A group of skiers shown on a snow covered mountain.
Skiers are going down a mountain.
It follows that skiers on a mountain would go down a mountain.
exists e1 e2 x1 x2 x3 x4 x5.(Theme(e2,x5) & Actor(e2,x1) & v_cover(e2) & n_mountain(x5) & on(e1,x4) & n_snow(x4) & Theme(e1,x3) & v_show(e1) & (x1 = x3) & of(x1,x2) & n_skier(x2) & n_group(x1))
exists e1 s1 x1 x2.(a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_go(e1) & n_mountain(x2) & n_skier(x1))