Event: Division 4

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Opponent	Rating	Result
Francis Roe	1562	0 - 1
Richard Dyce	1502	0 - 1
Alastair Young	1359	0 - 1

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

1074 = (4423 + 400 * (0 - 3)) / 3)