The Climber trying to climb the big rock
The climber is scaling the rockface.
The rockface is the big rock and the climber is climbing up it.
exists e1 p1 s1 s2 x1 x2.(n_rock(x2) & a_big(s2) & Theme(s2,x2) & ne_nam_climber(s1) & a_topic(s1) & Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_climb(e2)) & (s1 = x1))
exists e1 x1 x2.(n_rockface(x2) & n_climber(x1) & Theme(e1,x2) & Actor(e1,x1) & v_scale(e1))