Tree path 3 levels Queen's Gambit Declined: Three Knights Variation › Queen's Gambit Declined: Harrwitz Attack › Two Knights Defense
- Chess Codex
- Queen's Gambit Declined: Three Knights Variation D37
- Queen's Gambit Declined: Harrwitz Attack D37
- Two Knights Defense D37 you are here
Queen's Gambit Declined: Harrwitz Attack, Two Knights Defense
Overview
Queen's Gambit Declined: Harrwitz Attack, Two Knights Defense belongs to the gambit family of chess openings (ECO D37, Closed & Semi-Closed Games). It trades material for attacking chances — a classic trade-off that has fascinated players from the Romantic era to modern correspondence chess.
The Closed & Semi-Closed Games group covers closed and semi-closed games — 1.d4 systems characterised by long strategic manoeuvring rather than early tactics.
It begins with 12 plies and takes 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 to reach the canonical position.
The line refines Queen's Gambit Declined: Harrwitz Attack, which traces back to the root opening Queen's Gambit Declined: Three Knights Variation.
Explore the position on the interactive board, study its real-world results from Lichess, and challenge the engine when you are ready.
- ECO code
- D37
- Group
- Closed & Semi-Closed Games (D)
- Plies
- 12
This overview is generated automatically from the opening's metadata. A more detailed, human-written description is on the way — and you can speed it up by suggesting one yourself.
Statistics from Lichess
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Source: Lichess Opening Explorer · cached
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