@Override
    protected E map(final Traverser.Admin<P> traverser) {
        return (E) traverser.get().element();
    }
Traverse from a {@link Property} to its {@link Element}.

@author Mike Personick (http://github.com/mikepersonick)
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/map/ElementStep.java