Model model = repositoryModelFactory.createModel();
model.open();
URI a = new URIImpl("urn:test:a");
URI b = new URIImpl("urn:test:b");
List list = new List(model, "urn:test:list", true);
//assertTrue( list instanceof URI ); --> fails
model.addStatement(a, b, list.asURI() );
model.close();
}