Opening guide
Alekhine Defense: Plans, Structures and Variations
Published Updated
Alekhine’s Defense through the invited e5 advance, Black’s attacks on d4 and e5, knight routes, and the structural choices in the Modern, Exchange, and pawn-advance systems.
On this page
- Move-order records
- 56
- ECO coverage
- B02, B03, B04, B05
- Reference move order
- B02 · 1. e4 Nf6
- Position after reference line
- White to move
Opening character
Alekhine’s Defense starts 1.e4 Nf6, inviting e5 and a gain of space with tempo. The knight usually retreats to d5 and later b6, while Black encourages White to add d4, c4, or f4 before challenging that centre with ...d6 and ...c5.
White can build a broad pawn front or choose the Modern Variation with Nf3 and fewer commitments. Black’s aim is not to let the knight be chased without purpose: each retreat should induce another pawn move or prepare pressure against d4 and e5.
Central and pawn structures
The Modern normally leaves White with pawns on e5 and d4 against Black’s d6-pawn, with Nf3 helping to secure the centre. The Four Pawns Attack adds c4 and f4, gaining more space while giving Black more fixed points to attack.
In the Exchange Variation, exd6 can be met by ...cxd6 or ...exd6. The first recapture changes the c-file and leaves a d6-pawn; the second preserves the c-pawn and changes the e-file. White’s later d5 advance and Black’s ...e5 or ...c5 depend on that choice.
Plans for both sides
White
- Consolidate e5 and d4 with Nf3, Nc3, and Be2 before adding another pawn advance.
- Use d5 to gain space when Black cannot attack its base or exploit the vacated c5- and e5-squares.
- Open lines while the black king is central, but avoid preserving every advanced pawn at the cost of development.
Black
- Challenge e5 with ...d6, then attack d4 with ...c5, ...Nc6, and a bishop developed to f5 or g4.
- Route the d5-knight to b6, c7, or back through f6 according to White’s pawn advances.
- Fianchetto with ...g6 and ...Bg7 when the long diagonal adds pressure to d4 rather than merely copying a setup.
Key pawn breaks
...dxe5— Black challenges the head of White’s pawn chain and can expose d4 to further pressure....c5— Black attacks the base on d4 and opens the queen and queenside pieces.d5— White gains more space and can displace a c6-knight, but fixes a new target for Black.
Piece-placement logic
White’s knights normally reach f3 and c3, with bishops on e2 or d3 and the king castled before the centre advances again. In the Four Pawns Attack, piece development must catch up with the c4–d4–e5–f4 formation.
Black’s f6-knight follows the e5 pawn to d5, then often b6; keeping a safe route is more important than attacking from d5 immediately. The c8-bishop uses f5 or g4, while the f8-bishop chooses e7 or g7 according to the centre.
Recurring tactical themes
- Attempts to trap the d5-knight with c4 and Nc3 can leave the advanced white pawns vulnerable to ...d6 and ...c5.
- The sequence ...dxe5 and ...c5 can create attacks on d4 while a queen check on a5 interrupts White’s recapture.
- An e6 advance or sacrifice may attack f7 and open the e-file when Black delays development.
Practical errors to avoid
- White chases the knight with every available pawn and leaves no developed pieces to support the centre.
- Black retreats the knight by habit without identifying which white pawn move is being induced.
- White tries to keep all four advanced pawns after Black opens two lines against them.
- Black exchanges the e5-pawn before the resulting pressure on d4 or piece development is ready.
How the main branches differ
Who this repertoire suits
Alekhine’s Defense suits players who enjoy provoking a large centre and attacking it with pieces and pawn breaks. White can choose a restrained Modern setup or more space-intensive systems; both sides need to understand the knight’s routes and the timing of ...c5 more than a single forcing line.
From understanding to practice
Use the guide to identify the structure and the pawn break you are aiming for, then rehearse only the branches you actually meet. The exact catalogue records preserve move-order detail without pretending that every named position needs a separate lesson.