sentences: if something is lost in something else, then that something else contains that something
docs: another_way_to_say_separates_things is divides_objects. abandoned_thing is tangible_thing. storage is somewhere_to_put_things. separated_thing is divided_thing. else is river. stealing_storage_space is unnatural_thing. space is what_between_else. trash is discarded_items_and_stuff. lost_river is tangible_thing. anything_else is film.