Term given to any opening which doesn’t start with 1.e4. The converse of ‘Closed Opening’ is ‘Open Game’.
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Quotes of the Day
I was pushed out of USSR by the hands of Petrosian and Karpov. But now, after 10 years, Petrosian is not longer alive and Karpov is not longer World Champion, so it seems that everything is in place now.
Viktor Kortchnoi 1986 NIC
After the 2nd game I could have returned to Moscow. There was only one way I could have won this match.
Boris Spassky (1974)
Karpov Lost, Kasparov Lost, the Only One Who Remained Is Me …
Kirsan Ilyumzhinov 2014
If the FIDe elections were not decided by the votes of the delegates but by the world’s chess society as a whole, there would not even be a competition.
Anatoly Karpov NIC 2010
I think that ACP is a small clique, which gives power to more cliques.
Nigel Short 2016