if something contains something else , then that something else will be the transports of that something
transport_container is conveyance. cargo_transport is tangible_thing. cargo_transport is not tangible_thing. transport_of_people is not conveying_materials. proton_transport is not transport. space is what_between_else. storage is not somewhere_to_put_things. space is not what_between_else. transport_container is not conveyance. storage is somewhere_to_put_things.