TestCase6 public Test2 p2 composite Class1 Axle Wheel private engine Engine private wheel 2 2 Test1 p1 composite Powertrain Class1 Car Connector1 ball_socket_connector Connector2 a 2 2 public rear 2 2 composite public untypedPart composite public engine2 composite public part2 composite public part1 composite port composite public test3 composite public engine shared Power TurboEngine p composite Class1 public Interface2 Test3 class1 composite Class1