Black to play and mate in 4 : r/chess

First zugzwang mate to occur in one of my games. Black to move and mate in 2 : r/chess

Black to play and mate in 4 : r/chess

How to win Chess in 4 moves!

Radicaln Marble Chess Set 15 Inches Black and White Handmade Chess Sets Game - 1 Chess Board & 32 Chess Pieces - Smart Chess Board Outdoor Games for Adults & Family : Toys & Games

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I didn't see the mate in 4 and I lost, black to play : r/chess

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The Chess Files: Mate in 2, 3 or 4? – The U.S. Chess Trust

Satisfying mate in 4. Black to move. : r/chess

Mate in 4. Black to move. : r/chess

Black to play and mate in 4 : r/chess

Mate in 4 moves puzzles 1 to 10