module foo {
    yang-version 1;
    namespace "foo";
    prefix foo;

    import bar { prefix bar; revision-date 2015-12-12; }

    revision 2015-12-12 {
        description "Bug 4610 test model";
    }

    grouping g3 {
        uses bar:g2;
    }

    container root {
        uses g3;
    }
}