Event: Division Four

Opponent Rating Result
Derek A Stockhall 121 ½ - ½
Roger Ball 112 1 - 0
Edward Ng 137 0 - 1
Ian Ellis 133 ½ - ½
Michael Share 130 ½ - ½
Paul J Evans 124 1 - 0
John Foxall 132 0(def) - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

193 = (757 + 400 * (2 - 1)) / 6)

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