Opening Overview
Blackmar-Diemer Gambit Accepted
21 linesAbout This Opening
Blackmar-Diemer Gambit Accepted is a gambit-style opening that prioritizes initiative, piece activity, and practical complications.
The main practical question is whether the side offering material can keep the initiative long enough to justify the concession. Expect open lines, active pieces, and tactical moments around the king and center.
For training, focus on the standard responses, the point where the gambit can be accepted or declined, and the central counterplay that prevents the attack from becoming one-sided.
Key ideas
- Typical theme: activity and initiative over immediate material balance.
- Watch for early tactical shots and forcing move orders.
- Best for players who want sharp, practical positions.
- Study both acceptance and refusal plans so you know the main branches.
Choose a variation
Blackmar-Diemer Gambit Accepted
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Kloss Attack
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6 6. Bc4 Bg7 7. O-O O-O 8. Kh1
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Mad Dog Attack
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6 6. Bc4 Bg7 7. h4
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Nimzowitsch Attack
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6 6. Bc4 Bg7 7. Ne5
Blackmar-Diemer Gambit Accepted: Bogoljubow Defense, Studier Attack
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 g6 6. Bc4 Bg7 7. O-O O-O 8. Qe1
Blackmar-Diemer Gambit Accepted: Euwe Defense
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 e6
Blackmar-Diemer Gambit Accepted: Euwe Defense, Zilbermints Gambit
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 e6 6. Bg5 Be7 7. Bd3 Nc6 8. O-O Nxd4 9. Kh1
Blackmar-Diemer Gambit Accepted: Gunderam Defense
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bf5
Blackmar-Diemer Gambit Accepted: Gunderam Defense, Stader Variation
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bf5 6. Ne5 e6 7. g4 Be4
Blackmar-Diemer Gambit Accepted: Holwell Defense
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Qd6
Blackmar-Diemer Gambit Accepted: Kaulich Defense
1. d4 d5 2. e4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 c5