composed by Adrian Putley and Richard Granville, 1975
the most difficult problem of all time
South to make five no-trumps against any defence.
To send me your solution, click here.
Successful solvers to date: Jean-Marc Bihl becomes only the second person (after myself, in 1975) to solve this one correctly. The two composers failed because they thought a diamond lead, ducked by East, would defeat the contract! Kunal Sengupta then cracked it in March 2007 and Sebastian Nowacki joined this élite band on the last day of 2010.
© Hugh Darwen, 2002
Date last modified: 11 March, 2017