premise: A couple having a conversation over drinks.
hypothesis: The two were strangers.
explanation_1: A couple cannot be strangers if they are having a conversation over drinks.
premise_logic: exists e1 x1 x2 x3 x4.(a_topic(x1) & over(e1,x4) & n_drink(x4) & Theme(e1,x3) & Actor(e1,x2) & v_have(e1) & n_conversation(x3) & (x1 = x2) & n_couple(x1))
hypothesis_logic: exists p1 x1.(n_thing(x1) & card_eq_2(x1) & exists x2.((x1 = x2) & n_stranger(x2)))
premise_sim: exists e1 x1 x2 x3 x4.(v_have(e1) & over(e1,x4) & n_drink(x4) & n_couple(x1) & n_conversation(x3) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & (x1 = x2))
hypothesis_sim: exists x1.(n_thing(x1) & exists x2.(n_stranger(x2) & (x1 = x2)) & card_eq_2(x1))