public void testInv_05()
        {
            doTestManyContextOK(
                "context Film inv  names01: name.size() < 10 " +
                "context Film inv : name.size() > 20 " +
                "context Film inv : name.size() < 50",
                getCurrentMethodName());

            CoreClassifier film = (CoreClassifier)environment.lookup("Film");

            Assert.AreEqual(3, film.getAllInvariants().Count);
            Assert.IsNotNull(film.getInvariant("names01"));
        }