Event: B Division

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Opponent	Rating	Result
David Veress	1539	1 - 0
Neville Barnes	1860	0 - 1
Foivos Patrik Tzortzakos	1971	1 - 0
Robert McLean	2021	½ - ½
Richard A Gavin	1815	1 - 0
Ian D Lamb	1659	1 - 0
Michael I Connor	1760	½ - ½
John Reyes	1639	1 - 0

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

1983 = (14264 + 400 * (5 - 1)) / 8)