assertion  retraction  graph  subject    predicate            object                                            datatype    annotation
1          0           graph  DOID:6423  rdfs:label           childhood central nervous system mature teratoma  xsd:string  
1          0           graph  DOID:6423  oio:inSubset         obo:doid#NCIthesaurus                             _IRI        
1          0           graph  DOID:6423  oio:id               DOID:6423                                         xsd:string  
1          0           graph  DOID:6423  oio:hasOBONamespace  disease_ontology                                  xsd:string  
1          0           graph  DOID:6423  oio:hasDbXref        UMLS_CUI:C1332955                                 xsd:string  
1          0           graph  DOID:6423  oio:hasDbXref        NCI:C27404                                        xsd:string  
1          0           graph  DOID:6423  rdfs:subClassOf      DOID:6017                                         _IRI        
1          0           graph  DOID:6423  rdf:type             owl:Class                                         _IRI