Event: Division 2 - Weston Trophy

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Opponent	Rating	Result
Phil Griffiths	162	½ - ½
Gerald D Fletcher	0	½ - ½
Oliver Graham	152	0 - 1
Danny Dawson	143	½ - ½
Norman A Wragg	144	½ - ½
Chris G Willey	140	1 - 0
Samuel Willat	0	1 - 0
Tim Humphries	153	1 - 0

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

212 = (894 + 400 * (3 - 1)) / 8)