A young girl on an orange slide
A young boy playing.
A young girl on a orange slide doesn't mean that she's playing with the boy.
exists s1 x1 x2 x3.(a_topic(x1) & on(x1,x2) & n_slide(x2) & of(x2,x3) & n_orange(x3) & n_girl(x1) & a_young(s1) & Theme(s1,x1))
exists s1 x1 x2.(a_topic(x1) & n_playing(x1) & of(x1,x2) & n_boy(x2) & a_young(s1) & Theme(s1,x1))