I'm interested in extremely difficult retros.....

Originally posted by SwissGambit
[fen]Nrbb4/qprp3p/PpQK1p1P/RRpp4/Brk2P2/B1P5/1PP5/1N6 w[/fen]
Release the position

well, you wanted a really tough puzzle. i guess now you're on your own 😉

from what i see, its about unlocking all those other pieces, like the white knight. but im not good at these, so i dont know.

Originally posted by David113
Surely I'm missing something very simple. Why can't the move f7-f6 be retracted immediately, and the wK extracted?

Originally posted by SwissGambit
Fell at the first hurdle?