@Test 
public void PropsListsOneWithThree() {

    int before = Util.sizePropsList();
    PropListsAssembler.open(null, spec2);
    int after = Util.sizePropsList();
    assertEquals(before+1, after);
    
    Resource listProp = ResourceFactory.createResource(SKOS.getURI()+"labels");
    List<Resource> pList = Util.getPropList(listProp);
    assertNotNull(pList);
    assertEquals(pList.size(), 3);
}