A black dog is standing on the grass.
The puppy is in the backyard.
We don't know that the dog is a puppy or that it is in the backyard.
exists e1 s1 x1 x2.(n_grass(x2) & on(e1,x2) & Actor(e1,x1) & v_stand(e1) & n_dog(x1) & a_black(s1) & Theme(s1,x1))
exists p1 x1 x2.(n_backyard(x2) & n_puppy(x1) & in(x1,x2))