What is the earliest position where black has forced mate in under 10 moves on white to move (and vice versa)? - Quora
What is the earliest position where black has forced mate in under 10 moves on white to move (and vice versa)? - Quora
![Champions Chess Tour on Twitter: ".@DavidHowellGM said this is the most difficult mate in two he had ever seen... then he solved it in like 20 seconds. Can you solve the checkmate Champions Chess Tour on Twitter: ".@DavidHowellGM said this is the most difficult mate in two he had ever seen... then he solved it in like 20 seconds. Can you solve the checkmate](https://pbs.twimg.com/media/FhtggqrXEAAhoIj.jpg)
Champions Chess Tour on Twitter: ".@DavidHowellGM said this is the most difficult mate in two he had ever seen... then he solved it in like 20 seconds. Can you solve the checkmate
![Vertical Castling in Chess? A puzzle that forced FIDE to change the chess rules - Remote Chess Academy Vertical Castling in Chess? A puzzle that forced FIDE to change the chess rules - Remote Chess Academy](https://chess-teacher.com/wp-content/uploads/2022/06/This-Mate-in-2-Puzzle-Forced-FIDE-to-Change-the-Rules-of-Chess-%F0%9F%98%B1.png)