Two guys talking at dinner.
Women drink wine.
The subject cannot be guys and women at the same time.
exists e1 x1 x2 x3.(a_topic(x1) & at(e1,x3) & n_dinner(x3) & Actor(e1,x2) & v_talk(e1) & (x1 = x2) & n_guy(x1) & card_eq_2(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_drink(e1) & n_wine(x2) & n_woman(x1))