Dog retrieving stick in water
A dog is going after his stick.
Going after is a rephrasing of retrieving.
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.(after(e1,x2) & n_stick(x2) & of(x2,x1) & n_male(x1) & Actor(e1,x1) & v_go(e1) & n_dog(x1))