Event: Division 2

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Opponent	Rating	Result
Andrew SJ Fleming	0	½ - ½
John D Kimber	1830	1 - 0
Eric Granzelius	1830	½ - ½

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

1353 = (3660 + 400 * (1 - 0)) / 3)