[?ObjNew, :objectEquivalentTo, ?ObjOld]
        :- ufrd:PRC_CORRESPONDENCE(?CodeYearNew, ?CodeYearOld) ,

        [ufu:CurrentImport, :useObjectPrefix1, ?ObjectPrefix1],
        [ufu:CurrentImport, :useObjectPrefix2, ?ObjectPrefix2],

        BIND(IRI(CONCAT(STR(?ObjectPrefix2), "Object-", SHA256(?CodeYearNew))) AS ?ObjNew) ,
        BIND(IRI(CONCAT(STR(?ObjectPrefix1), "Object-", SHA256(?CodeYearOld))) AS ?ObjOld) .
