premise: Three people are outside walking up a set of wooden stairs.
hypothesis: Three people are sitting on stairs.
explanation_1: One cannot be walking and sitting at the same time.
explanation_2: If people are walking up wooden stairs they are not sitting on stairs.
explanation_3: In one sentence they are walking up stairs and in the second one they are sitting. You cannot do both at the same time.
premise_logic: exists e1 s1 s2 s3 x1 x2 x3.(for(s1,e1) & a_up(s3) & Manner(e1,s3) & Theme(e1,x2) & Actor(e1,x1) & v_walk(e1) & of(x2,x3) & n_stair(x3) & a_wooden(s2) & Theme(s2,x3) & n_set(x2) & Theme(s1,x1) & a_outside(s1) & n_people(x1) & card_eq_3(x1))
hypothesis_logic: exists e1 x1 x2.(on(e1,x2) & n_stair(x2) & Actor(e1,x1) & v_sit(e1) & n_people(x1) & card_eq_3(x1))
premise_sim: exists e1 s1 s2 s3 x1 x2 x3.(v_walk(e1) & of(x2,x3) & n_stair(x3) & n_set(x2) & n_people(x1) & for(s1,e1) & card_eq_3(x1) & a_wooden(s2) & a_up(s3) & a_outside(s1) & Theme(s2,x3) & Theme(s1,x1) & Theme(e1,x2) & Manner(e1,s3) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2.(v_sit(e1) & on(e1,x2) & n_stair(x2) & n_people(x1) & card_eq_3(x1) & Actor(e1,x1))