Event: Summer League Division 1

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Opponent Rating Result
Jim Davis 1887 1 - 0
Martin Pettinger 1900 ½ - ½
Paul Wheatley 1793 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2127 = (5580 + 400 * (2 - 0)) / 3)

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