Double Dummy Corner


Problem 320

composed by Wim van der Zijden with Hugh Darwen, 1988


♠ K87



♣ Q32

♠ 96



♣ J

♠ A10543



♣ K864

♠ QJ2



♣ A10975

South is in six no-trumps, which cannot be made.
Which exchanges of (a) a red queen with the ten of the same suit or (b) an eight held by North with the nine of the same suit, allow South to make the contract?  Analyse each of the four cases.

To send me your solution, click here.

Successful solvers to date:  Dick Yuen, Jean-Marc Bihl

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        Hugh Darwen, 2003

Date last modified: 18 February, 2018