Event: Hepolite (Rapidplay)

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Opponent Rating Result
Stephen Haggas 1629 ½ - ½
Stephen Haggas 1629 1 - 0
Greg Harding 1815 1 - 0
Greg Harding 1815 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2022 = (6888 + 400 * (3 - 0)) / 4)

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