Event: Brentwood Chess Club Championship 2021-22

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Opponent	Rating	Result
Max P Pert	1788	0 - 1
Colin L Ellis	1495	1 - 0
David D'Cruz	1390	1 - 0

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

1691 = (4673 + 400 * (2 - 1)) / 3)