A man stands by a load of boxes near a pizza restaurant.
A man stands by some boxes near a dumpster.
A load and some are not the same amount of boxes. He can only be by a restaurant or a dumpster, not both.
One is either near a dumpster or a pizza restaurant.
A man stands by a load of boxes near a pizza restaurant and a man stands by some boxes near a dumpster are done a various places by two men. That cannot be done by a man at a time.