Event: Rapidplay 2022-23 all-play-all

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Opponent Rating Result
Thomas Lynn 1670 1 - 0
Thomas Lynn 1670 1 - 0
Robert McDonald 1814 1 - 0
Robert McDonald 1814 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2142 = (6968 + 400 * (4 - 0)) / 4)

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