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
It’s always better to sacrifice your opponent’s men
Savielly Tartakower
Drawing general conclusions about your main weaknesses can provide a great stimulus to further growth.
Alexander Kotov
Every chessmaster was once a beginner.
Irving Chernev
I think I would beat Tal pretty easily. Fischer would be more difficult, but I think I could beat him too.
Magnus Carlsen
Maybe I had something of Capablanca. Why should I prepare when I have ideas?
Svetozar Gligoric 1989 NIC