The men are climbing.
Men climb a solid rock face
Not all climbing is done on a solid rack face.
exists e1 x1.(n_man(x1) & Actor(e1,x1) & v_climb(e1))
all x1 x2 s1.((n_face(x1) & of(x1,x2) & n_rock(x2) & a_solid(s1) & Theme(s1,x1)) -> exists x3 x4.(a_topic(x3) & for(x3,x1) & n_climb(x3) & of(x3,x4) & n_man(x4)))