Event: DCL Div 2

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Opponent Rating Result
Tim Joyce 131 0 - 1
Christopher G Webb 124 1 - 0
Frank Fallon 120 ½ - ½
Ron Salinger 105 ½ - ½
Steve Blake 139 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

44 = (619 + 400 * (1 - 2)) / 5)

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