A chess problem, in which both Kings are mated, having usually two help-mate solutions. In one solution Black plays first and helps White to mate the Black King. In another solution White plays first and helps Black to mate the White King.
ECHESSPEDIA
Quotes of the Day
Preparation for a world championship was always an arms race, in previous times with books, then with seconds, today with computers.
Vishy Anand 2008
The main thing is that you’ve got to keep on studying however old you are. You can’t just rely on your capital, so you have to try and keep up, and that is a difficult task.
Nigel Short 2016
What’s been bothering me is not that I haven’t won tournaments, but that I haven’t played very well.
Magnus Carlsen 2017
I detest the endgame. A well-played game should be practically decided in the middle-game!
David Janowski
Peter Svidler clearly needs to be more ambitious and take more risk. 12 draws out of 14 games, I mean, come on, that’s not a Champion’s attitude there!
Anish Giri