Event: Brewood Chess Circle Club Championship

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Opponent	Rating	Result
David Blower	1539	½ - ½
Andrew Phillips	1517	½ - ½
John Sewell	1488	½ - ½
Thomas Binns	1392	1 - 0
Paul Wright	1878	0 - 1

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

1563 = (7814 + 400 * (1 - 1)) / 5)