Event: Hillingdon Div 1

Opponent Rating Result
David J White 1760 1 - 0
Naavya Parikh 1861 1 - 0
Laith Hayali 1800 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2074 = (5421 + 400 * (2 - 0)) / 3)

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