Event: Margate 100

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Opponent Rating Result
Michael Davies 89 1 - 0
John L Clarke 98 1 - 0
Colin G Gregory 118 1 - 0
Peter McGill 143 0 - 1
Patrick Burns 166 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

283 = (614 + 400 * (3 - 1)) / 5)

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