@prefix rr: <http://www.w3.org/ns/r2rml#> .
@prefix ex: <http://example.com/ns#> .

<#TriplesMap3>
    rr:logicalTable [ rr:tableName "EMP2DEPT" ];
    rr:subjectMap [
        rr:template "http://data.example.com/employee/{EMPNO}";
    ];
    rr:predicateObjectMap [
      rr:predicate ex:department;
      rr:objectMap [ rr:template "http://data.example.com/department/{DEPTNO}" ];
    ].