Event: WMA Spring League Division 1

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Opponent	Rating	Result
Scott Russell	1645	½ - ½
Ed Osbourn	0	½ - ½
Scott Russell	1645	½ - ½
Ed Osbourn	0	0 - 1

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

723 = (3290 + 400 * (0 - 1)) / 4)