Event: Div 5 - P H Charles Trophy

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Opponent Rating Result
Peter T Sharpe 1696 0 - 1
Tom R W Edwards 1516 1 - 0
Sarah L White 1525 1 - 0
Pat Connolly 1577 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1779 = (6314 + 400 * (3 - 1)) / 4)

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