Any opening starting with 1. d4 d5 in which white does not continue with c4 within the next few moves.
ECHESSPEDIA
Quotes of the Day
I still think people can learn at any age – I’m actually sure about that. It’s just that the ceiling is lower for how far you want to go.
Magnus Carlsen 2016
Fischer wanted to prove that all world championship games after his victory were prearranged. He did not convince me.
Vishy Anand 2008
I enjoy it when I see my opponent really suffering when he knows that I’ve outsmarted him
Magnus Carlsen 2012
Never felt more like singin’ the blues, cos I never thought that I’d ever lose…
Vladimir Kramnik 2017
Karpov is the official World Champion, but I’m not sure what that really means.
Jan Timman 1993