Queen's Gambit Declined: Albin Countergambit
1. d4 d5 2. c4 e5
Main Transpositions
Most Popular
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 (827/M). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 (837/M). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 (985/M). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 (1008/M). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 (1187/M). More: dbcn ccoe c365
TCEC Games
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Nge7 6. Bg2 Ng6 (16cp, 110/M, TCEC +1=4-1). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bg4 6. Bg2 Qd7 7. O-O O-O-O (196cp, 38/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bg4 6. Nbd2 Qe7 7. b4 O-O-O 8. Bb2 Nxe5 (66cp, 0/M, TCEC +1=3-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 a5 (93cp, 42/M, TCEC +1=3-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Bg4 (141cp, 30/M, TCEC +1=0-1). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Nge7 6. Nb3 Nf5 (85cp, 19/M, TCEC +1=3-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 (-56cp, 93/M, TCEC +1=1-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 (58cp, 827/M, TCEC +2=1-1). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. a3 c5 (56cp, 3/M, TCEC +0=2-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 (56cp, 985/M, TCEC +0=4-0). Games. More: dbcn ccoe c365
1. d4 d5 2. c4 e5 (57cp, 1187/M, TCEC +10=20-0). Games. More: dbcn ccoe c365
Biased Popular Lines
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Nge7 6. Bg2 Ng6 7. O-O Be7 (77cp, -63cp; 7/M, 12%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6 6. Nbd2 Qd7 7. Bg2 O-O-O 8. O-O h5 (265cp, -62cp; 10/M, 58%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6 6. Nbd2 Qd7 7. Bg2 O-O-O (203cp, -44cp; 20/M, 39%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6 6. Nbd2 Qd7 7. Bg2 Nge7 (170cp, -11cp; 14/M, 28%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6 6. Nbd2 Qd7 7. Bg2 Bh3 (171cp, -12cp; 14/M, 28%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6 6. Nbd2 Bb4 (185cp, -49cp; 9/M, 13%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6 (159cp, -147cp; 111/M, 27%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bg4 6. Bg2 Qd7 7. O-O O-O-O 8. Nbd2 h5 (206cp, -4cp; 8/M, 45%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bg4 6. Bg2 Qd7 7. O-O O-O-O (202cp, -35cp; 38/M, 73%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bg4 6. Bg2 Qd7 7. Nbd2 O-O-O (202cp, -40cp; 11/M, 64%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bg4 (167cp, -155cp; 106/M, 26%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bf5 6. Bg2 Qd7 (181cp, -5cp; 7/M, 50%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bf5 (176cp, -164cp; 23/M, 5%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 f6 (135cp, -123cp; 12/M, 2%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bb4+ (149cp, -137cp; 12/M, 2%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bc5 (152cp, -140cp; 10/M, 2%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bg4 6. Nbd2 Qe7 7. h3 Bh5 (189cp, -50cp; 13/M, 72%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bg4 6. Nbd2 Qe7 (139cp, -3cp; 26/M, 39%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bg4 6. Nbd2 Nge7 (157cp, -21cp; 20/M, 29%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bg4 6. Nbd2 Qd7 (201cp, -65cp; 10/M, 15%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bg4 6. Nbd2 a5 (182cp, -46cp; 9/M, 13%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bg4 (136cp, -104cp; 93/M, 34%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Nge7 6. Nbd2 Be6 (135cp, -112cp; 11/M, 81%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 a5 (92cp, -60cp; 42/M, 15%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Be6 (147cp, -115cp; 35/M, 13%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 f6 (122cp, -90cp; 8/M, 3%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Bg4 (139cp, -110cp; 30/M, 32%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Nge7 6. Nb3 Nf5 (82cp, -52cp; 19/M, 84%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Be6 (134cp, -105cp; 15/M, 16%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 c5 (175cp, -145cp; 19/M, 2%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 dxc4 (119cp, -88cp; 12/M, 1%). More: dbcn ccoe c365
Lines with Disagreement to Human Master Play
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6 6. Nbd2 Qd7 7. Bg2 O-O-O 8. O-O h5 (265cp, -62cp; 10/M, 58%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6 (159cp, -147cp; 111/M, 27%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bg4 6. Bg2 Qd7 7. O-O O-O-O 8. Nbd2 Nge7 (253cp, -51cp; 7/M, 36%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bg4 (167cp, -155cp; 106/M, 26%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bg4 6. Nbd2 Qe7 7. h3 Bh5 (189cp, -50cp; 13/M, 72%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Bg4 (136cp, -104cp; 93/M, 34%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 Nge7 6. Nbd2 Be6 (135cp, -112cp; 11/M, 81%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Bg4 (139cp, -110cp; 30/M, 32%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Nge7 6. Nb3 Nf5 (82cp, -52cp; 19/M, 84%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. e3 Bb4+ 5. Bd2 dxe3 6. Qa4+ (226cp, -226cp; 7/M, 28%). More: dbcn ccoe c365
1. d4 d5 2. c4 e5 3. dxe5 d4 4. e3 Bb4+ 5. Bd2 dxe3 6. Bxb4 (649cp, -649cp; 6/M, 24%). More: dbcn ccoe c365
Latest dbcn data: 2025-12-19