Event: Division 4 - Under 6000

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Opponent	Rating	Result
James Trenam-Nash	1300	1 - 0
Finn Choules	1200	0 - 1
Rhys Hammond	1082	0 - 1

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

1061 = (3582 + 400 * (1 - 2)) / 3)