FramedElement { protected EdgeTraversal<?, ?, ?> E() { return graph.E(); }  @Override int hashCode(); @Override boolean equals(Object obj); @Override String toString();  }
@Test public void testE() { Assert.assertEquals(1, p1.E().count()); }
@Test public void teste() { Assert.assertEquals(e1, p1.e(e1.getId()).next(Knows.class)); }