assertion  retraction  graph  subject    predicate            object                         datatype    annotation
1          0           graph  DOID:3030  oio:hasExactSynonym  Mucin-Secreting carcinoma      @en         
1          0           graph  DOID:3030  oio:hasDbXref        SNOMEDCT_US_2023_03_01:900006  xsd:string