Bogo-Indian Defense: 4.Bd2
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2
Main Transpositions
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 d5 to 3. .. d5 4. g3 Bb4+ 5. Bd2 a5
Most Popular
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 (741/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 (1220/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 (1755/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 (708/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 c5 (508/M). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 (3442/M). More: dbcn ccoe c365
TCEC Games
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Bg2 Bxd2+ 7. Nbxd2 d6 8. O-O O-O (17cp, 162/M, TCEC +1=2-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Bg2 Bxd2+ (13cp, 391/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Bg2 O-O 7. O-O d5 (60cp, 5/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Nc3 Bxc3 7. Bxc3 Ne4 8. Rc1 O-O (13cp, 91/M, TCEC +2=2-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Nc3 Bxc3 7. Bxc3 Ne4 8. Rc1 d6 (20cp, 47/M, TCEC +0=4-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Nc3 O-O 7. Bg2 Bxc3 8. Bxc3 Ne4 (31cp, 43/M, TCEC +1=3-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Nc3 d5 7. cxd5 exd5 8. Bg2 O-O (2cp, 15/M, TCEC +0=3-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 O-O 6. Bg2 Bxd2+ 7. Qxd2 d6 8. Nc3 e5 9. O-O Re8 (50cp, 52/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 O-O 6. Bg2 Bxd2+ 7. Qxd2 d6 8. Nc3 c5 (118cp, 2/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 O-O 6. Bg2 Bxd2+ 7. Qxd2 Ne4 8. Qc2 f5 9. O-O d5 10. Ne5 c6 11. Nd2 Nd7 (87cp, 0/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 O-O 6. Bg2 Bxd2+ 7. Nbxd2 d6 8. O-O e5 (6cp, 40/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 b6 6. Bg2 O-O 7. O-O Ba6 8. Qc2 d5 (25cp, 8/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 b6 6. Bg2 Ba6 7. Ne5 Ra7 (67cp, 4/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 b6 6. Bg2 Ba6 7. Bxb4 axb4 8. Ne5 c6 (108cp, 0/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 d6 6. Bg2 Nbd7 7. O-O e5 8. Qc2 O-O (18cp, 7/M, TCEC +0=4-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 d6 6. Bg2 Nbd7 (21cp, 129/M, TCEC +1=0-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 d6 6. Bg2 Nc6 7. O-O e5 8. d5 Ne7 (16cp, 2/M, TCEC +0=0-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 d6 6. Bg2 Nc6 (23cp, 15/M, TCEC +0=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. Nc3 d6 6. Qc2 Nbd7 (78cp, 10/M, TCEC +2=1-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. a3 Bxd2+ 6. Qxd2 d6 7. Nc3 Nbd7 (83cp, 10/M, TCEC +4=4-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. a3 Bxd2+ 6. Qxd2 b6 7. Nc3 Bb7 8. e3 d6 9. Bd3 Nbd7 (85cp, 0/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. a3 Bxd2+ 6. Nbxd2 d5 7. e3 O-O 8. Qc2 Nc6 9. Bd3 (-92cp, 1/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. e3 d6 6. Bd3 Qe7 7. O-O e5 (84cp, 0/M, TCEC +0=1-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 (16cp, 708/M, TCEC +3=3-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 c5 5. Bxb4 cxb4 6. g3 O-O 7. Bg2 d6 8. Nbd2 Nc6 (14cp, 15/M, TCEC +0=1-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 c5 5. Bxb4 cxb4 6. g3 O-O (19cp, 130/M, TCEC +1=0-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Nc3 d5 (16cp, 111/M, TCEC +0=1-1). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Nc3 d6 7. g3 c5 (93cp, 0/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d6 6. Nc3 Nbd7 (79cp, 11/M, TCEC +2=1-1). Games. More: dbcn ccoe c365
Biased Popular Lines
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Bg2 O-O 7. O-O Bxd2 8. Nbxd2 d5 (68cp, -52cp; 9/M, 13%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Bg2 O-O 7. O-O Bxd2 8. Qxd2 d6 9. Nc3 a5 (80cp, -45cp; 13/M, 40%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Bg2 Ne4 (76cp, -62cp; 8/M, 1%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 O-O 6. Bg2 Bxd2+ 7. Qxd2 d6 8. Nc3 e5 9. O-O c6 10. e4 Bg4 (86cp, -26cp; 8/M, 50%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 O-O 6. Bg2 Bxd2+ 7. Qxd2 d6 8. Nc3 e5 9. O-O Bg4 (78cp, -43cp; 8/M, 8%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. Nc3 d6 6. Qc2 Nbd7 (75cp, -49cp; 10/M, 48%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. a3 Bxd2+ 6. Qxd2 d6 7. Nc3 Nbd7 (69cp, -39cp; 10/M, 61%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d6 6. Nc3 Nbd7 (74cp, -34cp; 11/M, 34%). More: dbcn ccoe c365
Lines with Disagreement to Human Master Play
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Nc3 O-O 7. Bg2 d6 8. O-O Bxc3 9. Bxc3 e5 (95cp, -66cp; 6/M, 43%). More: dbcn ccoe c365
1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. Nc3 d6 6. Qc2 Nbd7 (75cp, -49cp; 10/M, 48%). More: dbcn ccoe c365
Latest dbcn data: 2025-12-19