Pirc Defense: Czech Defense
1. e4 d6 2. d4 Nf6 3. Nc3 c6
Main Transpositions
Most Popular
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 (560/M). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 (713/M). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 (555/M). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 (2018/M). More: dbcn ccoe c365
TCEC Games
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 6. Nf3 Bg4 (134cp, 172/M, TCEC +2=0-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 6. Nf3 Nbd7 7. O-O Be7 8. Kh1 O-O (90cp, 18/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 6. Nf3 Nbd7 7. Be3 Be7 (101cp, 9/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 6. Nf3 Nbd7 (98cp, 60/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 6. Nf3 (-98cp, 267/M, TCEC +6=4-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 (98cp, 346/M, TCEC +2=2-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 (101cp, 560/M, TCEC +6=3-1). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 (-98cp, 713/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. h3 Bh5 6. Be2 e6 7. O-O Be7 8. Be3 O-O 9. Nd2 Bxe2 10. Nxe2 d5 (32cp, 0/M, TCEC +0=1-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. h3 Bh5 6. Be2 e6 7. Be3 d5 8. e5 Nfd7 (111cp, 6/M, TCEC +3=1-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. h3 Bh5 6. g4 Bg6 7. Bd3 e6 (98cp, 8/M, TCEC +2=0-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 (138cp, 427/M, TCEC +2=1-1). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Qa5 (108cp, 53/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Qc7 (103cp, 15/M, TCEC +2=0-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. a4 Qa5 5. Bd3 e5 6. Ne2 Nbd7 (82cp, 1/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. a4 Qa5 5. Bd3 e5 (50cp, 20/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. a4 e5 (30cp, 18/M, TCEC +1=3-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Bg5 Nbd7 5. Nf3 h6 (38cp, 2/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Bg5 Qa5 5. Qd2 Nbd7 6. f4 e5 (50cp, 10/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Be3 Qa5 5. f3 e5 (53cp, 14/M, TCEC +2=1-1). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. h3 Qa5 (65cp, 23/M, TCEC +1=4-1). Games. More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 (101cp, 2018/M, TCEC +13=13-0). Games. More: dbcn ccoe c365
Biased Popular Lines
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 6. Nf3 Bg4 7. Be3 Nbd7 8. O-O Be7 9. h3 Bxf3 (153cp, -19cp; 22/M, 57%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 6. Nf3 Bg4 (134cp, -36cp; 172/M, 64%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 e5 6. Nf3 exd4 7. Nxd4 Qb6 (112cp, -12cp; 9/M, 20%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd3 Bg4 (204cp, -107cp; 19/M, 5%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. e5 Ne4 6. Qf3 Nxc3 7. Bd2 Qd5 (122cp, -108cp; 9/M, 37%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. e5 Ne4 6. Qf3 d5 7. Bd3 Na6 (144cp, -85cp; 8/M, 48%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd2 Qb6 6. Nf3 Bg4 (196cp, -15cp; 18/M, 89%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd2 Qb6 (181cp, -131cp; 29/M, 40%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Bg4 (137cp, -39cp; 22/M, 3%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qb6 (127cp, -29cp; 20/M, 2%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Nbd7 (167cp, -69cp; 18/M, 2%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qc7 5. Nf3 Bg4 (167cp, -16cp; 10/M, 79%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qc7 (151cp, -53cp; 15/M, 2%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 d5 (118cp, -20cp; 9/M, 1%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 b5 (122cp, -24cp; 9/M, 1%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. h3 Bh5 (173cp, -38cp; 120/M, 82%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. h3 Bxf3 6. Qxf3 e5 (167cp, -32cp; 10/M, 33%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. h3 Bxf3 6. Qxf3 Nbd7 (148cp, -13cp; 10/M, 32%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 (138cp, -84cp; 427/M, 76%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Qa5 5. Bd2 e5 (131cp, -24cp; 9/M, 36%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Qa5 (108cp, -54cp; 53/M, 9%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 b5 (122cp, -68cp; 9/M, 1%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 (101cp, -87cp; 2018/M, 12%). More: dbcn ccoe c365
Lines with Disagreement to Human Master Play
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd2 Qb6 (181cp, -131cp; 29/M, 40%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qc7 5. Nf3 Nbd7 (212cp, -61cp; 6/M, 51%). More: dbcn ccoe c365
1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Qa5 5. Bd2 Qb6 (163cp, -56cp; 5/M, 21%). More: dbcn ccoe c365
Latest dbcn data: 2025-06-20