Event: Norfolk Team Blitz-Championship

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Opponent	Rating	Result
Ken B McEwan	2125	0 - 1
Martin G Walker	2167	0 - 1
Sam Gallant	1600	0 - 1
Stephen LA Orton	2027	0 - 1
Senthil Murugan Palaneappan	1956	1 - 0
Yuming Bian	1333	1 - 0
John R Wickham	1743	1 - 0

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

1793 = (12951 + 400 * (3 - 4)) / 7)