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
When I am White I win because I am White. When I am Black I win because I am Bogoljubov.
Efim Bogoljubov
Chess is a foolish expedient for making idle people believe they are doing something very clever, when their are only wasting their time.
Bernard Shaw
Everything is very concrete nowadays. The computer often gives unnatural moves which are correct, but sometimes hard to remember. You know a line is correct, but then your forget something and lose terribly.
Daniel Stellwagen 2010
I never make mistakes in chess, I only have hallucinations!
Vlastimil Hort 1987
When I saw MVL’s position, it is like a football match where you’re 3:0 down, with two minutes to go and you’re down to 10 men!
Lev Aronian 2016