Tree path 10 levels Queen's Pawn Game › Queen's Gambit › Queen's Gambit Accepted › Normal Variation › Queen's Gambit Accepted › Normal Variation › Traditional System › Queen's Gambit Accepted: Classical Defense › Normal Line › Queen's Gambit Accepted: Classical Defense, Main Line
- Chess Codex
- Queen's Pawn Game D00
- Queen's Gambit D06
- Queen's Gambit Accepted D20
- Normal Variation D21
- Queen's Gambit Accepted D23
- Normal Variation D25
- Traditional System D26
- Queen's Gambit Accepted: Classical Defense D26
- Normal Line D26
- Queen's Gambit Accepted: Classical Defense, Main Line D27 you are here
Queen's Gambit Accepted: Classical Defense, Main Line
Overview
Queen's Gambit Accepted: Classical Defense, Main Line is a gambit, classified under ECO code D27 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.
Play reaches this position via 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6, after 12 plies of opening development.
It is a variation of Queen's Gambit Accepted: Classical Defense, Normal Line, which itself descends from the root opening Queen's Pawn Game.
It branches into 3 notable variations — Queen's Gambit Accepted: Classical Defense, Alekhine System, Queen's Gambit Accepted: Classical Defense, Rubinstein Variation, Queen's Gambit Accepted: Furman Variation.
In total, the branch covers 7 sub-variations across all depths.
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
- D27
- Group
- Closed & Semi-Closed Games (D)
- Plies
- 12
- Direct variations
- 3
- Total in subtree
- 7
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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| Moves | Games | W / D / B |
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Source: Lichess Opening Explorer · cached
Description
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Variations (3)
Show all 7 sub-variations (full subtree)
- D28 Queen's Gambit Accepted: Classical Defense, Alekhine System 13-ply
- D27 Queen's Gambit Accepted: Classical Defense, Rubinstein Variation 13-ply
- D27 Queen's Gambit Accepted: Furman Variation 14-ply
- D28 Queen's Gambit Accepted: Classical Defense, Alekhine System 14-ply
- D29 Main Line 16-ply
- D28 Queen's Gambit Accepted: Classical, Flohr Variation 26-ply
- D29 Queen's Gambit Accepted: Classical Defense, Alekhine System, Smyslov Variation 20-ply