A couple of women walk down the street doing window shopping.
Some friends browse for expensive jewelry.
Not all women who walk down the street window shopping are friends.
exists e2 e1 x1 x2 x3 x4 x5 x6.(n_street(x3) & down(e1,x3) & Theme(e2,x5) & Actor(e2,x4) & v_do(e2) & n_shopping(x5) & of(x5,x6) & n_window(x6) & (x3 = x4) & Actor(e1,x1) & v_walk(e1) & of(x1,x2) & n_woman(x2) & n_couple(x1))
exists e1 s1 x1 x2.(for(e1,x2) & n_jewelry(x2) & a_expensive(s1) & Theme(s1,x2) & Actor(e1,x1) & v_browse(e1) & n_friend(x1))