disease_ontology                                           xsd:string  
1          0           graph  DOID:7435  oio:hasDbXref        UMLS_CUI:C1515311                                          xsd:string  
1          0           graph  DOID:7435  oio:hasDbXref        NCI:C39930                                                 xsd:string  
1          0           graph  DOID:7435  rdfs:subClassOf      DOID:5344                                                  _IRI        
1          0           graph  DOID:7435  rdf:type             owl:Class                                                  _IRI