Event: Schofield

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Opponent Rating Result
Jacquie Barber-Lafon 120 0 - 1
Brian Aldwin 85 1 - 0
Thomas J Miner 49 1 - 0
Alan F Webster 70 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

181 = (324 + 400 * (2 - 1)) / 4)

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