Dog running through the woods.
dog chasing bird
Not all dogs are chasing bird.
exists e1 x1 x2.(n_wood(x2) & ne_nam_dog(x1) & through(e1,x2) & Actor(e1,x1) & v_run(e1))
exists x1 x2 x3.(n_bird(x1) & of(x1,x3) & n_chasing(x3) & of(x1,x2) & n_dog(x2) & a_topic(x1))