assertion  retraction  graph  subject    predicate            object                                    datatype    annotation
1          0           graph  DOID:4901  rdfs:label           peritoneal serous adenocarcinoma          xsd:string  
1          0           graph  DOID:4901  oio:inSubset         obo:doid#NCIthesaurus                     _IRI        
1          0           graph  DOID:4901  oio:id               DOID:4901                                 xsd:string  
1          0           graph  DOID:4901  oio:hasOBONamespace  disease_ontology                          xsd:string  
1          0           graph  DOID:4901  oio:hasExactSynonym  primary peritoneal serous adenocarcinoma  @en         
1          0           graph  DOID:4901  oio:hasDbXref        UMLS_CUI:C1514429                         xsd:string  
1          0           graph  DOID:4901  oio:hasDbXref        NCI:C40023                                xsd:string  
1          0           graph  DOID:4901  rdfs:subClassOf      DOID:1791                                 _IRI        
1          0           graph  DOID:4901  rdf:type             owl:Class                                 _IRI