A little boy in a black coat sitting at the top of a slide.
A boy is sitting on a slide.
If a boy is sitting at the top of a slide, he may be sitting on a slide.
exists e1 s1 s2 x1 x2 x3 x4 x5.(n_top(x4) & a_topic(x1) & in(x1,x2) & at(e1,x4) & of(x4,x5) & n_slide(x5) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_coat(x2) & a_black(s2) & Theme(s2,x2) & n_boy(x1) & a_little(s1) & Theme(s1,x1))
exists e1 x1 x2.(on(e1,x2) & n_slide(x2) & Actor(e1,x1) & v_sit(e1) & n_boy(x1))