Two dogs are playing around in the dirt.
puppies playing  around
Not all dogs are puppies.
exists e1 s1 x1 x2.(n_dirt(x2) & in(e1,x2) & a_around(s1) & Manner(e1,s1) & Actor(e1,x1) & v_play(e1) & n_dog(x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(a_topic(x1) & a_around(s1) & Manner(e1,s1) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_puppy(x1))