A woman walking in front of a crowd on the sidewalk.
There is a woman walking to work.
Walking on a sidewalk does not mean one is necessarily walking to work.
exists e1 x1 x2 x3 x4 x5.(n_sidewalk(x5) & a_topic(x1) & on(e1,x5) & in(e1,x3) & of(x3,x4) & n_crowd(x4) & n_front(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_woman(x1))
exists p1 x1 e1 x2 x3 x4.((x1 = x2) & to(e1,x4) & n_work(x4) & Actor(e1,x3) & v_walk(e1) & (x2 = x3) & n_woman(x2))