Two black dogs playing in the snow.
Two yellow dogs are playing in the sand.
The dogs are either black or yellow.
exists e1 s1 x1 x2 x3.(n_snow(x3) & a_topic(x1) & in(e1,x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_dog(x1) & a_black(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(n_sand(x2) & in(e1,x2) & Actor(e1,x1) & v_play(e1) & n_dog(x1) & a_yellow(s1) & Theme(s1,x1) & card_eq_2(x1))