premise: Two people wearing yellow jackets crosscountry skiing.
hypothesis: Two people are outside in the snow.
explanation_1: Snow is required for skiing. Snow is necessarily outside. Therefore, if they are crosscountry skiing, they are necessarily outside in the snow.
premise_logic: exists e1 s1 s2 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_skiing(x3) & a_crosscountry(s2) & Theme(s2,x3) & of(x3,x4) & n_jacket(x4) & a_yellow(s1) & Theme(s1,x3) & (x1 = x2) & n_people(x1) & card_eq_2(x1))
hypothesis_logic: exists s1 x1 x2.(n_snow(x2) & in(s1,x2) & Theme(s1,x1) & a_outside(s1) & n_people(x1) & card_eq_2(x1))
premise_sim: exists e1 s1 s2 x1 x2 x3 x4.(v_wear(e1) & of(x3,x4) & n_skiing(x3) & n_people(x1) & n_jacket(x4) & card_eq_2(x1) & a_yellow(s1) & a_topic(x1) & a_crosscountry(s2) & Theme(s2,x3) & Theme(s1,x3) & Theme(e1,x3) & Actor(e1,x2) & (x1 = x2))
hypothesis_sim: exists s1 x1 x2.(n_snow(x2) & n_people(x1) & in(s1,x2) & card_eq_2(x1) & a_outside(s1) & Theme(s1,x1))