Event: B&DCL Div 1

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Opponent	Rating	Result
Martin J Clancy	1820	½ - ½
Andy Matko	1727	1 - 0
Richard W Ursell	1839	1 - 0
John P Weatherlake	2043	0 - 1
Ian C Clark	1997	½ - ½
Martin J Clancy	1820	0 - 1
Zander Booth	1820	½ - ½
Madison B Bowden	1967	0 - 1

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

1829 = (15033 + 400 * (2 - 3)) / 8)