Two dogs playing in the sand at the beach.
Two dogs are on the beach.
sand implies on the beach
exists e1 x1 x2 x3 x4.(n_beach(x4) & n_sand(x3) & a_topic(x1) & at(e1,x4) & in(e1,x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_dog(x1) & card_eq_2(x1))
exists p1 x1 x2.(n_beach(x2) & on(x1,x2) & n_dog(x1) & card_eq_2(x1))