Event: Two West

Opponent Rating Result
Owen Alvares 1810 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1810 = (1810 + 400 * (0 - 0)) / 1)

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Opponent Rating Result
Conrad Allison 1870 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2270 = (1870 + 400 * (1 - 0)) / 1)