Event: Dons Christmas Allegro

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Opponent	Rating	Result
David A LeMoir	2188	0 - 1
Alexander New	1766	0 - 1
John A Wood	1983	0 - 1

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

1579 = (5937 + 400 * (0 - 3)) / 3)