Event: Wallington Rapidplay

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Opponent Rating Result
Luke Glinton 1521 1 - 0
Daniel J Young 2023 ½ - ½
Melissa Keyzor 1700 1 - 0
Peter D Lalic 2152 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1949 = (7396 + 400 * (2 - 1)) / 4)

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