Event: 6th Somerset New Year Minor

Opponent Rating Result
Mathew Walne 1498 0 - 1
Peter Ackland 1454 1 - 0
Martyn J Maber 1553 1 - 0
Lana Boztas 1526 0 - 1
Michael P Foss 1502 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1507 = (7533 + 400 * (2 - 2)) / 5)

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