Event: Ladder (Rapid)

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Opponent	Rating	Result
Jan Balogh	168	½ - ½
Jay Magpuyo	140	1 - 0
Steve Lovell	152	1 - 0
James Pack	159	1 - 0
Mark R Le-Vine	202	½ - ½
Jan Balogh	168	1 - 0
Z Zia Mohammed Quader	161	1 - 0
James Pack	159	1 - 0
Robert L Jones	146	1 - 0

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

473 = (1455 + 400 * (7 - 0)) / 9)