Event: Ipswich Chess Club Championship

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Opponent	Rating	Result
Conor Hickey	1450	0 - 1
Adam Wilson	1417	0(def) - 1
Alonso Paez	1602	0(def) - 1

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

1050 = (1450 + 400 * (0 - 1)) / 1)