assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:5479 oio:hasDbXref SNOMEDCT_US_2023_03_01:2962009 xsd:string 1 0 graph DOID:5477 oio:hasDbXref SNOMEDCT_US_2023_03_01:2962009 xsd:string 1 0 graph DOID:5482 oio:hasDbXref SNOMEDCT_US_2023_03_01:2962009 xsd:string