Event: Reading-Chess-Open

Opponent Rating Result
Alfie Smith 1312 1 - 0
Samuel Vanstone 1329 0 - 1
Krishvin Sureshkumar 1273 1 - 0
Aashi Aggarwal 997 0 - 1
Sajjad Raja 824 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1227 = (5735 + 400 * (3 - 2)) / 5)

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