Event: Norman Ellis

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Opponent Rating Result
Jael J de Sousa Muachikape 132 1 - 0
Randolph E Donahue 146 1 - 0
Frank T Sheldrick 146 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

541 = (424 + 400 * (3 - 0)) / 3)

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