premise: Two people are walking up a mountain.
hypothesis: Two sad people are walking up a mountain.
explanation_1: Not all people are sad.
explanation_2: Not all people walking up a mountain are sad.
explanation_3: There is no implication that the people are sad.
premise_logic: exists e1 s1 x1 x2.(a_up(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_mountain(x2) & n_people(x1) & card_eq_2(x1))
hypothesis_logic: exists e1 s1 s2 x1 x2.(a_up(s2) & Manner(e1,s2) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_mountain(x2) & n_people(x1) & a_sad(s1) & Theme(s1,x1) & card_eq_2(x1))