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Event: U2000 2nd Chess Centre Rapid

Opponent Rating Result
Roger Greatorex 1716 1 - 0
Ewan Kershaw 1896 0 - 1
Nathan Madzia 1696 0 - 1
Edmund Whelan 1598 1 - 0
Talakalukoppa Amarnath 1658 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1633 = (8564 + 400 * (2 - 3)) / 5)

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