Event: BCL Division 1

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Opponent Rating Result
Stephen C Ledger 2125 0 - 1
Eoin Tweeddale 2049 0 - 1
Adrian MS Matthews 1809 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1728 = (5983 + 400 * (0 - 2)) / 3)

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