premise: An a unhappy couple sitting at a table in a restaurant.
hypothesis: a couple discuss divorce at a restaurant
explanation_1: Any couple could be discussing divorce, such as if their friends are getting a divorce and they are just talking through it, but their marriage is happy.  We can't tell that an unhappy couple is discussing divorce just because they are unhappy.
premise_logic: exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & at(e1,x3) & in(x3,x4) & n_restaurant(x4) & n_table(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_couple(x1) & a_unhappy(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1 x2 x3.(at(e1,x3) & n_restaurant(x3) & Theme(e1,x2) & Actor(e1,x1) & v_discuss(e1) & n_divorce(x2) & n_couple(x1))
premise_sim: exists e1 s1 x1 x2 x3 x4.(v_sit(e1) & n_table(x3) & n_restaurant(x4) & n_couple(x1) & in(x3,x4) & at(e1,x3) & a_unhappy(s1) & a_topic(x1) & Theme(s1,x1) & Actor(e1,x2) & (x1 = x2))
hypothesis_sim: exists e1 x1 x2 x3.(v_discuss(e1) & n_restaurant(x3) & n_divorce(x2) & n_couple(x1) & at(e1,x3) & Theme(e1,x2) & Actor(e1,x1))