A man on a cliff.
The man is climbing the cliff.
there are no details provided about climbing
exists x1 x2.(a_topic(x1) & on(x1,x2) & n_cliff(x2) & n_man(x1))
exists e1 x1 x2.(n_cliff(x2) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_climb(e1))