A fairy chess piece invented by John Driver in 1966 that move like a Queen but must always begin or end a move at the edge of the board. The piece is represented on diagrams by a Queen that has been rotated one quarter-turn anti-clockwise.
ECHESSPEDIA
Quotes of the Day
This one hour allows me to put the problem into the background and then, when I come back, I am much more rational and less emotional about the particular problem and I can think better about it.
G. Borg 2016
Preparation for a world championship was always an arms race, in previous times with books, then with seconds, today with computers.
Vishy Anand 2008
I think that ACP is a small clique, which gives power to more cliques.
Nigel Short 2016
We lost the crowns of World Champions, it is sad, of course. But if you look at the rating list of top 100 players, Russia is still dominating. However, the competition is constantly growing stronger.
Arkady Dvorkovich 2011
With the modern computer age, there are some new ideas, but the principles are basically the same… I try not to over-focus on preparation.
Magnus Carlsen 2012