Event: Division 1

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Opponent	Rating	Result
T Noel Stewart	1793	0 - 1
Martina Flint	1930	0 - 1
Arron Barker	1945	0 - 1

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

1489 = (5668 + 400 * (0 - 3)) / 3)