Event: 4th Cornwall Spring Minor

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Opponent Rating Result
Colin J Gardiner 1350 ½ - ½
Tony Lopez 1349 0 - 1
Kamar Talab 1101 1 - 0
Ben Barnett 1312 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1178 = (5112 + 400 * (1 - 2)) / 4)

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