Event: Open-Rapid-play

Opponent Rating Result
Cory S Hazlehurst 2074 1 - 0
Golam S Ali 1832 ½ - ½
Cory S Hazlehurst 2074 1 - 0
Golam S Ali 1832 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2153 = (7812 + 400 * (2 - 0)) / 4)

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