Event: Finchley Cup 2021-22

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Opponent	Rating	Result
Rithul Jayakumar	1009	0 - 1
Rithul Jayakumar	1009	1 - 0

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

1009 = (2018 + 400 * (1 - 1)) / 2)