Chess Tactics: Study 1 - Mate in 2 - TheChessWorld
no computers - Another Easy Mate in 1 - Puzzling Stack Exchange
Hard Chess Puzzle # 0028
Chess.com on Twitter: "This mate in four is rated an insane 3952 by our puzzle algorithm. Can you solve it? 🤔 White to move. https://t.co/Z5gq4457gR" / Twitter
Checkmate in 1 puzzle for beginners - Chess Forums - Chess.com
What is the most difficult "mate in 1" in the world? : r/chess