A black dog in shallow water.
a dog is in a wading pool
Shallow a water does not always mean pool.
exists s1 s2 x1 x2.(a_topic(x1) & in(x1,x2) & n_water(x2) & a_shallow(s2) & Theme(s2,x2) & n_dog(x1) & a_black(s1) & Theme(s1,x1))
exists p1 x1.(exists x2 x3.(in(x1,x2) & n_pool(x2) & of(x2,x3) & n_wading(x3)) & n_dog(x1))