Event: Rugeley Championships 2022 Pool A

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Opponent Rating Result
Luke Sullivan 1608 ½ - ½
Luke Sullivan 1608 0 - 1
James Perks 1263 1 - 0
Matthew Carr 1733 ½ - ½
Matthew Carr 1733 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1509 = (7945 + 400 * (1 - 2)) / 5)

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