Event: 9th South Cheshire Shield

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Opponent Rating Result
Neil Hankey 90 ½ - ½
Oliver Davies 90 0 - 1
Lukasz Michalek 90 0 - 1
Les Hall 90 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-210 = (360 + 400 * (0 - 3)) / 4)

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