Event: 4-Board Division 1

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Opponent Rating Result
Kevin Wells 107 ½ - ½
Michael A Pollard 129 0 - 1
Ian Scott 113 1 - 0
Kevin Wells 107 0 - 1
Andrew Reynolds 69 1 - 0
Esmond Harding 74 1 - 0
Steve Tomlinson 89 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

213 = (688 + 400 * (4 - 2)) / 7)

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