Event: 4th Simon Bartlett Memorial Major

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Opponent Rating Result
Harvey Cooper 1767 0 - 1
Ronnie Burton 1811 1 - 0
Martin J Clancy 1824 0 - 1
Yasser Tello 1913 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1729 = (7315 + 400 * (1 - 2)) / 4)

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