Event: NSDCA Division 4

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Opponent Rating Result
Daniel J McLaren 1350 ½ - ½
Roger Coleman 1207 1 - 0
Gwyn Price 1100 1 - 0
Mark Randell 1195 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1313 = (4852 + 400 * (2 - 1)) / 4)

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