Event: NCCA League Division 3

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Opponent	Rating	Result
Graham R Jones	1487	0 - 1
David B Elsey	1362	1 - 0
Henry Lin	1350	0 - 1

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

1266 = (4199 + 400 * (1 - 2)) / 3)