A large group of people are walking up a steep mountain with clouds hanging in the background.
People are hiking for charity.
The people are not necessarily hiking for charity.
exists e2 e1 s1 s2 s3 x1 x2 x3 x4 x5.(n_background(x5) & in(e2,x5) & Actor(e2,x4) & v_hang(e2) & with(e1,x4) & n_cloud(x4) & a_up(s3) & Manner(e1,s3) & Theme(e1,x3) & Actor(e1,x1) & v_walk(e1) & n_mountain(x3) & a_steep(s2) & Theme(s2,x3) & of(x1,x2) & n_people(x2) & n_group(x1) & a_large(s1) & Theme(s1,x1))
exists e1 x1 x2.(for(e1,x2) & n_charity(x2) & Actor(e1,x1) & v_hike(e1) & n_people(x1))