Dog retrieving stick in water
A dog is swimming in a pond.
Just because a dog is retrieving a stick in water does not mean that water is a pond.
exists e1 x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_water(x3) & n_stick(x1) & Actor(e1,x1) & v_retrieve(e1) & (x1 = x2) & ne_nam_dog(x2))
exists e1 x1 x2.(in(e1,x2) & n_pond(x2) & Actor(e1,x1) & v_swim(e1) & n_dog(x1))