Event: 4-Board Division 2

Opponent Rating Result
Michael A Pollard 1646 ½ - ½
Nick Colley 1434 ½ - ½
Paul GE Carter 1689 ½ - ½
David J Gibson 1541 ½ - ½
Lucas Lamplough 1000 1 - 0
PE Hanson 1200 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1552 = (8510 + 400 * (2 - 0)) / 6)

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