Event: Northamptonshire Silver King League Division 1

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Opponent	Rating	Result
Steve Walpole	1802	1 - 0
Martin Crichton	1965	½ - ½
Antonio Mura	1750	1 - 0

performance = (sum(opponents ratings) + 400(wins-losses)) / games

2106 = (5517 + 400 * (2 - 0)) / 3)