People sitting and climbing on large rock formations.
People are enjoying their time outside.
The people may not be enjoying themselves and large rock formations aren't necessarily outside.
exists e1 e2 s1 x1 x2 x3 x4.(on(e2,x3) & n_formation(x3) & of(x3,x4) & n_rock(x4) & a_large(s1) & Theme(s1,x3) & Actor(e2,x2) & v_climb(e2) & n_people(x2) & Actor(e1,x1) & v_sit(e1) & n_people(x1))
exists e1 s1 x1 x2.(a_outside(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_enjoy(e1) & n_time(x2) & of(x2,x1) & n_thing(x1) & n_people(x1))