Event: Region 10 Oxon and Bucks

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Opponent Rating Result
Andy An 1295 1 - 0
Elon Khoo 1810 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1753 = (3105 + 400 * (1 - 0)) / 2)

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Opponent Rating Result
Stephen Lin 1571 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1171 = (1571 + 400 * (0 - 1)) / 1)