A man working on a watch outside while another man watches.
Two women are walking down the street.
Two women walking is very different than a man watching another man working on a watch.
exists e1 p1 s1 x1 x2 x3.(a_topic(x1) & exists e2 x4.(Actor(e2,x4) & v_watch(e2) & n_man(x4) & -(x4 = x1)) & n_man(x1) & n_man(x1) & while(e1,p1) & a_outside(s1) & Manner(e1,s1) & on(e1,x3) & n_watch(x3) & Actor(e1,x2) & v_work(e1) & (x1 = x2))
exists e1 x1 x2.(n_street(x2) & down(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_woman(x1) & card_eq_2(x1))