assertion  retraction  graph  subject   predicate      object                           datatype    annotation
1          0           graph  DOID:225  oio:hasDbXref  SNOMEDCT_US_2023_03_01:64572001  xsd:string  
1          0           graph  DOID:4    oio:hasDbXref  SNOMEDCT_US_2023_03_01:64572001  xsd:string