Event: Margate 100

Opponent Rating Result
Peter McGill 1825 0 - 1
Roy F Dawson 1194 1 - 0
Keith C Findley 1638 ½ - ½
Clive J Le Baigue 1548 ½ - ½
Joseph Morris 1310 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1423 = (7515 + 400 * (1 - 2)) / 5)

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