The small dog on the leash is walking through the snow.
A dog eats a pie.
One dog is walking through snow, the other is eating a pie.
exists e1 s1 x1 x2 x3.(n_snow(x3) & n_leash(x2) & n_dog(x1) & a_small(s1) & Theme(s1,x1) & through(e1,x3) & Actor(e1,x1) & v_walk(e1) & on(x1,x2))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & n_pie(x2) & n_dog(x1))