Event: Middlesbrough Club Championship

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Opponent Rating Result
Sahil Farooq 1735 0 - 1
Ray Pallister 1580 0 - 1
Aiden Darlow 1364 0 - 1
P Ged Murphy 1541 0 - 1
Andrew Salter 900 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1184 = (7120 + 400 * (1 - 4)) / 5)

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