Event: Thornaby Junior Chess Open Under 18

Opponent Rating Result
Michael Leathley 824 1 - 0
George Butterworth 1099 ½ - ½
Katherine Myers 966 1 - 0
Josh Fisher 1260 0 - 1
James Mann 1222 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1234 = (5371 + 400 * (3 - 1)) / 5)

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