Event: Reading-Chess-Championships

Opponent Rating Result
David Johnson 1781 0 - 1
David Johnson 1781 0 - 1
Stella Yu 0 1 - 0
Stella Yu 0 1 - 0
Rohit Keshari 1503 0 - 1
Matthew Hawkins 1448 1 - 0
Ilan G Dwek 1717 ½ - ½
Shruthisriya Ganesh 1462 1 - 0
Sahil Sachdeva 1412 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1323 = (11104 + 400 * (5 - 3)) / 9)

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