Event: Worcestershire Championship League

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Opponent Rating Result
Daniel M Lambourne 2077 1 - 0
David Spowart 1775 1 - 0
Adrian A Priest 1804 1 - 0
Gavin Cartwright 1889 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2086 = (7545 + 400 * (3 - 1)) / 4)

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