assertion  retraction  graph  subject    predicate            object                   datatype    annotation
1          0           graph  DOID:3520  rdfs:label           childhood fibrosarcoma   xsd:string  
1          0           graph  DOID:3520  oio:hasOBONamespace  disease_ontology         xsd:string  
1          0           graph  DOID:3520  oio:inSubset         obo:doid#NCIthesaurus    _IRI        
1          0           graph  DOID:3520  oio:id               DOID:3520                xsd:string  
1          0           graph  DOID:3520  oio:hasExactSynonym  pediatric fibrosarcoma   xsd:string  
1          0           graph  DOID:3520  rdfs:subClassOf      DOID:3355                _IRI        
1          0           graph  DOID:3520  oio:inSubset         obo:doid#DO_cancer_slim  _IRI        
1          0           graph  DOID:3520  rdf:type             owl:Class                _IRI        
1          0           graph  DOID:3520  oio:hasDbXref        UMLS_CUI:C0279981        xsd:string  
1          0           graph  DOID:3520  oio:hasDbXref        NCI:C8088                xsd:string