Event: 3rd Chess Centre Rapid U1750

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Opponent	Rating	Result
Daniel Meredith	1491	0 - 1
Robert Mills	1191	0 - 1
Amir Ali	0	1 - 0
Ehsaan Ali	1080	0 - 1
Richard Lunt	1444	0 - 1

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

801 = (5206 + 400 * (1 - 4)) / 5)