1. e4 c5 2. Nf3

Sicilian Defense: 2.Nf3, Nimzowitsch Variation (2…Nf6) and Other Continuations

1. e4 c5 2. Nf3

Main Transpositions

Most Popular

1. e4 c5 2. Nf3 Nf6 3. Nc3 (693/M). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 (599/M). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 (603/M). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 (1355/M). More: dbcn ccoe c365
1. e4 c5 2. Nf3 (152894/M). More: dbcn ccoe c365

TCEC Games

1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. exd5 Nxd5 5. Bb5+ Bd7 6. Ne5 Bxb5 7. Qf3 f6 8. Nxb5 Na6 (126cp, 8/M, TCEC +3=1-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. exd5 Nxd5 (56cp, 190/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. e5 Ne4 (90cp, 10/M, TCEC +4=5-1). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 Nc6 7. dxc5 Bxc5 8. Qxd5 Qb6 (13cp, 42/M, TCEC +2=0-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 Nc6 7. dxc5 Bxc5 8. Qxd5 d6 (12cp, 31/M, TCEC +0=4-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 (52cp, 241/M, TCEC +2=0-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 Nc6 6. Bf4 e6 7. Qd2 h6 8. h4 Qc7 9. h5 b6 (99cp, 1/M, TCEC +3=5-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 Nc6 6. Bf4 Qb6 7. b3 Qc7 (119cp, 4/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 Nc6 6. Bf4 Qb6 (157cp, 12/M, TCEC +2=2-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 Nc6 (97cp, 83/M, TCEC +5=3-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 d5 (103cp, 10/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 (103cp, 124/M, TCEC +4=3-1). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 (28cp, 599/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 (27cp, 1355/M, TCEC +7=6-5). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 b6 (63cp, 201/M, TCEC +3=4-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Qc7 (79cp, 28/M, TCEC +3=3-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 d5 (110cp, 27/M, TCEC +1=0-1). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 Qa5 (85cp, 22/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 c5 2. Nf3 (-1cp, 152894/M, TCEC +0=5-0). Games. More: dbcn ccoe c365

Biased Popular Lines

1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. exd5 Nxd5 5. Bb5+ Bd7 6. Ne5 Bxb5 7. Qf3 f6 8. Nxb5 Na6 (119cp, -77cp; 8/M, 83%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. e5 Ne4 (86cp, -86cp; 10/M, 28%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. e5 d4 (95cp, -95cp; 8/M, 23%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 Nc6 7. dxc5 Bxc5 8. Qxd5 Qb6 9. Bc4 Bxf2+ 10. Ke2 O-O 11. Rf1 Bc5 12. Ng5 Nd4+ 13. Kd1 Ne6 14. Ne4 d6 15. exd6 Rd8 (165cp, -10cp; 10/M, 79%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 Nc6 7. dxc5 Bxc5 8. Qxd5 Qb6 9. Bc4 Bxf2+ 10. Ke2 O-O 11. Rf1 Bc5 12. Ng5 Nd4+ 13. Kd1 Ne6 14. Ne4 d6 (155cp, -79cp; 13/M, 77%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 Nc6 7. dxc5 Bxc5 8. Qxd5 Qb6 9. Bc4 Bxf2+ 10. Ke2 O-O 11. Rf1 Bc5 12. Ng5 Nd4+ (76cp, -58cp; 22/M, 83%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Ne4 Nc6 (91cp, -58cp; 11/M, 29%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 Nc6 6. Bf4 e6 (125cp, -26cp; 26/M, 50%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 Nc6 6. Bf4 Qc7 (121cp, -22cp; 13/M, 25%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 Nc6 6. Bf4 Qb6 (150cp, -51cp; 12/M, 24%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 e6 (112cp, -13cp; 15/M, 13%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 (99cp, -68cp; 124/M, 34%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nc7 (123cp, -92cp; 9/M, 2%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. d4 e6 5. c4 Nb6 (233cp, -73cp; 12/M, 69%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. d4 e6 (160cp, -152cp; 25/M, 27%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Qc7 (80cp, -79cp; 28/M, 0%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 d5 (100cp, -99cp; 27/M, 0%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Qa5 (79cp, -78cp; 22/M, 0%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 e5 (192cp, -191cp; 7/M, 0%). More: dbcn ccoe c365

Lines with Disagreement to Human Master Play

1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. exd5 Nxd5 5. Bb5+ Bd7 6. Ne5 Bxb5 7. Qf3 f6 8. Nxb5 Na6 (119cp, -77cp; 8/M, 83%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. e5 Ne4 (86cp, -86cp; 10/M, 28%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. e5 d4 (95cp, -95cp; 8/M, 23%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 Nc6 7. dxc5 Bxc5 8. Qxd5 Qb6 9. Bc4 Bxf2+ 10. Ke2 O-O 11. Rf1 Bc5 12. Ng5 Nd4+ 13. Kd1 Ne6 14. Ne4 d6 (155cp, -79cp; 13/M, 77%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Ne4 Nc6 6. c4 Nb6 (226cp, -135cp; 5/M, 69%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Ne4 Nc6 (91cp, -58cp; 11/M, 29%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 Nc6 6. Bf4 Qb6 (150cp, -51cp; 12/M, 24%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 (99cp, -68cp; 124/M, 34%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. d4 e6 5. c4 Nb6 (233cp, -73cp; 12/M, 69%). More: dbcn ccoe c365
1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. d4 e6 (160cp, -152cp; 25/M, 27%). More: dbcn ccoe c365

Latest dbcn data: 2025-12-19

page revision: 28, last edited: 18 Dec 2025 23:12
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