Event: Dave Luckin Trophy

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Opponent	Rating	Result
Stephen T Welch	1457	½ - ½
Brian N Allan	1551	½ - ½
Owen Alvares	1763	0 - 1

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

1457 = (4771 + 400 * (0 - 1)) / 3)