A window washer is cleaning the bookstore windows.
A man works for a bookstore.
Just because a man is cleaning a store window does not mean he works there. For instance, if it is owned by a relative, he could be doing them an unpaid favor.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_clean(e1) & n_window(x2) & n_window(x2) & of(x2,x3) & n_bookstore(x3) & n_washer(x1) & of(x1,x2))
exists e1 x1 x2.(for(e1,x2) & n_bookstore(x2) & Actor(e1,x1) & v_work(e1) & n_man(x1))