Event: WMA Spring League Division 2

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Opponent	Rating	Result
John Mildenhall	70	0 - 1
John Foxall	70	½ - ½
Ed H Goodwin	70	½ - ½
Tony Shaw	70	½ - ½
John Green	70	1 - 0
Siva Boyalakuntla	56	1 - 0
John Mildenhall	70	½ - ½
John Foxall	70	½ - ½
Ed H Goodwin	70	1 - 0
Tony Shaw	70	1 - 0
John Green	70	1 - 0
Siva Boyalakuntla	56	1 - 0

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

234 = (812 + 400 * (6 - 1)) / 12)