Event: Division 1

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Opponent	Rating	Result
Luke E Rutherford	2204	0 - 1
Mark Broom	2137	½ - ½
Paul J Kelly	1946	0 - 1

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

1829 = (6287 + 400 * (0 - 2)) / 3)