A person parachuting over the ocean
The person is standing on the beach.
A person parachuting cannot be standing.
exists x1 x2.(n_ocean(x2) & a_topic(x1) & n_parachuting(x1) & over(x1,x2) & n_person(x1))
exists e1 x1 x2.(n_beach(x2) & n_person(x1) & on(e1,x2) & Actor(e1,x1) & v_stand(e1))