Event: 6-Board Division 1

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Opponent	Rating	Result
J Gerry Johnstone	119	½ - ½
Joe Varley	156	0 - 1
Stephen Crow	150	½ - ½

performance = (sum(opponents ratings) + 400(wins-losses)) / games

8 = (425 + 400 * (0 - 1)) / 3)