Event: NCCA Norfolk & Suffolk Cup

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Opponent Rating Result
Roy Hughes 2048 1 - 0
Geoffrey R Moore 2119 1 - 0
Martin G Walker 2151 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2373 = (6318 + 400 * (2 - 0)) / 3)

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