French Defense: Winawer, Advance Variation, 4…c5 5.a3, Other Continuations
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3
Main Transpositions
Most Popular
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 (502/M). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 (520/M). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 (4054/M). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ (4048/M). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 (525/M). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 (4740/M). More: dbcn ccoe c365
TCEC Games
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 g6 9. Nf3 (-50cp, 27/M, TCEC +4=7-1). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 g6 (65cp, 76/M, TCEC +3=2-3). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 (58cp, 453/M, TCEC +3=2-1). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 c4 8. Qg4 g6 (111cp, 8/M, TCEC +2=3-1). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 (57cp, 520/M, TCEC +2=1-0). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Nc6 7. Qg4 g6 8. Nf3 Qa5 (36cp, 21/M, TCEC +1=0-1). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Nc6 (55cp, 181/M, TCEC +0=4-0). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 c4 (112cp, 32/M, TCEC +4=0-0). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ (19cp, 4048/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Nb5 Bc7 8. f4 Ne7 (31cp, 60/M, TCEC +1=3-0). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 (0cp, 22/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 (162cp, 96/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Kf8 8. Nb5 Bc7 (110cp, 3/M, TCEC +3=2-1). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. bxa5 dxc3 8. Qg4 Kf8 9. Nf3 Ne7 10. Bd3 Nd7 (82cp, 0/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 (13cp, 357/M, TCEC +1=3-0). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxb4 (78cp, 35/M, TCEC +5=7-0). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. Bd2 Nc6 7. Nb5 Nxd4 8. Nxd4 cxd4 (11cp, 5/M, TCEC +0=1-1). Games. More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 (12cp, 525/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
Biased Popular Lines
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 Kf8 9. Qd1 Ne7 (95cp, -88cp; 10/M, 18%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 Kf8 9. Qd1 Nc6 (85cp, -78cp; 9/M, 16%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 g6 (91cp, -63cp; 76/M, 42%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. h4 Nc6 10. h5 h6 (79cp, -45cp; 23/M, 74%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Nf3 Nc6 (79cp, -69cp; 34/M, 48%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Ne7 8. Qg4 O-O (110cp, -24cp; 8/M, 37%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Ne7 (81cp, -33cp; 17/M, 3%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 c4 (110cp, -62cp; 14/M, 2%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 cxd4 (158cp, -110cp; 12/M, 2%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 c4 (112cp, -89cp; 32/M, 0%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 cxd4 (103cp, -80cp; 15/M, 0%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Nb5 Bc7 8. f4 Ne7 9. Nf3 Nbc6 10. Bd3 a6 (76cp, -31cp; 10/M, 45%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Nb5 Bc7 8. f4 a5 (104cp, -95cp; 9/M, 5%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. bxa5 dxc3 9. Qxg7 Rg8 10. Qxh7 Nbc6 11. Nf3 Qc7 12. Bf4 Bd7 13. a6 b6 (166cp, -22cp; 11/M, 56%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. bxa5 dxc3 9. Qxg7 Rg8 10. Qxh7 Nbc6 11. Nf3 Qxa5 (208cp, -64cp; 15/M, 33%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 (144cp, -135cp; 96/M, 79%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxb4 7. Nb5 Nc6 (89cp, -14cp; 15/M, 45%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxb4 7. Nb5 bxa3+ (143cp, -68cp; 7/M, 23%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxb4 (75cp, -64cp; 35/M, 8%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. Bd2 cxd4 7. Nb5 Bc7 (83cp, -11cp; 13/M, 77%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. Bd2 cxd4 (72cp, -62cp; 17/M, 35%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 6. axb4 dxc3 7. bxc3 Qc7 8. Nf3 Qxc3+ (152cp, -130cp; 7/M, 42%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 6. axb4 dxc3 7. Qg4 Ne7 (175cp, -39cp; 14/M, 38%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 (136cp, -124cp; 159/M, 3%). More: dbcn ccoe c365
Lines with Disagreement to Human Master Play
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Nb5 Bc7 8. f4 Bd7 9. Nf3 Bxb5 10. Bxb5+ Nd7 (74cp, -57cp; 6/M, 33%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. bxa5 dxc3 9. Qxg7 Rg8 10. Qxh7 Nbc6 11. Nf3 Qxa5 (208cp, -64cp; 15/M, 33%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 (144cp, -135cp; 96/M, 79%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxb4 7. Nb5 bxa3+ (143cp, -68cp; 7/M, 23%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. Bd2 cxd4 (72cp, -62cp; 17/M, 35%). More: dbcn ccoe c365
1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 6. axb4 dxc3 7. Qg4 cxb2 8. Bxb2 g6 (230cp, -94cp; 6/M, 53%). More: dbcn ccoe c365
Latest dbcn data: 2025-12-19