Event: Billingham Synthonia Rapid February 2024

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Opponent Rating Result
Oliver Butterfield 1223 1 - 0
Brian Ellis 1674 ½ - ½
Alexandros Kalyviotis 1717 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1671 = (4614 + 400 * (1 - 0)) / 3)

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