A tricky puzzle from my latest game: mate in 1 : r/AnarchyChess

i'm a relatively new player. how is this not checkmate? chess.com didn't recognize it as mate and my opponent was stumped and ran down the clock : r/ AnarchyChess

White to move, Mate in 1 (Hint: use obi-pawn) : r/AnarchyChess

Mate in one! no tricks. White move : r/chess

PUZZLE: White to mate in one. : r/AnarchyChess

White to play, mate in 2. (very difficult) : r/AnarchyChess

This puzzle a master showed me today. Can you find the mate in 2? : r/chess

Black To Move - Mate in 7 : r/chess

You opened this can of horses, now lie in it : r/AnarchyChess

Black to move and mate in 1. The shortest forced mate ever found : r/ AnarchyChess