A black dog in the water
A dog is swimming.
Just because a dog is in the water doesn't mean it is swimming.
exists s1 x1 x2.(n_water(x2) & a_topic(x1) & in(x1,x2) & n_dog(x1) & a_black(s1) & Theme(s1,x1))
exists p1 x1.(exists x2.((x1 = x2) & n_swimming(x2)) & n_dog(x1))