Event: 2nd Yorkshire Rapidplay Championships - Minor

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Opponent	Rating	Result
Steve Gledhill	1210	1 - 0
Mikhail Kupriyanov	1559	0 - 1
Anant Handa	1237	0 - 1
Rishav Banerjee	1268	0 - 1
Neil Horisk	1267	1 - 0
Scarlett Sanderson	969	0 - 1
Garry Kitchin	1314	½ - ½

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

1146 = (8824 + 400 * (2 - 4)) / 7)