Event: Senior School House Chess Competition

Opponent Rating Result
Richard Lee 1484 0 - 1
Ethan Wood 1383 0 - 1
Senith Gunarathne 1785 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1151 = (4652 + 400 * (0 - 3)) / 3)

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