Two dogs are playing on the beach together.
They are playing with a beachball.
Not all dogs play with a beachball.
exists e1 s1 x1 x2.(n_beach(x2) & a_together(s1) & Manner(e1,s1) & on(e1,x2) & Actor(e1,x1) & v_play(e1) & n_dog(x1) & card_eq_2(x1))
exists e1 x1.(with(e1,x1) & n_beachball(x1) & Actor(e1,x1) & v_play(e1) & n_thing(x1))