Event: Division 1

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Opponent	Rating	Result
Michael J Reddie	1793	0 - 1
Richard R Welford	1901	½ - ½
Chris Lake	1828	0 - 1

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

1574 = (5522 + 400 * (0 - 2)) / 3)