Two beige dogs are playing in the snow.
Two dogs - from the same litter - are playing in the snow.
Just because two dogs playing are both beige, it doesn't mean that they are from the same litter.
exists e1 s1 x1 x2.(n_snow(x2) & in(e1,x2) & Actor(e1,x1) & v_play(e1) & n_dog(x1) & a_beige(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3.(n_snow(x3) & n_litter(x2) & a_same(s1) & Theme(s1,x2) & in(e1,x3) & Actor(e1,x1) & v_play(e1) & from(x1,x2) & n_dog(x1) & card_eq_2(x1))