Group play. Four players play three machines per round. After the first ball the players are awarded points according to position,1-4p, and then they proceed with ball two and end up with 4-12p after 3 balls have been played. Repeat for all three machines. New groups are made up according to total points after each round. A total of three rounds (9 machines) are played. The top four players advance to the final – played as a round per above.