D06 — Queen's Gambit
Closed & Semi-Closed Games (D00–D99)
1. d4 d5 2. c4
Full page: Queen's Gambit →ECO D06 covers Queen's Gambit and related lines (Queen's Gambit, Queen's Gambit Declined: Austrian Defense, Queen's Gambit Declined: Baltic Defense, Queen's Gambit Declined: Marshall Defense). Main line 1. d4 d5 2. c4 with variations, statistics, and the best responses.
13 lines under D06
Queen's Gambit
1. d4 d5 2. c4
Queen's Gambit Declined: Austrian Defense
1. d4 d5 2. c4 c5
Queen's Gambit Declined: Baltic Defense
1. d4 d5 2. c4 Bf5
Queen's Gambit Declined: Marshall Defense
1. d4 d5 2. c4 Nf6
Queen's Gambit Declined: Zilbermints Gambit
1. d4 d5 2. c4 b5
Queen's Gambit Declined: Baltic Defense, Queen Attack
1. d4 d5 2. c4 Bf5 3. Qb3
Queen's Gambit Declined: Austrian Attack, Salvio Countergambit
1. d4 d5 2. c4 c5 3. dxc5 d4
Queen's Gambit Declined: Austrian Defense, Gusev Countergambit
1. d4 d5 2. c4 c5 3. cxd5 Nf6
Queen's Gambit Declined: Marshall Defense, Tan Gambit
1. d4 d5 2. c4 Nf6 3. cxd5 c6
Queen's Gambit Declined: Baltic Defense, Queen Attack Deferred
1. d4 d5 2. c4 Bf5 3. Nc3 e6 4. Qb3
Queen's Gambit Declined: Baltic Defense, Pseudo-Chigorin
1. d4 d5 2. c4 Bf5 3. Nc3 e6 4. Nf3 Nc6
Queen's Gambit Declined: Austrian Defense, Haberditz Variation
1. d4 d5 2. c4 c5 3. cxd5 Nf6 4. e4 Nxe4 5. dxc5 Qa5+
Queen's Gambit Declined: Baltic Defense, Argentinian Gambit
1. d4 d5 2. c4 Bf5 3. cxd5 Bxb1 4. Qa4+ c6 5. dxc6 Nxc6
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