Event: 4 Board League A

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Opponent	Rating	Result
Paul Budahazi	1425	1 - 0
Les Johnson	1714	1 - 0
Mark McGinty	1591	1 - 0

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

1977 = (4730 + 400 * (3 - 0)) / 3)