A woman walks down a sidewalk past a Halloween decoration.
A women walking on the sidewalk on halloween.
decoration doesn't always mean  halloween.
exists e1 s1 x1 x2 x3 x4.(a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & past(x2,x3) & n_decoration(x3) & (x3 = x4) & ne_org_halloween(x4) & n_sidewalk(x2) & n_woman(x1))
exists e1 x1 x2 x3 x4.(n_sidewalk(x3) & a_topic(x1) & on(e1,x4) & n_halloween(x4) & on(e1,x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_woman(x1))