Event: NSDCA Division 3

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Opponent	Rating	Result
Martin J Chadwick	1297	1 - 0
Mycle Scheuer	1467	0 - 1
S Ali Arshad	1181	1 - 0
James Marshall	1495	1 - 0
Paul Shelley	1429	1 - 0
Harley West	1350	½ - ½
Mohammed Farah	1268	0 - 1
James Marshall	1511	0 - 1

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

1425 = (10998 + 400 * (4 - 3)) / 8)