Event: Summer League Division 2

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Opponent Rating Result
Mark Watson 0 1 - 0
Eric McKenna 1390 ½ - ½
Mick McManus 1630 1 - 0
Les P Day 1588 1 - 0
James Luong 1853 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1532 = (6461 + 400 * (3 - 0)) / 5)

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