D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 - Queen's Gambit Declined: Three Knights Variation

Queen’s Gambit Declined: Three Knights Variation (D37)

Coups: 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3

├── D37 - 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. e3 (1)
├── D37 - 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. g3 (1)
├── D37 - 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. cxd5 exd5 6. Bf4 (4)
├── D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 - Queen's Gambit Declined: Harrwitz Attack (16)
│   └── D37 - 1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 Be7 5. Bf4 O-O - Queen's Gambit Declined: Harrwitz Attack (15)
│       ├── D37 - 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. e3 - Queen's Gambit Declined: Harrwitz Attack (13)
│       │   ├── D37 - 1. c4 e6 2. Nc3 d5 3. d4 Be7 4. Bf4 Nf6 5. e3 O-O 6. Nf3 Nbd7 - Queen's Gambit Declined: Harrwitz Attack (4)
│       │   │   └── D37 - 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. c5 - Queen's Gambit Declined: Harrwitz Attack, Two Knights Defense, Blockade Line (3)
│       │   ├── D37 - 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. e3 b6 - Queen's Gambit Declined: Harrwitz Attack (4)
│       │   └── D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 - Queen's Gambit Declined: Harrwitz Attack (4)
│       ├── D37 - 1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. e3 - Queen's Gambit Declined: Harrwitz Attack (1)
│       ├── D37 - 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 O-O 6. a3 - Queen's Gambit Declined: Harrwitz Attack (1)
│       └── D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. Qc2 - Queen's Gambit Declined: Harrwitz Attack (1)
├── D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 (3)
├── D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. h3 (1)
├── D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 - Queen's Gambit Declined: Three Knights, Vienna Variation (3)
│   └── D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e3 - Queen's Gambit Declined: Vienna Variation, Quiet Variation (2)
├── D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 h6 5. - Queen's Gambit Declined: Three Knights Variation (5)
├── D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 - Queen's Gambit Declined: Barmen Variation (20)
│   ├── D37 - 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. g3 - Queen's Gambit Declined: Barmen Variation (1)
│   ├── D37 - 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. Qc2 - Queen's Gambit Declined: Barmen Variation (4)
│   ├── D37 - 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Nbd7 5. e3 - Queen's Gambit Declined: Barmen Variation (1)
│   ├── D37 - 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Nbd7 5. cxd5 - Queen's Gambit Declined: Barmen Variation (7)
│   ├── D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bf4 - Queen's Gambit Declined: Barmen Variation (4)
│   └── D37 - 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 - Queen's Gambit Declined: Barmen Variation (3)
└── D37 - 1. Nf3 d5 2. c4 e6 3. d4 Nf6 4. Nc3 a6 - Queen's Gambit Declined: Three Knights Variation (3)