Event: Yorkshire Blitz

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Opponent	Rating	Result
Greg T Eagleton	2109	0 - 1
John A Light	1381	0 - 1
James Kennedy	1161	1 - 0
Alex Rawse	1471	1 - 0
Dale H Cullum	1896	1 - 0
Ben S Rich	1927	0 - 1
Charlie Wainwright	1785	0 - 1
Ethan Gaffney	1492	1 - 0
Carlo Cavaliere	1765	0 - 1
Steve Collins	1434	0 - 1

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

1562 = (16421 + 400 * (4 - 6)) / 10)