What is the hardest mate-in-3 puzzle? - Quora

What is the hardest mate-in-4 puzzle? - Quora

What is the hardest mate-in-3 puzzle? - Quora

What is the hardest mate-in-3 puzzle? - Quora

In chess, could the king kill other pieces, no matter if it is checked or not? - Quora

What is the hardest mate-in-3 puzzle? - Quora

Hardest mate in 3 I've ever encountered. White to play. : r/chess

What is the fork maneuver with bishop and knight in Chess? - Quora

What's the riskiest sacrifice you've pulled off in chess? - Quora

Is it possible to win a game of chess without capturing any pieces? - Quora

Easy puzzle for beginners (Soviet Chess Primer): White to move and win : r/chess