Event: Hillingdon Div 3

Opponent Rating Result
Lucas Tse-Fong-Tai 1051 1 - 0
Gerry Stonehouse 1179 ½ - ½
William KW Kwoh 1604 1 - 0
Ashley K Anderson 1004 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1510 = (4838 + 400 * (3 - 0)) / 4)

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