They are 1, 2, 3, 4, 5, 6, 7, 8 and 9 respectively.
There is only one match in the first round, from the 8th to the 9th.
In the second round of four games, 1 2, 3-4, 5-6, 7-8, 9 wins.
The third round is the semi-final, 1, 2 wins, 3 losses, 4 wins, 5 wins, 6 losses, 7 wins, 8 losses and 9 wins.
The last round is the last battle between the two winning teams.