assertion retraction graph subject predicate object datatype annotation 1 0 graph DOID:4947 oio:hasDbXref SNOMEDCT_US_2023_03_01:70179006 xsd:string 1 0 graph DOID:4897 oio:hasDbXref SNOMEDCT_US_2023_03_01:70179006 xsd:string 1 0 graph DOID:4896 oio:hasDbXref SNOMEDCT_US_2023_03_01:70179006 xsd:string