Event: SCCA Division 3 19/20

Opponent Rating Result
Hugo Smith 104 0 - 1
Michael GC Spalding 100 0 - 1
Phil Mortonson 99 1 - 0
John Price 107 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

3 = (410 + 400 * (1 - 2)) / 4)

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