assertion  retraction  graph  subject    predicate            object                                              datatype    annotation
1          0           graph  DOID:7302  rdfs:label           endodermal sinus pattern testicular yolk sac tumor  xsd:string  
1          0           graph  DOID:7302  oio:inSubset         obo:doid#NCIthesaurus                               _IRI        
1          0           graph  DOID:7302  oio:id               DOID:7302                                           xsd:string  
1          0           graph  DOID:7302  oio:hasOBONamespace  disease_ontology                                    xsd:string  
1          0           graph  DOID:7302  oio:hasDbXref        UMLS_CUI:C1515303                                   xsd:string  
1          0           graph  DOID:7302  oio:hasDbXref        NCI:C39927                                          xsd:string  
1          0           graph  DOID:7302  rdfs:subClassOf      DOID:5344                                           _IRI        
1          0           graph  DOID:7302  rdf:type             owl:Class                                           _IRI