Two dogs meeting on the beach.
Two dogs on the beach.
Tow dogs being on the beach means they are meeting on the beach
exists e1 x1 x2.(n_beach(x2) & on(e1,x2) & Actor(e1,x1) & v_meet(e1) & n_dog(x1) & card_eq_2(x1))
exists x1 x2.(n_beach(x2) & a_topic(x1) & on(x1,x2) & n_dog(x1) & card_eq_2(x1))