Event: 6-Board Division 2

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Opponent	Rating	Result
Stephen Brown	1495	1 - 0
John Thompson	1518	1 - 0
F Hal Jorna	1630	1 - 0
Edward Stamp	1473	1 - 0

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

1929 = (6116 + 400 * (4 - 0)) / 4)