Multiple couples participate in a dance contest.
Couples sit at tables eating cheese.
Ones can be either at a dance contest or sitting at tables eating.
exists e1 x1 x2 x3 x4.(in(e1,x3) & n_contest(x3) & of(x3,x4) & n_dance(x4) & Actor(e1,x1) & v_participate(e1) & n_couple(x1) & (x1 = x2) & ne_nam_multiple(x2))
exists e1 e2 x1 x2 x3 x4.(at(e1,x2) & Theme(e2,x4) & Actor(e2,x3) & v_eat(e2) & n_cheese(x4) & (x2 = x3) & n_table(x2) & Actor(e1,x1) & v_sit(e1) & n_couple(x1))