A combination of vertical and horizontal cylinder boards, used for Fairy Problem, so that not only do the a- and h-files adjoin, but also the 1st and 8th rank, and the board has no edges at all. It is sometime diagrammed without edges.
ECHESSPEDIA
Quotes of the Day
I still think people can learn at any age – I’m actually sure about that. It’s just that the ceiling is lower for how far you want to go.
Magnus Carlsen 2016
Every chessmaster was once a beginner.
Irving Chernev
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 is a sport. A violent sport.”
Marcel Duchamp
Thank the stars that I have been banned by FIDE so it is very clear I have nothing to do with this mess…
Garry Kasparov 2015