Man standing at the top of a mountain at dusk.
A man is at the top of a mountain.
A man on top of a mountain may be standing.
exists x1 x2 x3 x4 x5.(n_top(x3) & a_topic(x1) & at(x1,x3) & of(x3,x4) & at(x4,x5) & n_dusk(x5) & n_mountain(x4) & n_standing(x1) & of(x1,x2) & n_man(x2))
exists p1 x1 x2.(n_top(x2) & exists x3.(at(x1,x2) & of(x2,x3) & n_mountain(x3)) & n_man(x1))