Library/Openings/Queen's Gambit Declined/Semi-Tarrasch Defense/Levenfish Variation ECO D40
Opening· 19 plies

Queen's Gambit Declined: Semi-Tarrasch Defense, Levenfish Variation

An entry in the Encyclopedia of Chess Openings (ECO D40), reached after 19 half-moves: 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. e3 Nc6 6. Bd3 Bd6 7. O-O O-O 8. Qe2 Qe7 9. dxc5 Bxc5 10. e4.

Queen's Gambit Declined: Semi-Tarrasch Defense, Levenfish Variation ECO D40
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Black rook
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Black king
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Black queen
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Black bishop
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White pawn
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End of this line

No further variations branch from this position in our database. To explore neighbouring ideas:

About this opening

Queen's Gambit Declined: Semi-Tarrasch Defense, Levenfish Variation is an opening in the Encyclopedia of Chess Openings, classified under code D40. 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 19 half-moves from the starting position, with the move sequence 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. e3 Nc6 6. Bd3 Bd6 7. O-O O-O 8. Qe2 Qe7 9. dxc5 Bxc5 10. e4.

It belongs to the Queen's Gambit Declined family. Within that family this is a level-2 branch (the Semi-Tarrasch Defense → Levenfish Variation line). The immediate parent line is Queen's Gambit Declined: Semi-Tarrasch Defense, transitioned via 10.e4.

The opening sequence in prose form: 1.d4 d5, 2.c4 e6, 3.Nc3 Nf6, 4.Nf3 c5, 5.e3 Nc6, 6.Bd3 Bd6. 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.