1. d4 d5 2. c4 Nc6

Queen's Gambit Declined: Chigorin Defense

1. d4 d5 2. c4 Nc6

Main Transpositions

Most Popular

1. d4 d5 2. c4 Nc6 3. Nc3 (519/M). More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 (1491/M). More: dbcn ccoe c365

TCEC Games

1. d4 d5 2. c4 Nc6 3. Nc3 e5 4. cxd5 Nxd4 (112cp, 37/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. Nc3 e5 (85cp, 46/M, TCEC +1=3-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Bb4 6. Bd2 Bxc3 7. bxc3 exd4 8. cxd4 (-86cp, 19/M, TCEC +3=3-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Bb4 6. Bd2 Bxc3 (9cp, 218/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Bb4 (12cp, 248/M, TCEC +3=3-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 (12cp, 254/M, TCEC +2=2-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. Nf3 e5 (1cp, 92/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 (21cp, 1491/M, TCEC +5=13-3). Games. More: dbcn ccoe c365

Biased Popular Lines

1. d4 d5 2. c4 Nc6 3. Nc3 e5 4. cxd5 Nxd4 (112cp, -45cp; 37/M, 96%). More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. Nc3 e5 (67cp, -49cp; 46/M, 8%). More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Bb4 6. Bd2 Bxc3 7. bxc3 Qd6 8. Bd3 Nf6 9. f3 O-O (76cp, -30cp; 9/M, 94%). More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Bb4 6. Bd2 Bxc3 7. bxc3 Qd6 8. Bd3 Nge7 9. Ne2 O-O (85cp, -10cp; 8/M, 93%). More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Bb4 6. Bd2 Bxc3 7. bxc3 Qd6 8. Bd3 Nge7 (75cp, -25cp; 9/M, 41%). More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Bb4 6. Bd2 Bxc3 7. bxc3 exd4 (88cp, -79cp; 20/M, 14%). More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Bb4 6. Bd2 Bxc3 7. Bxc3 exd4 8. Ne2 Bg4 9. f3 Bxf3 (123cp, -27cp; 10/M, 52%). More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Bb4 6. Bd2 Bxc3 7. Bxc3 exd4 8. Ne2 Bg4 (96cp, -88cp; 19/M, 26%). More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. Nf3 Nf6 (167cp, -167cp; 21/M, 24%). More: dbcn ccoe c365

Lines with Disagreement to Human Master Play

1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Bb4 6. Bd2 Bxc3 7. Bxc3 exd4 8. Ne2 Bg4 (96cp, -88cp; 19/M, 26%). More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Bb4 6. a3 Bxc3+ 7. bxc3 exd4 (97cp, -82cp; 5/M, 20%). More: dbcn ccoe c365
1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. Nf3 Nf6 (167cp, -167cp; 21/M, 24%). More: dbcn ccoe c365

Latest dbcn data: 2025-12-19

Unless otherwise stated, the content of this page is licensed under Creative Commons Attribution-ShareAlike 3.0 License