Originally posted by BigDoggProblemThe only utterly infallible way of showing a problem isn't cooked is to run an unpruned search to the correct number of ply. Fritz's mate search does this. However, to search to 23 ply without pruning would take an unbelievably long time.
The composers claimed to have computer-tested it, but Fritz found a cook in 8 moves. The cook was fairly uninteresting, so I withdrew the problem.
Originally posted by XanthosNZIn this case, the composers could have effortlessly found the cook with Fritz9 - it flags 1.Bb2 as #8 after a mere 13 seconds on "Infinite Analysis"! Maybe someone should sell them some better test software.
The only utterly infallible way of showing a problem isn't cooked is to run an unpruned search to the correct number of ply. Fritz's mate search does this. However, to search to 23 ply without pruning would take an unbelievably long time.