Twelve teams - The format of the tournament will include three days of pool play (four pools of three teams), with the top team in each pool advancing to a single-elimination tournament. Each team will play one match against the two other teams in its pool. A total of three matches (per pool) will be conducted on each of Tuesday, Wednesday and Thursday of the tournament. The top team in each pool will advance to Friday's semifinal matches, while the National Championship final will be played on Saturday.