A fun challenge with neat surfaces and some tricky parsing. My favourites were 8ac, 11ac, 12ac, 26ac, and 7dn. Thanks to Brockwell
Listener No 4850, “Counterfeit” by Charybdis
Just over a year since the last Listener puzzle from Charybdis and that was based on the Necker cube. [As of writing, solver and setter blogs for Charybdis Listeners can still be seen … Read more >>