A person is being swept to the ground by waves.
the person is a woman
The person being swept to the ground by waves is not necessarily a woman.
exists e1 x1 x2 x3.(n_ground(x2) & Actor(e1,x3) & n_wave(x3) & to(e1,x2) & Theme(e1,x1) & v_sweep(e1) & n_person(x1))
exists p1 x1.(n_person(x1) & exists x2.((x1 = x2) & n_woman(x2)))