Event: Rapidplay - Under 7000

Opponent Rating Result
Richard Brenton 1513 1 - 0
Michael Piper 1479 1 - 0
S Piper 1749 0 - 1
Richard Brenton 1513 0 - 1
Michael Piper 1479 1 - 0
S Piper 1749 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1714 = (9482 + 400 * (4 - 2)) / 6)

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