Event: NSDCA Division 4

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Opponent Rating Result
Finley Thomas 1284 1 - 0
Peter Hiscock 1213 1 - 0
Jay Swann 1272 1 - 0
Malcolm Green 1250 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1655 = (5019 + 400 * (4 - 0)) / 4)

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