Event: Division 4B

Opponent Rating Result
Charles Higenbottam 1319 1 - 0
S J Quigley 0 1 - 0
Brandon Curtis 1389 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1303 = (2708 + 400 * (3 - 0)) / 3)

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