Event: Division Three

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Opponent Rating Result
Iulian Vaduva 1687 0 - 1
Michael WA Hoare 1650 ½ - ½
Tony Shaw 1686 ½ - ½
Simon Lloyd 1350 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1593 = (6373 + 400 * (1 - 1)) / 4)

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