Alekhine's Defense: Normal Variation, 3.d4 d6 4.c4, Other Continuations
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4
Main Transpositions
Most Popular
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 (633/M). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 (634/M). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 (823/M). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 (2817/M). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 (1971/M). More: dbcn ccoe c365
TCEC Games
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Be7 10. Be2 O-O 11. O-O (-21cp, 78/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Bg4 (98cp, 70/M, TCEC +4=4-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Qd7 10. Be2 O-O-O 11. O-O (-115cp, 21/M, TCEC +3=0-1). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 (19cp, 305/M, TCEC +1=11-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 Qd7 (98cp, 3/M, TCEC +2=0-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nf3 e6 (20cp, 38/M, TCEC +2=0-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 (-19cp, 363/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 (19cp, 407/M, TCEC +3=1-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 c5 (156cp, 110/M, TCEC +2=0-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Bf5 7. Nc3 e6 8. Be3 Bb4 (3cp, 17/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 (19cp, 634/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 Bf5 6. Nc3 e6 7. Nf3 Be7 8. Be3 O-O 9. Bd3 Bxd3 10. Qxd3 d5 (103cp, 0/M, TCEC +1=2-1). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 Bf5 6. Nc3 e6 7. Nf3 Be7 8. Be3 O-O (108cp, 6/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 Bf5 6. Nc3 e6 7. Nf3 Nc6 (94cp, 1/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 Bf5 (20cp, 88/M, TCEC +7=9-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 g6 (75cp, 83/M, TCEC +6=10-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 g5 6. Nc3 Bg7 7. Nf3 gxf4 (133cp, 0/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 (-16cp, 823/M, TCEC +3=7-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Nc6 6. e6 fxe6 7. Nc3 e5 (94cp, 8/M, TCEC +2=2-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Nc6 (81cp, 154/M, TCEC +2=2-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Bg4 6. Be2 dxe5 7. Nxe5 (0cp, 5/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Bg4 (62cp, 124/M, TCEC +5=3-2). Games. More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 (-28cp, 1971/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
Biased Popular Lines
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Be7 10. d5 Nb4 (137cp, -137cp; 18/M, 29%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Bg4 10. Be2 Bxf3 11. gxf3 Qh4+ 12. Bf2 Qf4 13. c5 Nd7 (193cp, -71cp; 10/M, 62%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Bg4 10. Be2 Bxf3 11. gxf3 Qh4+ 12. Bf2 Qf4 (122cp, -3cp; 24/M, 96%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Bg4 10. Be2 Bxf3 (118cp, -20cp; 31/M, 78%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Bg4 (98cp, -75cp; 70/M, 25%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Qd7 10. Be2 O-O-O 11. O-O Bg4 (225cp, -87cp; 14/M, 67%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Qd7 10. Be2 O-O-O (138cp, -40cp; 27/M, 71%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Qd7 (98cp, -75cp; 41/M, 14%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Bb4 10. Be2 O-O (128cp, -24cp; 9/M, 53%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Bb4 (104cp, -81cp; 25/M, 9%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Nb4 (212cp, -189cp; 19/M, 6%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Be2 Qd7 (98cp, -76cp; 10/M, 22%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 g6 (168cp, -148cp; 7/M, 2%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Nf3 Bg4 8. Be3 e6 9. Be2 (100cp, -100cp; 10/M, 46%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 c5 7. d5 e6 8. Nc3 exd5 9. cxd5 c4 10. Nf3 Bg4 (234cp, -140cp; 18/M, 52%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 c5 7. d5 e6 (225cp, -52cp; 75/M, 75%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 c5 (173cp, -151cp; 110/M, 17%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Bf5 7. Nc3 e6 8. Nf3 Bb4 (153cp, -133cp; 17/M, 31%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Bf5 7. Nc3 e6 8. Nf3 Be7 9. Be3 O-O (140cp, -118cp; 11/M, 69%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 g6 (94cp, -72cp; 17/M, 2%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 g6 6. Nc3 Bg7 7. Be3 O-O (204cp, -127cp; 19/M, 55%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 g6 6. Nc3 dxe5 (95cp, -18cp; 7/M, 16%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 g6 (77cp, -59cp; 83/M, 10%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 g5 (184cp, -166cp; 10/M, 1%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Nc6 6. e6 fxe6 7. Nc3 e5 (86cp, -8cp; 8/M, 30%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Nc6 6. e6 fxe6 7. Ng5 e5 (132cp, -108cp; 11/M, 66%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Nc6 (82cp, -73cp; 154/M, 89%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Bg4 6. h3 Bh5 (152cp, -152cp; 11/M, 95%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 e6 (129cp, -120cp; 11/M, 6%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nc3 (89cp, -115cp; 13/M, 0%). More: dbcn ccoe c365
Lines with Disagreement to Human Master Play
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Be7 10. d5 exd5 11. cxd5 Nb4 12. Nd4 Bg6 13. Bb5+ Kf8 (411cp, -120cp; 5/M, 78%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Be7 10. d5 Nb4 (137cp, -137cp; 18/M, 29%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Bg4 10. Be2 Bxf3 11. gxf3 Qh4+ 12. Bf2 Qf4 13. c5 Nd7 (193cp, -71cp; 10/M, 62%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Bg4 (98cp, -75cp; 70/M, 25%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Qd7 10. Be2 O-O-O 11. O-O Bg4 (225cp, -87cp; 14/M, 67%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Qd7 10. Be2 O-O-O 11. O-O f6 (234cp, -96cp; 6/M, 29%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Be2 Qd7 (98cp, -76cp; 10/M, 22%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Nf3 Bg4 8. Be3 e6 9. Be2 (100cp, -100cp; 10/M, 46%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 c5 7. d5 e6 (225cp, -52cp; 75/M, 75%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Bf5 7. Nc3 e6 8. Nf3 Bb4 (153cp, -133cp; 17/M, 31%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Bf5 7. Nc3 e6 8. Nf3 Be7 9. Be3 O-O (140cp, -118cp; 11/M, 69%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 g6 7. Nc3 Bg7 8. Be3 Nc6 (164cp, -143cp; 5/M, 60%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 Bf5 6. Nc3 e6 7. Nf3 Be7 (110cp, -87cp; 6/M, 30%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 g6 6. Nc3 Bg7 7. Be3 O-O (204cp, -127cp; 19/M, 55%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Nc6 6. e6 fxe6 7. Ng5 e5 (132cp, -108cp; 11/M, 66%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Nc6 (82cp, -73cp; 154/M, 89%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nf3 Bg4 6. h3 Bh5 (152cp, -152cp; 11/M, 95%). More: dbcn ccoe c365
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. Nc3 Nc6 (146cp, -235cp; 5/M, 37%). More: dbcn ccoe c365
Latest dbcn data: 2025-12-19