Event: SCCU County Championship: U1650

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Opponent	Rating	Result
Michael J Gunn	1633	0 - 1
Wilson Ransome	1590	1 - 0
Zac Welling	1214	0 - 1

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

1346 = (4437 + 400 * (1 - 2)) / 3)