Event: Division 4

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Opponent	Rating	Result
Charlie Cooke	1703	0 - 1
Stephen W Berkley	1761	½ - ½
Bijan Lotfi	0	0 - 1

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

888 = (3464 + 400 * (0 - 2)) / 3)