A car parked at the beach.
There are people on the beach.
Because people are in the beach doesn't mean they have car.
exists e1 x1 x2.(n_beach(x2) & at(e1,x2) & Theme(e1,x1) & v_park(e1) & n_car(x1))
exists p1 x1 x3.(n_beach(x3) & exists x2.((x1 = x2) & on(x2,x3) & n_people(x2)))