An alpine enthusiast is looking down a trail.
A person is outdoors.
Alpine trail are outdoors.
exists e1 s1 x1 x2.(down(e1,x2) & n_trail(x2) & Actor(e1,x1) & v_look(e1) & n_enthusiast(x1) & a_alpine(s1) & Theme(s1,x1))
exists p1 x1.(exists x2.((x1 = x2) & n_outdoors(x2)) & n_person(x1))