About this opening
Queen's Gambit Accepted: Alekhine Defense, Alatortsev Variation is an opening in the Encyclopedia of Chess Openings,
classified under code D22. ECO group D (D00–D99)
covers closed games and semi-closed games beginning 1.d4 d5, covering the Queen's Gambit, Slav, Grünfeld and related queen-pawn structures. This particular variation is reached
after 11 half-moves from the
starting position, with the move sequence 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. d5.
It belongs to the Queen's Gambit Accepted family.
Within that family this is a level-2 branch (the Alekhine Defense → Alatortsev Variation line). The immediate parent line is Queen's Gambit Accepted: Alekhine Defense, transitioned via 6.d5.
The opening sequence in prose form: 1.d4 d5, 2.c4 dxc4, 3.Nf3 a6, 4.e3 Bg4, 5.Bxc4 e6, 6.d5. From this position the encyclopaedia records no further canonical continuations — practical play branches into unnamed transpositions or returns to the parent line for alternative ideas.