Event: Divison 3 - Batley-Meek Memorial Trophy

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Opponent	Rating	Result
Andrew Nettleship	91	½ - ½
Stuart N Bullington	88	0 - 1
Ken M Kay	121	0 - 1
Xiaorui Wang	67	½ - ½
Ron Keenan	121	0 - 1
Dave Cook	110	0 - 1
Michael Snowdon	101	½ - ½
Matthew Atkinson	73	½ - ½

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

-104 = (772 + 400 * (0 - 4)) / 8)