Quite a simple problem for two such famous composers, but crystal clear in idea and construction. It was dedicated to another all-time great, Siegfried Brehmer, for his 75th birthday.
The solution will appear here on Friday 13th March 2026.
1.Bc6 contains no threat but prepares to pin the d5 pawn. The two main replies lead to a reciprocal change of mates after bishop defences.