Event: HDCA Summer League Section 1

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Opponent	Rating	Result
Michael A Pollard	133	1 - 0
Colin W Field	87	1 - 0
Stephen Garner	88	1 - 0

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

503 = (308 + 400 * (3 - 0)) / 3)