Event: MH Brown Summer League Section 1

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Opponent	Rating	Result
Stephen Crow	1899	0 - 1
Richard O Callis	1684	1 - 0
Andrew Donegan	1415	1 - 0

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

1799 = (4998 + 400 * (2 - 1)) / 3)