A problem composer’s description of a move by black that open the line for a black line-piece and closes a line previously commanded by the same line-piece.
ECHESSPEDIA
Quotes of the Day
I enjoy it when I see my opponent really suffering when he knows that I’ve outsmarted him
Magnus Carlsen 2012
If the 12th game (from the match Carlsen-Karjakin)… were a restaurant dish, I would send it back to the chef.
Nigel Short 2016
What’s been bothering me is not that I haven’t won tournaments, but that I haven’t played very well.
Magnus Carlsen 2017
When Korchnoi was living in the USSR I called him ‘hero of socialist labour’; when he moved to the West I renamed him ‘hero of capitalist labour’!
Boris Spassky
My chess method is without formulas, without orthodox thinking. I always explain that chess is an art and that there are no definite judgments.
Lev Polugaevsky 1990 NIC