Event: MCA Division 4

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Opponent	Rating	Result
Alan Kelly	1462	½ - ½
Bob Steele	1483	1 - 0
Shay Hanlon	0	0 - 1
Tony Egerton	1549	½ - ½
Chris Kaye	1542	0 - 1
Alan Kelly	1462	½ - ½
Brian D Corner	1482	½ - ½
Shay Hanlon	0	0 - 1
Sean Kane	1628	0 - 1
David McKee	1497	0 - 1
Charles J Fletcher	1536	½ - ½

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

1095 = (13641 + 400 * (1 - 5)) / 11)