Is there such a thing as a difficult mate in one? - Quora

Quick 1600 - 1700 rating puzzle. I'm saving and sharing flashcards

Positional Puzzles - #1 : r/chess

Endgame puzzle: Find the only move that's winning for black. : r/chess

My second composed puzzle. White to play and mate in 3 : r/chess

Imagine doing the Clash Chess puzzles, and Supercell doesn't give

World Championship Game 6 Mate in 30 - Chess Forums

The Best Mobile Games, According to Reddit

This puzzle is rated 4000 on chess.com and has a 100% fail rate. Black to play and win. Can you solve it? : r/chess

Puzzle from Al-Adli's „Book of Chess“ (842 AD) - white to mate in 3 : r/ chess

Lichess puzzle ratings are completely puzzling. For example this is rated 1813. I would expect a complete novice to solve this. Whereas I've seen mate in 6 with brilliant moves being rated