Queen's Gambit Declined: Austrian Defense, Gusev Countergambit
Queen's Gambit Declined: Austrian Defense, Gusev Countergambit is a chess opening classified under ECO D06. Its defining line here is 1. d4 d5 2. c4 c5 3. cxd5 Nf6.
1. d4 d5 2. c4 c5 3. cxd5 Nf6
The diagram shows the position after 1. d4 d5 2. c4 c5 3. cxd5 Nf6. Play through it move by move in the interactive explorer.
Opening name, ECO code, and main line come from the Lichess open chess openings dataset.