English Opening: Fianchetto, Ultra-Symmetrical Line, Other Continuations
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7
Main Transpositions
Most Popular
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O O-O (1374/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O (973/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 (1174/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 6. O-O (593/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 (745/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. O-O (675/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 (647/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e6 (625/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 (2222/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 (600/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 (598/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. a3 (513/M). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 (2910/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. d3 d6 8. a3 Bd7 (3cp, 37/M, TCEC +2=1-0). 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. d3 d6 8. a3 e5 (35cp, 15/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. d3 d6 8. a3 Bg4 (7cp, 12/M, TCEC +1=0-0). 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. d3 d6 8. e4 e5 (1cp, 18/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. a3 d6 8. Rb1 a5 (1cp, 40/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. a3 d6 8. Rb1 Bf5 9. d3 Qd7 10. b4 b6 (95cp, 0/M, TCEC +2=0-0). 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 (1cp, 1374/M, TCEC +0=6-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O d6 7. d4 cxd4 8. Nxd4 Bd7 9. Nc2 Ng4 10. Bd2 h5 (66cp, 0/M, TCEC +1=2-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. O-O d6 (1cp, 223/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nf6 6. d4 cxd4 7. Nxd4 O-O 8. Nc2 d6 (4cp, 97/M, TCEC +1=0-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 6. O-O Nge7 7. d3 d6 8. a3 O-O 9. Rb1 a5 10. b3 Rb8 11. Bb2 (0cp, 1/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 6. O-O Nge7 7. d3 d6 8. a3 O-O (2cp, 168/M, TCEC +0=1-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 6. O-O Nge7 7. d3 d6 8. a3 a5 (2cp, 70/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 6. O-O Nge7 7. a3 O-O 8. Rb1 a5 (2cp, 57/M, TCEC +0=4-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 6. O-O Nge7 (1cp, 479/M, TCEC +0=4-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. O-O e5 (3cp, 343/M, TCEC +2=2-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e6 6. O-O Nge7 7. d3 O-O 8. Bg5 h6 (-2cp, 36/M, TCEC +0=1-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e6 6. O-O Nge7 7. e3 O-O 8. d4 d6 (3cp, 53/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e6 6. O-O Nge7 (0cp, 458/M, TCEC +1=3-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e6 6. d3 Nge7 7. Bg5 h6 8. Bd2 d5 (-2cp, 11/M, TCEC +0=0-2). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 d6 6. d3 e5 7. Nge2 Nge7 8. O-O O-O (1cp, 97/M, TCEC +1=2-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 e6 6. Nge2 Nge7 7. d3 O-O 8. Be3 b6 (1cp, 1/M, TCEC +0=1-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 e6 6. Nge2 Nge7 7. O-O O-O 8. d3 a6 (2cp, 38/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e5 6. Nge2 Nge7 7. O-O O-O 8. a3 d6 (2cp, 42/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e5 6. Nge2 Nge7 (2cp, 185/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 Nf6 6. Nge2 O-O 7. O-O d6 8. d4 Bd7 (14cp, 44/M, TCEC +2=2-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 Nf6 6. Nge2 O-O 7. d4 cxd4 8. exd4 d6 (30cp, 32/M, TCEC +1=0-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. a3 d6 6. Rb1 a5 7. e3 e5 8. Nge2 Nge7 (2cp, 19/M, TCEC +0=3-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. a3 d6 (0cp, 160/M, TCEC +1=0-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. a3 e6 6. Rb1 a5 7. e4 Nge7 8. Nge2 O-O (2cp, 6/M, TCEC +0=0-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. a3 e6 6. b4 Nxb4 7. axb4 cxb4 8. Nb5 Bxa1 (-115cp, 2/M, TCEC +0=2-2). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. a3 e6 6. b4 Nxb4 7. axb4 cxb4 8. Nb5 (115cp, 2/M, TCEC +0=4-2). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. a3 a6 6. Rb1 Rb8 7. b4 cxb4 8. axb4 b5 9. cxb5 axb5 10. Nf3 d5 (1cp, 11/M, TCEC +0=1-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. a3 e5 6. b4 d6 7. Rb1 Nge7 (36cp, 11/M, TCEC +2=4-0). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. a3 e5 6. b4 (-36cp, 18/M, TCEC +3=2-3). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 Nf6 (-4cp, 1/M, TCEC +0=0-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. b3 d6 6. Bb2 e5 7. e3 Nge7 8. Nge2 O-O (1cp, 15/M, TCEC +2=1-1). Games. More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 (1cp, 2910/M, TCEC +2=1-1). Games. More: dbcn ccoe c365
Biased Popular Lines
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 e6 6. Nge2 Nge7 7. O-O O-O 8. d3 Nd4 (70cp, -70cp; 14/M, 10%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 Nf6 6. Nge2 O-O 7. O-O d6 8. d4 cxd4 9. exd4 Bd7 (104cp, -96cp; 9/M, 15%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 Nf6 6. Nge2 O-O 7. O-O d6 8. d4 Bd7 9. b3 Qc8 (90cp, -77cp; 12/M, 37%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. a3 e6 6. b4 cxb4 (75cp, -75cp; 9/M, 22%). 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. e3 d5 8. cxd5 Nxd5 9. Nxd5 (79cp, -78cp; 6/M, 59%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 a6 6. O-O Rb8 7. d3 b5 (64cp, -64cp; 5/M, 55%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 Nf6 6. Nge2 O-O 7. O-O d6 8. d4 Bd7 9. b3 Qc8 (90cp, -77cp; 12/M, 37%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. a3 e6 6. b4 cxb4 (75cp, -75cp; 9/M, 22%). More: dbcn ccoe c365
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. a3 e5 6. b4 cxb4 (108cp, -69cp; 6/M, 33%). More: dbcn ccoe c365
Latest dbcn data: 2025-12-19