Event: Autumn OTB Division 3

Opponent Rating Result
David Stuttard 1825 0 - 1
Jeremy F Peach 1510 0 - 1
David Harris 1315 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1417 = (4650 + 400 * (1 - 2)) / 3)

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