Two white dogs play on the green grass.
Two white dogs are swimming in a pool.
white dogs that play are not the same as swimming
exists e1 s1 s2 x1 x2.(n_grass(x2) & a_green(s2) & Theme(s2,x2) & on(e1,x2) & Actor(e1,x1) & v_play(e1) & n_dog(x1) & a_white(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(in(e1,x2) & n_pool(x2) & Actor(e1,x1) & v_swim(e1) & n_dog(x1) & a_white(s1) & Theme(s1,x1) & card_eq_2(x1))