Event: Spring OTB Division 1

Opponent Rating Result
Lee P Kay 1957 ½ - ½
Nicholas MS Barnaby 1961 0 - 1
Hope Mkhumba 2074 ½ - ½
Aidan M Rawlinson 2234 1 - 0
Mitchell R Burke 2112 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2148 = (10338 + 400 * (2 - 1)) / 5)

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