Event: Division 3 - Batley-Meek Memorial Trophy

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Opponent Rating Result
Andrew P Baxter 0 1 - 0
Peter Morton 0 1 - 0
James S Barker 0 ½ - ½
Ewan Cormack 170 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

143 = (170 + 400 * (2 - 1)) / 4)

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