Event: John Robinson Trophy

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Opponent Rating Result
Stellio Jerome 1599 1 - 0
Vanik Singh 1620 ½ - ½
Mark BW Waterfield 1929 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1716 = (5148 + 400 * (1 - 1)) / 3)

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