Queen's Gambit Accepted: Mannheim Variation (D23)
D23 · Chess Openings Reference GuideTarget Position
Engine Eval:
+0.09
Master Game Statistics
Based on master-level chess games in the database.
White Wins: 43.1%
Draws: 27.8%
Black Wins: 29.1%
Strategic Overview
The Queen's Gambit Accepted: Mannheim Variation (ECO code D23) is a key chess opening. From the starting board position, it is defined by the following move sequence:
Move Sequence (SAN)
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+
UCI Move Path
d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4
Repertoire Training
Import this opening directly into your client-side repertoires to drill or review using spaced repetition.
Internal Navigation
Sub-variations & Next Lines
Select a variation to view specific move paths, engine evaluations, and stats:
D20
Queen's Gambit Accepted
D20
Queen's Gambit Accepted: Central Variation
D27
Queen's Gambit Accepted: Classical Variation
D30
Queen's Gambit Declined
D31
Queen's Gambit Declined: Alatortsev Variation
D08
Queen's Gambit Declined: Albin Countergambit
D06
Queen's Gambit Declined: Austrian Defense
D06
Queen's Gambit Declined: Baltic Defense
D53
Queen's Gambit Declined: Bg5 Be7
D52
Queen's Gambit Declined: Cambridge Springs Defense
D07
Queen's Gambit Declined: Chigorin Defense
D35
Queen's Gambit Declined: Exchange Variation
D56
Queen's Gambit Declined: Lasker Defense
D06
Queen's Gambit Declined: Marshall Defense
D51
Queen's Gambit Declined: Modern Variation
D63
Queen's Gambit Declined: Orthodox Defense
D38
Queen's Gambit Declined: Ragozin Defense
D31
Queen's Gambit Declined: Semi-Slav, Marshall Gambit
D41
Queen's Gambit Declined: Semi-Tarrasch Defense
D58
Queen's Gambit Declined: Tartakower Defense
D37
Queen's Gambit Declined: Three Knights Variation
D39
Queen's Gambit Declined: Vienna Variation