A woman with a stroller shops for colorful balls on a busy sidewalk.
A woman looks for a toy for her baby
A woman with a stroller who shops for colorful balls is not necessarily looking for a toy for her baby.
exists s1 s2 x1 x2 x3 x4 x5.(a_topic(x1) & on(x1,x5) & n_sidewalk(x5) & a_busy(s2) & Theme(s2,x5) & for(x1,x4) & n_ball(x4) & a_colorful(s1) & Theme(s1,x4) & with(x1,x2) & n_shop(x2) & of(x2,x3) & n_stroller(x3) & n_woman(x1))
exists e1 x1 x2 x3.(for(e1,x2) & for(x2,x3) & n_baby(x3) & of(x3,x1) & n_female(x1) & n_toy(x2) & Actor(e1,x1) & v_look(e1) & n_woman(x1))