Event: 5th Simon Bartlett Memorial Open

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Opponent Rating Result
Alan K Punnett 2133 1 - 0
Stephen J Homer 2088 1 - 0
Bao Nghia Dong 2368 1 - 0
Keith C Arkell 2443 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2558 = (9032 + 400 * (3 - 0)) / 4)

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