Bug: Mate in 1 puzzle is not - Chess Forums

Doing puzzles with kind set to "Mate in 1" I got this puzzle: and as can be seen in the self analysis, it is not a mate in 1

Chess Exerciser on Steam

What kinds of unconventional chess problems exist? - Chess Stack Exchange

Bug in Lesson - Chess Forums

How is this not a check mate? genuinely confused - Chess Forums

Chess variants and 3D chess

Chess Small Portable Magnetic Travel Set Size Medium 5.8

Mate in 1 move puzzles 1 to 10

Chess - Play & Learn on the App Store

Stalemate lesson in Chess Basics not getting marked as completed • page 1/1 • Lichess Feedback •

Penrose' Chess problem

Hardest Chess Puzzle Ever ? - Chess Forums

Double-King Chess puzzle - Chess Forums