A tan dog on a leash walks in the snow.
A dog is outside.
Dog and dog are the same.
exists e1 s1 x1 x2 x3.(n_snow(x3) & in(e1,x3) & Actor(e1,x1) & v_walk(e1) & on(x1,x2) & n_leash(x2) & n_dog(x1) & a_tan(s1) & Theme(s1,x1))
exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_dog(x1))