A person standing a rocky ridge.
A person is about to go rock climbing.
One could stand on a rocky ridge for fun, not just rock climbing.
exists e1 s1 x1 x2 x3.(a_topic(x1) & n_ridge(x3) & a_rocky(s1) & Theme(s1,x3) & Time(e1,x3) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_person(x1))
exists p1 s1 x1.(Topic(s1,p1) & Actor(s1,x1) & a_about(s1) & exists e1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_go(e1) & n_climb(x2) & of(x2,x3) & n_rock(x3)) & n_person(x1))