The back side of a woman standing on a city sidewalk.
The woman's cheerful face is seen while she stands on the sidewalk and gazes at the rainbow.
one is about the front of a woman while the other is about the back side of a woman
exists e1 s1 x1 x2 x3 x4 x5.(n_side(x1) & a_back(s1) & Theme(s1,x1) & a_topic(x1) & of(x1,x2) & on(e1,x4) & n_sidewalk(x4) & of(x4,x5) & n_city(x5) & Actor(e1,x3) & v_stand(e1) & (x2 = x3) & n_woman(x2))
exists e1 p1 s1 x1 x2 x4 x6.(n_rainbow(x6) & n_sidewalk(x4) & n_female(x1) & n_face(x2) & a_cheerful(s1) & Theme(s1,x2) & of(x2,x1) & n_woman(x1) & exists e2 x3 x5.(on(e2,x3) & subset_of(x5,x3) & at(x5,x6) & n_gaze(x5) & subset_of(x4,x3) & Actor(e2,x1) & v_stand(e2)) & while(e1,p1) & Theme(e1,x2) & v_see(e1))