Event: Church Street Cup

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Opponent Rating Result
Michael Adderley 1765 0 - 1
Mark T Priest 1416 0 - 1
Edward Lightfoot 1221 1 - 0
Bernard Price 1875 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1369 = (6277 + 400 * (1 - 3)) / 4)

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