Tree path 3 levels Queen's Gambit Declined: Three Knights Variation › Queen's Gambit Declined: Harrwitz Attack › Main Line
- Chess Codex
- Queen's Gambit Declined: Three Knights Variation D37
- Queen's Gambit Declined: Harrwitz Attack D37
- Main Line D37 you are here
Queen's Gambit Declined: Harrwitz Attack, Main Line
Overview
Queen's Gambit Declined: Harrwitz Attack, Main Line is a gambit, classified under ECO code D37 within the Closed & Semi-Closed Games family. As with all gambits, one side sacrifices material early — usually a pawn — in exchange for development, open lines, or initiative.
The Closed & Semi-Closed Games group covers closed and semi-closed games — 1.d4 systems characterised by long strategic manoeuvring rather than early tactics.
The line arises from 14 plies — specifically the moves 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5.
It is a variation of Queen's Gambit Declined: Harrwitz Attack, which itself descends from the root opening Queen's Gambit Declined: Three Knights Variation.
It branches into 2 notable variations — Queen's Gambit Declined: Harrwitz Attack, Queen's Gambit Declined: Harrwitz Attack.
Step through the moves on the interactive board below, review the live Lichess statistics, or play this position against Stockfish at one of six difficulty levels.
- ECO code
- D37
- Group
- Closed & Semi-Closed Games (D)
- Plies
- 14
- Direct variations
- 2
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
Description
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