premise: two men and two women sitting on steps outdoors.
hypothesis: The two couples are talking.
explanation_1: The people are not necessarily couples, and they are not necessarily talking.
premise_logic: exists e1 s1 x1 x2 x3 x4 x5.(a_topic(s1) & on(e1,x4) & Time(x4,x5) & n_outdoors(x5) & n_step(x4) & Actor(e1,x3) & v_sit(e1) & (s1 = x3) & n_woman(x2) & card_eq_2(x2) & n_man(x1) & subset_of(x2,s1) & subset_of(x1,s1) & card_eq_2(s1))
hypothesis_logic: exists e1 x1.(n_couple(x1) & card_eq_2(x1) & Actor(e1,x1) & v_talk(e1))
premise_sim: exists e1 s1 x1 x2 x3 x4 x5.(v_sit(e1) & subset_of(x2,s1) & subset_of(x1,s1) & on(e1,x4) & n_woman(x2) & n_step(x4) & n_outdoors(x5) & n_man(x1) & card_eq_2(x2) & card_eq_2(s1) & a_topic(s1) & Time(x4,x5) & Actor(e1,x3) & (s1 = x3))
hypothesis_sim: exists e1 x1.(v_talk(e1) & n_couple(x1) & card_eq_2(x1) & Actor(e1,x1))