Event: DHCC Late May 2023 Rapidplay

Opponent Rating Result
Joshua Tedder 0 1 - 0
John M Oughton 0 ½ - ½
David Watson 0 1 - 0
Geoffrey D Brown 1750 ½ - ½
Robert Black 0 1 - 0
Craig Chatterton 1650 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

700 = (3400 + 400 * (3 - 1)) / 6)

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