assertion  retraction  graph  subject    predicate            object                                      datatype    annotation
1          0           graph  DOID:8195  rdfs:label           hepatoid pattern testicular yolk sac tumor  xsd:string  
1          0           graph  DOID:8195  oio:inSubset         obo:doid#NCIthesaurus                       _IRI        
1          0           graph  DOID:8195  oio:id               DOID:8195                                   xsd:string  
1          0           graph  DOID:8195  oio:hasOBONamespace  disease_ontology                            xsd:string  
1          0           graph  DOID:8195  oio:hasDbXref        UMLS_CUI:C1515306                           xsd:string  
1          0           graph  DOID:8195  oio:hasDbXref        NCI:C39931                                  xsd:string  
1          0           graph  DOID:8195  rdfs:subClassOf      DOID:5344                                   _IRI        
1          0           graph  DOID:8195  rdf:type             owl:Class                                   _IRI