Event: D&DCL Cup QP

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Opponent	Rating	Result
Andrew Stevens	1945	½ - ½
David J Pickering	1830	1 - 0
Daniel Blumenow	1663	1 - 0
Peter JE Ackley	2100	½ - ½

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

2085 = (7538 + 400 * (2 - 0)) / 4)