 Jill’s parents are people; [but] Jill’s serving her parents isn’t serving people [it is not being employed as a servant].  Her brother is a handsome man; [but] caring about her brother isn’t caring about a handsome man [it is not sexual attraction].  Carts are wood; [but] riding carts isn’t riding wood.  Boats are wood; [but] getting in boats isn’t getting in wood.  Robber-people are people; [but] there being many robbers isn’t there being many people;  there being no robbers isn’t there being no people. 