Event: Individual Quickplay

Opponent Rating Result
Danny Radford 1307 1 - 0
Robert Starley 2128 0 - 1
Samson Ghasemi 1351 0 - 1
Martin Jordan 1410 0 - 1
John L Clarke 1361 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1271 = (7557 + 400 * (1 - 4)) / 5)

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