A term used in chess composition or chess solving. It means that every piece must contribute towards the solution, through not necessarily in the main line.
ECHESSPEDIA
Quotes of the Day
Chess is a game by its form, an art by its content and a science by the difficulty of gaining mastery in it. Chess can convey as much happiness as a good book or work of music can. However, it is necessary to learn to play well and only afterwards will one experience real delight.
Tigran Petrosian
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
Some people think that if their opponent plays a beautiful game, it’s okay to lose. I don’t. You have to be merciless.
Magnus Carlsen
Chess politic is not my dream, but I will be happy when we start to change things and organize a better chess life in the world.
Anatoly Karpov 2010
Never felt more like singin’ the blues, cos I never thought that I’d ever lose…
Vladimir Kramnik 2017