Women walk on a crowded sidewalk.
The women are talking on the sidewalk.
Theres no way to know if they were talking or not just because they are walking on a crowded sidewalk
exists e1 s1 x1 x2.(on(e1,x2) & n_sidewalk(x2) & a_crowded(s1) & Theme(s1,x2) & Actor(e1,x1) & v_walk(e1) & n_woman(x1))
exists e1 x1 x2.(n_sidewalk(x2) & n_woman(x1) & on(e1,x2) & Actor(e1,x1) & v_talk(e1))