Hiking group of people in the mountains.
Some people are outdoors.
People in the mountains are obviously outdoors.
exists e1 x1 x2 x3.(n_mountain(x3) & a_topic(x1) & of(x1,x2) & in(x2,x3) & n_people(x2) & n_group(x1) & Actor(e1,x1) & v_hike(e1))
exists p1 x1.(exists x2.((x1 = x2) & n_outdoors(x2)) & n_people(x1))