premise: A man and a woman at an outing talking to each other.
hypothesis: a couple is talking
explanation_1: They may not be a couple in the sense of a formal relationship.
premise_logic: exists e1 s1 x1 x2 x3 x4.(a_topic(s1) & subset_of(x2,s1) & all x5.(n_other(x5) -> to(e1,x5)) & Actor(e1,x4) & v_talk(e1) & (x2 = x4) & at(x2,x3) & n_outing(x3) & n_woman(x2) & subset_of(x1,s1) & n_man(x1))
hypothesis_logic: exists e1 x1.(Actor(e1,x1) & v_talk(e1) & n_couple(x1))
premise_sim: exists e1 s1 x1 x2 x3 x4.(v_talk(e1) & subset_of(x2,s1) & subset_of(x1,s1) & n_woman(x2) & n_outing(x3) & n_man(x1) & at(x2,x3) & all x5.(to(e1,x5) | -n_other(x5)) & a_topic(s1) & Actor(e1,x4) & (x2 = x4))
hypothesis_sim: exists e1 x1.(v_talk(e1) & n_couple(x1) & Actor(e1,x1))