Woman running on sidewalk
A woman runs after her dog.
The woman is not necessarily running after her dog.
exists e1 x1 x2.(ne_nam_woman(x1) & on(e1,x2) & n_sidewalk(x2) & Actor(e1,x1) & v_run(e1))
exists e1 x1 x2.(after(e1,x2) & n_dog(x2) & of(x2,x1) & n_female(x1) & Actor(e1,x1) & v_run(e1) & n_woman(x1))