Event: Division 1

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Opponent	Rating	Result
Anthony Braine	1682	½ - ½
Simon Healeas	1853	½ - ½
Simon Randall	2034	1 - 0

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

1990 = (5569 + 400 * (1 - 0)) / 3)