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

What are some of the toughest chess puzzles? - Quora

Can I include chess moves in my novel? How? - Quora

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

What is the hardest mate-in-2 puzzle? - Quora

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

What is the definition of 'trading pieces' in chess? - Quora

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

What is a chess position that looks absolutely lost but actually isn't? - Quora

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

Is it possible to win a chess game without either moving your queen and without losing any pieces? - Quora

Excluding anything computerised, what is the hardest puzzle, or game you have ever tried? - Quora

Mate in 4 chess puzzles – Solve Chess Problem in Four Moves

In a game of chess, if for every white move, black makes two consecutive moves, then can we have a winning strategy for black? - Quora