Chess Openings Lab
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Queen's Gambit Declined: Neo-Orthodox Variation

The Neo-Orthodox Variation here arrives with 6.Rc1, played while White's king knight is still on g1 and the f1 bishop undeveloped. The rook eyes c7 and prepares cxd5, but Black can use White's slow kingside to open the center with ...dxc4 or ...c5.

Moves
1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Be7 5.e3 O-O 6.Rc1
ECO
D54, D55
Engine
+0.06 · level (Stockfish 17.1, depth 20)
Played
555 games in our lichess sample
White scores
52.3%

Key ideas for both sides

White

  • Rc1 lines up against c7 and makes ...c5 or ...dxc4 less comfortable once the file opens.
  • Develop with Nf3 next; after ...dxc4, Bxc4 recaptures and White is still well placed.
  • Against ...h6, Bxf6 Bxf6 then Nf3, Bd3 and castling gives a simple game with a small space edge.
  • After ...c5 and an exchange on d4, Nxd4 and cxd5 lead to trades and an open c-file for the rook.

Black

  • 6...dxc4 takes at once; White's bishop needs a move to recapture, so Black gains time for ...c5.
  • 6...c5 strikes at d4 and uses the fact that White has not castled yet.
  • After ...cxd4 Nxd4, ...Qa5 or ...Nc6 develops with pressure on the c3 knight.
  • 6...h6 asks the bishop to decide; after Bxf6 Bxf6 Black has two bishops and plays ...c6 and ...Nd7.

Plans and pawn structure

White has spent a move on the rook before Nf3 or a bishop move, so Black's best plans are central breaks. After ...dxc4 and ...c5, the center opens and the c-file matters: White's rook stands well, but Black develops quickly with ...Qa5, ...Nc6 and ...Rd8. In the calmer ...h6 line, Black accepts a solid, slightly passive setup with the bishop pair and aims for ...e5 later. White wants Nf3, Bd3 and castling with steady play against Black's center.

What the engine plays from here

Stockfish 17.1 at depth 20 rates the position +0.06: level. Its three top choices for Black:

  1. +0.06 6...dxc4 7.Nf3 c5 8.Bxc4 cxd4 9.Nxd4
  2. +0.08 6...c5 7.Nf3 cxd4 8.Nxd4 Nc6 9.cxd5
  3. +0.10 6...h6 7.Bxf6 Bxf6 8.Nf3 c6 9.Bd3

Pawns, from White's side.

How it scores on lichess

555 rated lichess games reached this position; White scored 52.3%.

1200–159959.4%
1600–199950.2%
2000 and up54.0%

Light: White wins. Grey: draws. Dark: Black wins. About the sample.

Where it goes next

How to play against it

As Black, open the center with 6...dxc4 or 6...c5 while White's kingside is undeveloped. Avoid setups like ...Nbd7 and ...c6 here, which let White's early rook move turn into easy play on the c-file. As White, play Nf3 next and recapture on c4 with the bishop.

Other lines with this name

The lichess opening list also files this line under the same name, though it reaches a different position: 1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Be7 5.Bg5 O-O 6.e3 h6.

Questions

What are the moves of the Queen's Gambit Declined: Neo-Orthodox Variation?

The Queen's Gambit Declined: Neo-Orthodox Variation starts 1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Bg5 Be7 5.e3 O-O 6.Rc1. Its ECO code is D54, D55.

Is the Queen's Gambit Declined: Neo-Orthodox Variation good for White?

Stockfish 17.1 rates the position +0.06 at depth 20, which is level. In 555 lichess games from our sample, White scored 52.3%. A flexible move order for White, but it gives Black an easy route to equality with an early central break.

What is the main idea of the Queen's Gambit Declined: Neo-Orthodox Variation?

White plays Rc1 early, before Nf3, to pressure c7 and prepare cxd5. Black's best answer is to open the center at once with ...dxc4 or ...c5, using White's slow kingside.

What should Black play next?

The engine's first choice is dxc4, with c5 and h6 close behind. 6...dxc4 grabs the pawn and gains time, since White's bishop still needs a move to recapture.

Updated October 2026. Sources and method.