premise: A person walking uphill from a construction zone.
hypothesis: The person is walking down stairs.
explanation_1: If a person is walking uphill, they are not walking down stairs.
explanation_2: Uphill and down stairs is not possible at the same time.
explanation_3: The person is either walking uphill from a construction zone or walking down stairs.
premise_logic: exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & from(e1,x3) & n_zone(x3) & of(x3,x4) & n_construction(x4) & a_uphill(s1) & Manner(e1,s1) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_person(x1))
hypothesis_logic: exists e1 s1 x1 x2.(n_person(x1) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_stair(x2))
premise_sim: exists e1 s1 x1 x2 x3 x4.(v_walk(e1) & of(x3,x4) & n_zone(x3) & n_person(x1) & n_construction(x4) & from(e1,x3) & a_uphill(s1) & a_topic(x1) & Manner(e1,s1) & Actor(e1,x2) & (x1 = x2))
hypothesis_sim: exists e1 s1 x1 x2.(v_walk(e1) & n_stair(x2) & n_person(x1) & a_down(s1) & Theme(e1,x2) & Manner(e1,s1) & Actor(e1,x1))