premise: Old men sitting out under umbrellas.
hypothesis: Two old friends are sitting next to each other
explanation_1: There could be more than two men. Old men sitting might not be friends. Old men sitting under umbrellas may not be next to each other.
premise_logic: exists e1 s1 s2 x1 x2 x3.(a_topic(x1) & under(e1,x3) & n_umbrella(x3) & a_out(s2) & Manner(e1,s2) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_man(x1) & a_old(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 s1 x1.(all x2.(n_other(x2) -> to(e1,x2)) & r_next(e1) & Actor(e1,x1) & v_sit(e1) & n_friend(x1) & a_old(s1) & Theme(s1,x1) & card_eq_2(x1))
premise_sim: exists e1 s1 s2 x1 x2 x3.(v_sit(e1) & under(e1,x3) & n_umbrella(x3) & n_man(x1) & a_topic(x1) & a_out(s2) & a_old(s1) & Theme(s1,x1) & Manner(e1,s2) & Actor(e1,x2) & (x1 = x2))
hypothesis_sim: exists e1 s1 x1.(v_sit(e1) & r_next(e1) & n_friend(x1) & card_eq_2(x1) & all x2.(to(e1,x2) | -n_other(x2)) & a_old(s1) & Theme(s1,x1) & Actor(e1,x1))