Event: Silver Rook

Opponent Rating Result
Nicholas Waite 1443 ½ - ½
Shane Inglis 1713 1 - 0
Pierre De Beco 1580 1 - 0
Stephen Burton 1427 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1841 = (6163 + 400 * (3 - 0)) / 4)

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