Event: Bob Burns 2019

Opponent Rating Result
Ian Jewsbury 124 1 - 0
Mike Bramson 162 ½ - ½
John K Holliday 139 1 - 0
M Younis Quereshi 164 ½ - ½
Peter D Rooney 184 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

235 = (773 + 400 * (2 - 1)) / 5)

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