assertion  retraction  graph  subject    predicate            object                            datatype    annotation
1          0           graph  DOID:4231  oio:id               DOID:4231                         xsd:string  
1          0           graph  DOID:4231  rdfs:subClassOf      DOID:0060123                      _IRI        
1          0           graph  DOID:4231  rdf:type             owl:Class                         _IRI        
1          0           graph  DOID:4231  oio:hasDbXref        MESH:D051642                      xsd:string  
1          0           graph  DOID:4231  oio:hasDbXref        UMLS_CUI:C1509147                 xsd:string  
1          0           graph  DOID:4231  oio:inSubset         obo:doid#NCIthesaurus             _IRI        
1          0           graph  DOID:4231  oio:hasDbXref        SNOMEDCT_US_2023_03_01:154614002  xsd:string  
1          0           graph  DOID:4231  oio:hasOBONamespace  disease_ontology                  xsd:string  
1          0           graph  DOID:4231  oio:hasDbXref        ICDO:8831/0                       xsd:string  
1          0           graph  DOID:4231  oio:hasDbXref        NCI:C35765                        xsd:string  
1          0           graph  DOID:4231  oio:inSubset         obo:doid#DO_cancer_slim           _IRI        
1          0           graph  DOID:4231  rdfs:label           histiocytoma                      xsd:string