Blackmar-Diemer Gambit Accepted

1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3

ECO D00

The Blackmar-Diemer Gambit Accepted is a chess opening reached after 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 exf3, catalogued under code D00 in the Encyclopaedia of Chess Openings (ECO).

The defining move exf3 is chosen by Black on move 4.

11 named continuations branch from this position, including the Bogoljubow Defense and the Euwe Defense.

Named variations

• Blackmar-Diemer Gambit Accepted: Bogoljubow Defense — ECO D00
• Blackmar-Diemer Gambit Accepted: Euwe Defense — ECO D00
• Blackmar-Diemer Gambit Accepted: Gunderam Defense — ECO D00
• Blackmar-Diemer Gambit Accepted: Holwell Defense — ECO D00
• Blackmar-Diemer Gambit Accepted: Kaulich Defense — ECO D00
• Blackmar-Diemer Gambit Accepted: Pietrowsky Defense — ECO D00
• Blackmar-Diemer Gambit Accepted: Ritter Defense — ECO D00
• Blackmar-Diemer Gambit Accepted: Ryder Gambit — ECO D00
• Blackmar-Diemer Gambit Accepted: Schlutter Defense — ECO D00
• Blackmar-Diemer Gambit Accepted: Teichmann Defense — ECO D00
• Blackmar-Diemer Gambit Accepted: Ziegler Defense — ECO D00

Do you want to learn openings?

Start with a GM-authored repertoire you study move by move, then practice against a human-like AI opponent:

• Catalan Opening
• King's Indian Defense with ...e5

Every chess term used here is defined in the chess terms glossary. Browse all opening courses or the full ECO code index.