Event: Hebden Bridge Chess Club Championship 2023

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Opponent Rating Result
Paul Gledhill 1511 1 - 0
Phil Cook 2136 ½ - ½
David Shapland 1958 1 - 0
Pete Leonard 1856 0 - 1
Adam Smith 1623 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1977 = (9084 + 400 * (3 - 1)) / 5)

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