@Override
        public Traversal<Vertex, Object> get_g_V_valuesXnameX_sideEffectXidentity_substringX1XX() {
            return g.V().values("name").sideEffect(__.identity().substring(1));
        }
@author Marko A. Rodriguez (http://markorodriguez.com)
@author Stephen Mallette (http://stephen.genoprime.com)
gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/sideEffect/SideEffectTest.java