Event: League Division Three

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Opponent	Rating	Result
Margarita Nasibova	1535	1 - 0
Musharof Munna	0	½ - ½
Christopher Badley	1422	½ - ½
Bernard Visgandis	1443	1 - 0
David Filer	1623	½ - ½
Terry F Clay	1264	½ - ½
Harvey Monroe	1549	½ - ½

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

1377 = (8836 + 400 * (2 - 0)) / 7)