Event: 4-Board Division 1

Opponent Rating Result
Christopher J Harris 1438 1 - 0
Olegs Dukalevs 1720 1 - 0
John E Sugden 1523 1 - 0
Hussam Al Haidar 1506 1 - 0
Ian Scott 1560 1 - 0
Thomas L Hackett 1727 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1912 = (9474 + 400 * (5 - 0)) / 6)

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