Event: Club Championship Bronze Section

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Opponent	Rating	Result
David B Elsey	0	½ - ½
Joshua Kerr	0	½ - ½
Guy Bronze	0	½ - ½
Conner Reynolds	0	0 - 1
Ben Payne	0	0 - 1

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

-160 = (0 + 400 * (0 - 2)) / 5)