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
The blunders are all there on the board, waiting to be made.
Savielly Tartakower
It’s always better to sacrifice your opponent’s men
Savielly Tartakower
When I play well, I don’t win!
Maxime Vachier Lagrave 2017
The winner of the game is the player who makes the next-to-last mistake.
Savielly Tartakower
” The essence of chess is thinking about what chess is.”
David Bronstein