Event: TCL Division 1

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Opponent	Rating	Result
Nick J Butland	150	1 - 0
James Schofield	156	1 - 0
Wilfred RP Taylor	136	1 - 0

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

547 = (442 + 400 * (3 - 0)) / 3)