Home › Openings › Queen's Gambit Declined › Queen's Gambit Declined: Austrian Defense Queen's Gambit Declined: Austrian Defense, Gusev Countergambit ECO D06 · 1. d4 d5 2. c4 c5 3. cxd5 Nf6 Related variationsQueen's Gambit Declined: Austrian Defense, Haberditz Variation Practice this opening · Play against the computer