Event: Hepolite (Rapidplay)

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Opponent Rating Result
Graeme Hall 1750 0 - 1
Graeme Hall 1750 0 - 1
Andrew Morris 706 1 - 0
Andrew Morris 706 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1228 = (4912 + 400 * (2 - 2)) / 4)

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