A boy in yellow shorts is standing on top of a cliff.
A boy is up on a cliff.
In order to be standing on a cliff one must be up on a cliff.
exists e1 s1 x1 x2 x3 x4.(on(e1,x3) & of(x3,x4) & n_cliff(x4) & n_top(x3) & Actor(e1,x1) & v_stand(e1) & in(x1,x2) & n_shorts(x2) & a_yellow(s1) & Theme(s1,x2) & n_boy(x1))
exists p1 s1 x1.(a_up(s1) & Manner(p1,s1) & exists x2.(on(x1,x2) & n_cliff(x2)) & n_boy(x1))