Event: League Division 1

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Opponent	Rating	Result
Warren B Dennison	1946	½ - ½
James W Hunt	0	½ - ½
Mark W Rogerson	2061	0 - 1
James Bradberry	0	½ - ½
Paul Howden	1666	1 - 0
Frank T Sheldrick	1696	1 - 0
Paul Brencher	1995	0 - 1

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

1338 = (9364 + 400 * (2 - 2)) / 7)