Event: Spring OTB U1451 Rapid

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Opponent	Rating	Result
Daniel McGlashan	1400	0 - 1
Alexander Burke	1350	0 - 1
(John) Jack Donegan	1382	0 - 1
Daniel McGlashan	1400	1 - 0
(John) Jack Donegan	1382	0 - 1
Alexander Burke	1350	0 - 1

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

1111 = (8264 + 400 * (1 - 5)) / 6)