Event: NSDCA Division 2

Opponent Rating Result
Chris P Hankey 1758 ½ - ½
George Bulbeck 1544 1 - 0
David P Price 1666 1 - 0
Railton W Hyde 1748 ½ - ½
Caroline L Mountford 1602 1 - 0
Neville Layhe 1638 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1926 = (9956 + 400 * (4 - 0)) / 6)

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