Event: Rapidplay Pool A

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Opponent	Rating	Result
Rasike Attanayake	1700
Rasike Attanayake	1700
Geoffrey Cooper	1517
Geoffrey Cooper	1517
Leslie J Crane	1726	0 - 1
Leslie J Crane	1726	0 - 1
Ray Descombes	1288
Ray Descombes	1288
Alexandr Pereslavtsev	1972
Alexandr Pereslavtsev	1972
Andrew E Robertson	1948	0 - 1
Andrew E Robertson	1948	0 - 1
Ian P F Smith	1561
Ian P F Smith	1561

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

1437 = (7348 + 400 * (0 - 4)) / 4)