Event: Division 1

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Opponent Rating Result
Bogdan Lalic 230 0 - 1
George Neale 153 1 - 0
Mark Broom 200 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

194 = (583 + 400 * (1 - 1)) / 3)

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Opponent Rating Result
Nicholas H Skinner 153 1 - 0
Matthew Forster 169 1 - 0
John N Sugden 188 1 - 0
Adrian O Pickersgill 166 ½ - ½
Michael C Forster 188 ½ - ½
Paul W O'Brien 128 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

432 = (992 + 400 * (4 - 0)) / 6)