premise: Two men are sitting on a grassy hillside wearing bike helmets.
hypothesis: Two people are sitting on a grassy hillside wearing bike helmets.
explanation_1: Men are people.
explanation_2: Men are people.
explanation_3: The sentences are identical except for the use of the word men or the use of the word people. Men are a subset of people.
premise_logic: exists e1 e2 s1 x1 x2 x3 x4 x5.(on(e1,x2) & Theme(e2,x4) & Actor(e2,x3) & v_wear(e2) & n_helmet(x4) & of(x4,x5) & n_bike(x5) & (x2 = x3) & n_hillside(x2) & a_grassy(s1) & Theme(s1,x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & card_eq_2(x1))
hypothesis_logic: exists e1 e2 s1 x1 x2 x3 x4 x5.(on(e1,x2) & Theme(e2,x4) & Actor(e2,x3) & v_wear(e2) & n_helmet(x4) & of(x4,x5) & n_bike(x5) & (x2 = x3) & n_hillside(x2) & a_grassy(s1) & Theme(s1,x2) & Actor(e1,x1) & v_sit(e1) & n_people(x1) & card_eq_2(x1))