English Opening: Fianchetto, Ultra-Symmetrical, Mecking Variation
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4
Main Transpositions
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 d6 8. d5 Na5 9. Nd2 a6 10. Qc2 to 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 O-O 5. c4 d6 6. O-O Nc6 7. Nc3 a6 8. d5 Na5 9. Nd2 c5 10. Qc2
Most Popular
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 d6 (812/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 (771/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Nxd4 (707/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 (1604/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 (662/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 d6 (644/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 (850/M). More: dbcn ccoe c365
TCEC Games
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Ng4 (50cp, 205/M, TCEC +2=1-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 d6 (4cp, 153/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 d6 8. d5 Na5 9. Nd2 e5 10. e4 Ng4 11. Qc2 f5 12. exf5 gxf5 (31cp, 0/M, TCEC +1=0-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 d6 8. d5 Na5 (1cp, 280/M, TCEC +2=3-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 d6 8. e3 Bd7 (6cp, 6/M, TCEC +3=3-1). Games. More: dbcn ccoe c365
Biased Popular Lines
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Ng4 9. e3 d6 10. b3 Nge5 (84cp, -65cp; 38/M, 59%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Ng4 9. e3 d6 10. h3 Nge5 (84cp, -59cp; 7/M, 47%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Ng4 9. e3 Nge5 (84cp, -58cp; 41/M, 23%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Ng4 9. e3 Nxd4 10. exd4 Nh6 (84cp, -15cp; 14/M, 65%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Ng4 9. e3 Nxd4 (69cp, -43cp; 21/M, 12%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 a6 9. c5 Qc7 (106cp, -77cp; 15/M, 39%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 a6 9. c5 Nxd4 (80cp, -51cp; 9/M, 23%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 a6 9. h3 Qc7 (83cp, -81cp; 10/M, 44%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 d6 9. Nc2 Qb6 10. b3 Bf5 (88cp, -60cp; 9/M, 14%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 d6 9. Nc2 Be6 10. b3 Qb6 (66cp, -62cp; 20/M, 30%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Ne5 (81cp, -79cp; 10/M, 0%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 e5 (217cp, -215cp; 9/M, 0%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Rb8 (83cp, -81cp; 8/M, 0%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 d6 8. d5 Na5 9. Nd2 e5 10. e4 Ng4 (78cp, -36cp; 13/M, 52%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 d6 8. d5 Nb8 (114cp, -113cp; 15/M, 5%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 d6 8. d5 Nb4 (122cp, -121cp; 9/M, 3%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 d6 8. dxc5 dxc5 9. Be3 Be6 10. Qa4 Qa5 (68cp, -67cp; 7/M, 21%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 d6 8. dxc5 dxc5 9. Be3 Nd7 (76cp, -74cp; 11/M, 7%). More: dbcn ccoe c365
Lines with Disagreement to Human Master Play
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Ng4 9. e3 d6 10. b3 Nge5 (84cp, -65cp; 38/M, 59%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Ng4 9. e3 d6 10. h3 Nge5 (84cp, -59cp; 7/M, 47%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 Ng4 9. e3 Nge5 (84cp, -58cp; 41/M, 23%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 a6 9. c5 Qc7 (106cp, -77cp; 15/M, 39%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 d6 9. Nc2 Be6 10. b3 Qb6 (66cp, -62cp; 20/M, 30%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 cxd4 8. Nxd4 d6 9. Nxc6 bxc6 10. Bxc6 Bh3 11. Bxa8 Qxa8 12. f3 Bxf1 13. Kxf1 Rc8 (163cp, -122cp; 5/M, 74%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 d6 8. dxc5 dxc5 9. Be3 Be6 10. Qa4 Qa5 (68cp, -67cp; 7/M, 21%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O 7. d4 d6 8. b3 Na5 (109cp, -109cp; 5/M, 46%). More: dbcn ccoe c365
Latest dbcn data: 2025-12-19