Two ladies are cooking & talking and two gentlemen are talking in the opposite site of the kitchen.
Two couples are preparing dinner together.
Just because it's two men and two women doesn't mean they're couples.
exists e1 e3 e2 s1 x1 x2 x3 x4 x5.(n_kitchen(x5) & n_site(x4) & a_opposite(s1) & Theme(s1,x4) & in(e3,x4) & of(x4,x5) & Actor(e3,x3) & v_talk(e3) & n_gentleman(x3) & card_eq_2(x3) & Actor(e2,x2) & v_talk(e2) & n_lady(x2) & card_eq_2(x2) & Actor(e1,x1) & v_cook(e1) & n_lady(x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(a_together(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_prepare(e1) & n_dinner(x2) & n_couple(x1) & card_eq_2(x1))