Event: Knock-Out Cup

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Opponent Rating Result
Bernard Visgandis 1398 1 - 0
Nigel W Morris 1603 1 - 0
David Filer 1570 1 - 0
Ed H Goodwin 1848 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1905 = (6419 + 400 * (3 - 0)) / 4)

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