Event: Hepolite (Rapidplay)

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Opponent Rating Result
Mark D Crowther 2044 0 - 1
Mark D Crowther 2044 0 - 1
Ian Goater 1460 ½ - ½
Ian Goater 1460 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1652 = (7008 + 400 * (1 - 2)) / 4)

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