Event: Division B

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Opponent Rating Result
Nicholas Bishop 130 ½ - ½
Gareth Ellis 139 ½ - ½
T Ben O'Rourke 120 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

130 = (389 + 400 * (0 - 0)) / 3)

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Opponent Rating Result
Robert Tinton 124 ½ - ½
John Morgan 74 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

299 = (198 + 400 * (1 - 0)) / 2)