Event: Major Championship

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Opponent Rating Result
Victor J Brown 0 ½ - ½
Albie Tucker 0 1 - 0
Lawrence F Hayden 1643 0 - 1
Jet Ajimal 1620 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

716 = (3263 + 400 * (1 - 2)) / 4)

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