The contestants have been divided into 16 groups of 8, plus 2 play-in groups. The play-in groups will have the first matches, and the top 2 players from those groups will move into the main tournament to fill in the 4 gaps. | The contestants have been divided into 16 groups of 8, plus 2 play-in groups. The play-in groups will have the first matches, and the top 2 players from those groups will move into the main tournament to fill in the 4 gaps. |