Two surfers walk along a rock wall to reach the waves.
Two people are in a car.
One cannot walk along a rock wall while they are in a car.
exists e1 p1 x1 x2 x3 x4 x5.(n_wave(x5) & Topic(e1,p1) & exists e2.(Theme(e2,x5) & Actor(e2,x1) & v_reach(e2)) & along(e1,x3) & n_wall(x3) & of(x3,x4) & n_rock(x4) & Actor(e1,x2) & v_walk(e1) & n_surfer(x2) & card_eq_2(x2) & n_surfer(x1) & card_eq_2(x1))
exists p1 x1.(exists x2.(in(x1,x2) & n_car(x2)) & n_people(x1) & card_eq_2(x1))