Event: Norfolk Team Blitz-Championship

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Opponent	Rating	Result
William Bradley	1507	1 - 0
Jaden Jermy	2101	0 - 1
Martin G Walker	2167	0 - 1
David J Twitchell	1877	1 - 0
Paul P Smith	2081	½ - ½
Senthil Murugan Palaneappan	1956	0 - 1
Joseph Grant	1780	0 - 1

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

1810 = (13469 + 400 * (2 - 4)) / 7)