Event: Hepolite (Rapidplay)

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Opponent Rating Result
Dave Sykes 1515 ½ - ½
Dave Sykes 1515 ½ - ½
Bartoz Przewiezlikowski 0 0 - 1
Bartoz Przewiezlikowski 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

758 = (3030 + 400 * (1 - 1)) / 4)

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