Event: Fenton Chess Club Individual Championship - Geoff Yates Memorial Trophy

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Opponent Rating Result
Stephen J Emmerton 124 1 - 0
Grenville Cross 130 ½ - ½
T Brian Birchall 125 ½ - ½
Maximilien Launay 140 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

230 = (519 + 400 * (1 - 0)) / 4)

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