Event: Div 2 - Weston Trophy

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Opponent	Rating	Result
Andrew Allen	1826	½ - ½
Hashim Tuffaha	1504	½ - ½
David Watson	1752	½ - ½
Richard E Desmedt	1789	0 - 1
Kevin R Marshall	1757	0 - 1

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

1566 = (8628 + 400 * (0 - 2)) / 5)