Event: South Potteries Rapidplay Championship

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Opponent Rating Result
Railton W Hyde 156 ½ - ½
Alex Richardson 0 0 - 1
Les Hall 0 1 - 0
Julian N Hawthorne 0 0 - 1
Grenville Cross 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

31 = (156 + 400 * (2 - 2)) / 5)

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