Event: Morpeth U1700 2022-23

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Opponent	Rating	Result
David M Watson	1393	½ - ½
David Crawford	1653
Daniel Graham	1459
Dennis Patterson	1390	½ - ½
Dave L Ramsey	1620
David Simm	1588	½ - ½
David M Watson	1386	1 - 0
David Crawford	1640
Daniel Graham	0
Dennis Patterson	1390	0 - 1
Dave L Ramsey	1594	0 - 1
David Simm	1561	0 - 1

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

1357 = (10302 + 400 * (1 - 3)) / 7)