Nimzo-Indian Defense: Classical, Berlin Variation
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5
Main Transpositions
Most Popular
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O (511/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 (1301/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 (1581/M). More: dbcn ccoe c365
TCEC Games
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 (1cp, 304/M, TCEC +1=1-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Nc6 (8cp, 38/M, TCEC +0=0-2). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 7. Nf3 b6 8. Bf4 Bb7 9. Rd1 Nc6 10. b4 Nh5 (28cp, 6/M, TCEC +4=3-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 7. Nf3 b6 8. Bf4 Bb7 9. Rd1 (-17cp, 57/M, TCEC +1=2-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 7. Nf3 b6 8. Bf4 Nh5 (52cp, 13/M, TCEC +3=3-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 7. Nf3 b6 8. Bf4 Nc6 (28cp, 10/M, TCEC +1=5-2). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 7. Nf3 b6 8. Bg5 Bb7 (8cp, 54/M, TCEC +1=0-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 7. Nf3 b6 8. Bg5 Nc6 (7cp, 8/M, TCEC +1=9-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 7. Nf3 b6 8. Bg5 h6 (9cp, 5/M, TCEC +1=0-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 7. Nf3 Nc6 8. Bf4 d5 (3cp, 8/M, TCEC +0=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 7. Nf3 d5 8. cxd5 exd5 (3cp, 3/M, TCEC +1=0-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 (3cp, 296/M, TCEC +0=4-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Nf3 Nc6 7. Bg5 h6 8. Bh4 O-O 9. a3 g5 (96cp, 0/M, TCEC +2=2-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Nf3 Qb6 7. e3 Qc7 8. b3 a6 (83cp, 10/M, TCEC +0=4-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Nf3 Qb6 7. e3 Qc7 (67cp, 73/M, TCEC +2=1-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Nf3 Qb6 7. e3 Be7 8. a3 d6 (84cp, 0/M, TCEC +1=0-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Nf3 d5 7. Bg5 d4 (100cp, 2/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8. f3 d5 9. cxd5 b6 10. b4 Na4 11. Qb3 b5 12. e4 a6 (2cp, 5/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc3+ (17cp, 173/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 (2cp, 1581/M, TCEC +0=4-0). Games. More: dbcn ccoe c365
Biased Popular Lines
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. a3 Bxc5 7. Nf3 Qb6 (76cp, -74cp; 12/M, 4%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Nf3 Qb6 7. e3 Qc7 8. Be2 b6 (105cp, -63cp; 8/M, 36%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Nf3 Qb6 7. e3 Qc7 8. b3 a6 9. Bb2 b6 (100cp, -22cp; 12/M, 131%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Nf3 Qb6 7. e3 Qc7 8. b3 b6 (97cp, -36cp; 9/M, 47%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Nf3 Qb6 7. e3 Qc7 (79cp, -34cp; 73/M, 76%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Nf3 Qb6 7. e3 Be7 (72cp, -27cp; 11/M, 12%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8. b4 Nce4 9. Qd4 d5 10. c5 b6 11. f3 bxc5 12. bxc5 Qa5+ 13. Qb4 Qxb4+ (298cp, -298cp; 7/M, 47%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8. b4 Nce4 9. Qb2 d5 (103cp, -81cp; 19/M, 75%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8. b4 Na4 (76cp, -56cp; 9/M, 10%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8. f3 a5 9. e4 d6 10. Be3 Qc7 (88cp, -21cp; 8/M, 80%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8. f3 a5 9. e4 d6 (67cp, -18cp; 13/M, 78%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc5 (136cp, -119cp; 9/M, 4%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc3+ (84cp, -82cp; 8/M, 0%). More: dbcn ccoe c365
Lines with Disagreement to Human Master Play
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8. b4 Nce4 9. Qd4 d5 10. c5 b6 11. f3 bxc5 12. bxc5 Qa5+ 13. Qb4 Qxb4+ (298cp, -298cp; 7/M, 47%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8. b4 Nce4 9. Qb2 d5 10. c5 h6 (167cp, -64cp; 6/M, 36%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8. b4 Nce4 9. Qb2 d5 (103cp, -81cp; 19/M, 75%). More: dbcn ccoe c365
Latest dbcn data: 2025-12-19