Two women are communicating at a restaurant.
Two men sleeping.
Women and men are different.
exists e1 x1 x2.(at(e1,x2) & n_restaurant(x2) & Actor(e1,x1) & v_communicate(e1) & n_woman(x1) & card_eq_2(x1))
exists e1 x1 x2.(a_topic(x1) & Actor(e1,x2) & v_sleep(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))