Duplex Billiard-3: You play simultaneously with your opponent. Make your shot as your red cue ball has stopped. Your opponent also dont wait, he make his shot, as his yellow cue ball has stopped. Table pockets are divided between players, top yellow pockets are opponent's, and bottom metal pockets are yours. Put billiard balls only to opponent's top pockets. And opponent wants to score balls to your bottom pockets. The player, who have scored more balls to his opponent's pockets wins the set.