A type of chess problem (mating or winning) where two or more defenses illustrate the same theme.
ECHESSPEDIA
Quotes of the Day
In the 70s Karpov was a darling of the Politburo or the political elite. So Kramnik is now. Just like the old days. But at least Karpov, unlike him, played in and won qualifying matches.
Veselin Topalov
I think I would beat Tal pretty easily. Fischer would be more difficult, but I think I could beat him too.
Magnus Carlsen
Petrosian-Spassky? To think I could have watched an excellent football match instead!
Mikhail Tal 1966
Karpov Lost, Kasparov Lost, the Only One Who Remained Is Me.
Silvio Danailov 2014
There is no room for gallantry in chess.
Irving Chernev