![White to mate in 549 (Prompt: there is a knight underpromotion on the 6th move). This is the longest possible forced mate in 7 or less pieces endgames. It was calculated by White to mate in 549 (Prompt: there is a knight underpromotion on the 6th move). This is the longest possible forced mate in 7 or less pieces endgames. It was calculated by](https://preview.redd.it/white-to-mate-in-549-prompt-there-is-a-knight-v0-qe6dsbg7z1q81.jpg?width=640&crop=smart&auto=webp&s=4392cf231507d490d6c3062d41bf71956763c171)
White to mate in 549 (Prompt: there is a knight underpromotion on the 6th move). This is the longest possible forced mate in 7 or less pieces endgames. It was calculated by
![2 players blunder away wins at 2022 FIDE Candidates Tournament in a round of huge missed opportunities - Dot Esports 2 players blunder away wins at 2022 FIDE Candidates Tournament in a round of huge missed opportunities - Dot Esports](https://dotesports.com/wp-content/uploads/wp-content/uploads/2022/06/22142330/image-117.png)
2 players blunder away wins at 2022 FIDE Candidates Tournament in a round of huge missed opportunities - Dot Esports
![What is the longest possible forced mate sequence with K - K + Q on the board? I managed to find a #10 at most but I suspect that you can get What is the longest possible forced mate sequence with K - K + Q on the board? I managed to find a #10 at most but I suspect that you can get](https://preview.redd.it/what-is-the-longest-possible-forced-mate-sequence-with-k-k-v0-bqx0v52g8m691.png?width=640&crop=smart&auto=webp&s=82e4af57d1559b276e7a1561c3b4af589843dcc6)
What is the longest possible forced mate sequence with K - K + Q on the board? I managed to find a #10 at most but I suspect that you can get
![What is the longest possible forced mate sequence with K - K + Q on the board? I managed to find a #10 at most but I suspect that you can get What is the longest possible forced mate sequence with K - K + Q on the board? I managed to find a #10 at most but I suspect that you can get](https://i.redd.it/40xevk8edk991.jpg)