Event: SCCU County Championship: u2050

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Opponent	Rating	Result
Jerry Anstead	1848	0 - 1
Jonathan Kay	1842	0 - 1
Neil T Davies	1909	½ - ½

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

1600 = (5599 + 400 * (0 - 2)) / 3)