Event: Riviera U1600 2023

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Opponent Rating Result
Chris A Fraser 1556 0 - 1
Steven E Cawser 1513 ½ - ½
Roger G Waters 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

756 = (3069 + 400 * (0 - 2)) / 3)

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