Event: Cambs Division 1

Opponent Rating Result
Peter AJ Brown 1998 1 - 0
Peter N Walker 2018 1 - 0
Neil Greenwood 1825 1 - 0
Raymond J Ilett 1928 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2342 = (7769 + 400 * (4 - 0)) / 4)

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