Four dogs two brown and two white playing in the grass.
Four cats, two brown and two white, are playing in the grass.
The dogs can't be cats.
exists s1 s2 x1 x2 x3.(n_grass(x3) & a_topic(x1) & in(x1,x3) & n_playing(x1) & a_white(s2) & Theme(s2,x1) & card_eq_2(x1) & card_eq_2(x1) & a_brown(s1) & Theme(s1,x1) & of(x1,x2) & n_dog(x2) & card_eq_4(x1))
exists e1 s1 x1 x2 x3.(n_grass(x3) & in(e1,x3) & Actor(e1,x1) & v_play(e1) & rel(x1,x2) & n_white(x2) & card_eq_2(x2) & card_eq_2(x2) & a_brown(s1) & Theme(s1,x2) & n_cat(x1) & card_eq_4(x1))