Event: SCCU County Championship: U2050

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Opponent	Rating	Result
David E Clear	1990	½ - ½
Jerry Anstead	1955	½ - ½
Colin Mackenzie	2015	½ - ½

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

1987 = (5960 + 400 * (0 - 0)) / 3)