Two dogs are running through the surf.
The dogs are playing with some fish.
We have no idea if they are playing with some fish, they could be doing a number of things in the water.
exists e1 x1 x2.(n_surf(x2) & through(e1,x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_dog(x1) & with(e1,x2) & n_fish(x2) & Actor(e1,x1) & v_play(e1))