premise: The hikers descend on the mountain.
hypothesis: Some hikers are outdoors.
explanation_1: Some hikers outdoors are descending on the mountain.
premise_logic: exists e1 x1 x2.(n_mountain(x2) & n_hiker(x1) & on(e1,x2) & Actor(e1,x1) & v_descend(e1))
hypothesis_logic: exists p1 x1.(exists x2.((x1 = x2) & n_outdoors(x2)) & n_hiker(x1))
premise_sim: exists e1 x1 x2.(v_descend(e1) & on(e1,x2) & n_mountain(x2) & n_hiker(x1) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_hiker(x1) & exists x2.(n_outdoors(x2) & (x1 = x2)))