Event: Division B

Opponent Rating Result
Mark R A Murrell 1854 1 - 0
Olu Olulode 2135 1 - 0
Fred Collins 1708 1 - 0
Paul R Barclay 1814 1 - 0
Colin R Ramage 1891 ½ - ½
Attila Malinik 1851 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2142 = (11253 + 400 * (4 - 0)) / 6)

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