Event: Dudley & District League Div 3

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Opponent	Rating	Result
Luke Barton	1543	0 - 1
Ron Evans	1545	0 - 1
Franklin Hazell	399	1 - 0
Luke Barton	1543	½ - ½
Richard F Collett	1393	1 - 0
Stuart E Wood	1324	½ - ½
Daniel Freckleton	399	0 - 1
Elias Angel	1350	0 - 1

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

1087 = (9496 + 400 * (2 - 4)) / 8)