assertion  retraction  graph  subject    predicate            object                      datatype    annotation
1          0           graph  DOID:4767  rdfs:label           classic pulmonary blastoma  xsd:string  
1          0           graph  DOID:4767  oio:inSubset         obo:doid#NCIthesaurus       _IRI        
1          0           graph  DOID:4767  oio:id               DOID:4767                   xsd:string  
1          0           graph  DOID:4767  oio:hasOBONamespace  disease_ontology            xsd:string  
1          0           graph  DOID:4767  oio:hasDbXref        UMLS_CUI:C1332556           xsd:string  
1          0           graph  DOID:4767  oio:hasDbXref        NCI:C36054                  xsd:string  
1          0           graph  DOID:4767  rdfs:subClassOf      DOID:4765                   _IRI        
1          0           graph  DOID:4767  rdf:type             owl:Class                   _IRI