Event: Division 2

Opponent Rating Result
Nick J Martin 1788 1 - 0
Keith R Ingram 1834 1 - 0
Paul Rowan 1895 ½ - ½
Ed H Goodwin 1846 0 - 1
Nick J Martin 1759 1 - 0
Robert Reynolds 1809 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2022 = (10931 + 400 * (4 - 1)) / 6)

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