Event: Division 2

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Opponent	Rating	Result
Laurence A Cornhill	1854	½ - ½
Herbert Lockwood	1695	0 - 1
Ewen Miller	1855	0 - 1
Martin Mogyorosy	0	0 - 1
Robert A Maltby	1602	½ - ½
Howard Brears	1610	1 - 0
Rafal Rogowski	1698	0 - 1
James Reid	1637	½ - ½

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

1344 = (11951 + 400 * (1 - 4)) / 8)