(T) Queen's Gambit Declined: Modern Variation, 4…Be7 5.Nf3
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5
Main Transpositions
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 to 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Nf3 b6
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 h6 7. Bh4 O-O to 5. .. O-O 6. e3 h6 7. Bh4 Nbd7
Most Popular
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 c6 (621/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 (3466/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O (2476/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O (1138/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 (1250/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 (1656/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 (1705/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 Nbd7 (1158/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 (5208/M). More: dbcn ccoe c365
TCEC Games
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 c6 7. Bd3 dxc4 8. Bxc4 b5 (16cp, 23/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 b6 7. Bd3 Bb7 8. O-O Nbd7 (0cp, 97/M, TCEC +0=4-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 b6 (5cp, 468/M, TCEC +1=4-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nc6 7. Bd3 dxc4 8. Bxc4 h6 (27cp, 2/M, TCEC +1=4-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Ne4 7. Bxe7 Qxe7 8. Qc2 f5 (81cp, 2/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Ne4 7. Bxe7 Qxe7 8. Bd3 Nxc3 (1cp, 11/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O (1cp, 1138/M, TCEC +2=5-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 Ne4 (7cp, 14/M, TCEC +0=1-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bxf6 Bxf6 7. e3 O-O 8. Rc1 c6 9. Bd3 dxc4 10. Bxc4 Nd7 (1cp, 17/M, TCEC +0=1-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bxf6 Bxf6 7. e3 O-O 8. Qd2 c6 (1cp, 21/M, TCEC +0=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bxf6 Bxf6 7. e3 O-O 8. Qd2 Nc6 (13cp, 18/M, TCEC +0=4-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bxf6 Bxf6 7. e3 O-O 8. Qd2 dxc4 9. Bxc4 Nd7 10. O-O c5 (0cp, 3/M, TCEC +1=0-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bxf6 Bxf6 7. e3 O-O 8. Bd3 Nc6 (13cp, 3/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bxf6 Bxf6 (1cp, 381/M, TCEC +0=2-2). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 h6 7. Bh4 c6 8. Bd3 O-O (6cp, 102/M, TCEC +1=0-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 b6 (63cp, 91/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 a6 7. Qc2 dxc4 8. Bxc4 b5 9. Be2 Bb7 10. O-O c6 (84cp, 0/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
Biased Popular Lines
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Ne4 7. Bxe7 Qxe7 8. Rc1 c6 9. Bd3 f5 (87cp, -72cp; 9/M, 63%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 h6 7. Bh4 c6 8. Bd3 O-O 9. O-O Re8 10. Rc1 dxc4 11. Bxc4 Nd5 (133cp, -86cp; 9/M, 56%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 Nc6 6. e3 b6 (138cp, -116cp; 18/M, 7%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 Nc6 6. e3 Bd7 (205cp, -183cp; 10/M, 4%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 Nc6 6. e3 dxc4 (69cp, -47cp; 8/M, 3%). More: dbcn ccoe c365
Lines with Disagreement to Human Master Play
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 c6 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 a6 (81cp, -72cp; 6/M, 30%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nc6 7. a3 b6 (97cp, -73cp; 6/M, 23%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 Ne4 7. Bxe7 Qxe7 8. Rc1 c6 9. Bd3 f5 (87cp, -72cp; 9/M, 63%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bxf6 Bxf6 7. e3 O-O 8. Qd2 b6 9. O-O-O Bb7 10. cxd5 exd5 (79cp, -65cp; 4/M, 98%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 h6 7. Bh4 c6 8. Bd3 O-O 9. O-O Re8 10. Rc1 dxc4 11. Bxc4 Nd5 (133cp, -86cp; 9/M, 56%). More: dbcn ccoe c365
Latest dbcn data: 2025-12-19