Event: MCA Division 2

Opponent Rating Result
Chris Wentworth 1623 1 - 0
Gerard Chandler 0 ½ - ½
Edward A Taylor 1668 ½ - ½
David Al-Daini 1653 1 - 0
Steve Winstanley 1510 0 - 1
Sean Kane 1600 ½ - ½
Ken D Jones 1698 ½ - ½
Ian Paul Stephens 1833 0 - 1
Lee Walls 1630 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1468 = (13215 + 400 * (2 - 2)) / 9)

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