Event: Minor KO 2021/22

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Opponent	Rating	Result
Chris M Strong	1778	0 - 1
Grant Daly	1632	½ - ½
Olly Blackford	1648	0 - 1
John G Paton	1553	0 - 1

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

1353 = (6611 + 400 * (0 - 3)) / 4)