Event: Division 4

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Opponent	Rating	Result
Doug M Bonn	1547	1 - 0
Thomas Ewart	1404	0 - 1
Geoffrey L Bishop	1631	0 - 1
Cecil Sloan	1648	½ - ½
David Hamilton	1477	0 - 1
Simon J Watson	1337	1 - 0
Nadim Osseiran	1218	1 - 0
Chad Green	1614	½ - ½

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

1485 = (11876 + 400 * (3 - 3)) / 8)