assertion  retraction  graph  subject    predicate            object                            datatype    annotation
1          0           graph  DOID:9561  rdfs:label           nasopharyngeal disease            xsd:string  
1          0           graph  DOID:9561  oio:hasDbXref        SNOMEDCT_US_2023_03_01:123952009  xsd:string  
1          0           graph  DOID:9561  oio:inSubset         obo:doid#NCIthesaurus             _IRI        
1          0           graph  DOID:9561  rdf:type             owl:Class                         _IRI        
1          0           graph  DOID:9561  rdfs:subClassOf      DOID:974                          _IRI        
1          0           graph  DOID:9561  oio:hasOBONamespace  disease_ontology                  xsd:string  
1          0           graph  DOID:9561  oio:hasDbXref        MESH:D009302                      xsd:string  
1          0           graph  DOID:9561  oio:hasDbXref        NCI:C35723                        xsd:string  
1          0           graph  DOID:9561  oio:id               DOID:9561                         xsd:string  
1          0           graph  DOID:9561  oio:hasDbXref        UMLS_CUI:C0027438                 xsd:string