Event: Division B

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Opponent Rating Result
Parshottambhi D Patel 1320 ½ - ½
Peter Hurn 1560 0 - 1
Neil Treadwell 1536 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1472 = (4416 + 400 * (1 - 1)) / 3)

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