assertion  retraction  graph  subject    predicate              object                            datatype    annotation
1          0           graph  DOID:1612  oio:hasRelatedSynonym  mammary neoplasm                  @en         
1          0           graph  DOID:1612  oio:hasExactSynonym    mammary cancer                    @en         
1          0           graph  DOID:1612  oio:hasExactSynonym    primary breast cancer             @en         
1          0           graph  DOID:1612  oio:hasDbXref          SNOMEDCT_US_2023_03_01:254837009  xsd:string  
1          0           graph  DOID:1612  oio:id                 DOID:1612                         xsd:string  
1          0           graph  DOID:1612  oio:hasDbXref          UMLS_CUI:C0006142                 xsd:string  
1          0           graph  DOID:1612  oio:hasDbXref          NCI:C9335                         xsd:string  
1          0           graph  DOID:1612  oio:inSubset           obo:doid#NCIthesaurus             _IRI