The preliminary round consists of two groups of 3 teams each who played in the " everyone against everyone " mode with one game each for the final round. In the event of a tie, the better goal difference decides.
Final round
The second of the groups played the quarterfinals against the third.
The losers played the game for 5th place.
The winners of the quarter-finals played the semi-finals against the first of the preliminary round.
The two losers of the semi-finals played the small final and the winners played the final.