Event: South Cheshire Shield

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Opponent Rating Result
Neville Layhe 137 ½ - ½
John R Day 129 ½ - ½
Kenneth J McNulty 135 ½ - ½
Chris Rhodes 111 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

128 = (512 + 400 * (0 - 0)) / 4)

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