A yellow dog in the snow.
The white dog blends in with the snow.
The dog cannot simultaneously be yellow and white
exists s1 x1 x2.(n_snow(x2) & a_topic(x1) & in(x1,x2) & n_dog(x1) & a_yellow(s1) & Theme(s1,x1))
exists s1 x1 x2 x3 x4.(n_snow(x4) & n_blend(x1) & of(x1,x2) & n_dog(x2) & a_white(s1) & Theme(s1,x1) & a_topic(x1) & with(x3,x4) & in(x1,x3) & n_thing(x3))