Event: Sheffield Chess Centre U1750

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Opponent	Rating	Result
Rishab Cammanchery Krishnan	1398	0 - 1
Mohammed Rohman	1483	1 - 0
David C Dunne	1427	0 - 1
Will Winlow	1427	0 - 1
Kirin Harrington	1341	0 - 1
Pietro Convalle	1458	½ - ½

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

1222 = (8534 + 400 * (1 - 4)) / 6)