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
I am the best player in the world, and I am here to prove it.
Robert Fischer 1971
Good players actually use their long-term memory much more than inexperienced players, who use their short-term memory. Good players try to recall patterns.
Magnus Carlsen 2016 2016
Danailov, in his campaign, used the motto – “I know.” One or two months later he said “I am learning.” Three years after, we know that he cannot learn. He gave so many promises, he has done absolutely nothing.
Georgios Makropoulos 2013
Chess…gives students an opportunity to think at a different level.
Dr. Chad Witherspoon 2014
I am fighting for the future of chess, for the integrity of the game I love. Only when it’s clean it can grow.
Garry Kasparov 2014