A woman in a white shirt walking down a sidewalk.
A woman outside.
The woman has to be outside to be walking down a sidewalk.
exists e1 s1 s2 x1 x2 x3 x4.(a_topic(x1) & a_down(s2) & Manner(e1,s2) & Theme(e1,x4) & Actor(e1,x3) & v_walk(e1) & n_sidewalk(x4) & (x1 = x3) & in(x1,x2) & n_shirt(x2) & a_white(s1) & Theme(s1,x2) & n_woman(x1))
exists x1 x2.(a_topic(x1) & n_outside(x1) & of(x1,x2) & n_woman(x2))