Openings · Improver

Alekhine's Defense: The Main Line Move by Move

Walk through the Alekhine's Defense Modern main line one move at a time — why 1...Nf6, why ...d6, how Black trades off White's center, and how to reach a comfortable hypermodern setup.

So you want to actually play Alekhine’s Defense, not just admire how cheeky it is. Great. The opening has a wild reputation, but the Modern main line is wonderfully logical once you see the plan: provoke the pawns, challenge them with …d6, trade off the cramping e5-pawn, and then develop a tidy hypermodern setup with a fianchettoed bishop. Let’s walk it from move one, with the why behind every move.

The line we’re learning: 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 dxe5 5.Nxe5 g6 6.Bc4 c6 7.O-O Bg7 This is a clean, modern way to handle Alekhine’s Defense.

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The Modern Alekhine main line — Black challenges the center, trades, and fianchettoes the bishop.

Move by move

1.e4 Nf6 — the provocation

White grabs the center, and Black answers with the cheeky 1…Nf6, immediately attacking the e4-pawn. Black isn’t fighting for the center with a pawn — Black is daring White to push. This is the whole personality of Alekhine’s Defense in one move.

2.e5 — White takes the bait

White does the natural thing: 2.e5, kicking the knight and grabbing space. The pawn is now on the fifth rank, gaining a tempo — but it’s also a long way from home and will need watching.

After 2.e5 — the knight must move, but White's pawn is now a committed, advanced target.

2…Nd5 — the knight settles

The knight hops to 2…Nd5, its best square. From here it eyes c3 and f4 and can drop back to b6 later. (Going to g8 or e4 would be passive or loose.) Black accepts losing a tempo as the price of provoking White forward.

3.d4 d6 — the central challenge

White grabs more space with 3.d4, and now Black plays the key move: 3…d6, striking directly at the e5-pawn. This is the heart of the plan — Black refuses to let White keep that cramping pawn for free.

4.Nf3 — the Modern, sensible choice

White develops with 4.Nf3 instead of over-grabbing with 4.c4 or 4.f4. This is the modern main line: solid, flexible, and the hardest for Black to attack.

The Modern main line after 4.Nf3 — White develops first and keeps a healthy center.

4…dxe5 5.Nxe5 — trading off the cramping pawn

Black resolves the central tension: 4…dxe5 5.Nxe5. That advanced e5-pawn — the thing cramping Black — is gone, replaced by a knight Black can challenge. The position has opened up nicely for Black’s pieces.

5…g6 — preparing the fianchetto

Black plays 5…g6, preparing to fianchetto the dark-squared bishop to g7. From g7 the bishop will rake the long diagonal, pressuring d4 and the center — a textbook hypermodern setup.

6.Bc4 c6 — a useful little move

White develops the bishop actively to 6.Bc4, eyeing the f7-square and the d5-knight. Black responds with 6…c6, a quiet but important move: it gives the d5-knight extra support and takes the b5- and d5-squares away from White’s pieces.

7.O-O Bg7 — castle and complete the setup

White tucks the king away with 7.O-O, and Black finishes the fianchetto with 7…Bg7. Black’s setup is complete in spirit: a bishop on the long diagonal, a knight on d5, and a clear plan.

The main-line tabiya after 7...Bg7 — Black is ready to castle, develop the queenside, and pressure d4.

The tabiya — and where it goes next

That position after 7…Bg7 is a genuine crossroads. From here Black completes development naturally:

  • …O-O to get the king safe.
  • …Nd7 (or …N8d7) to challenge the e5-knight and develop.
  • …Be6 or …Bf5 to develop the light-squared bishop and add pressure.
  • Long-term, look for …c5 or …e6/…Nb6 to keep chipping at White’s center.

White, meanwhile, enjoys a small space edge and tries to prove the knight’s earlier travels left Black a touch slow. It’s a rich, balanced middlegame where understanding the plan beats memorizing moves.

The one idea to carry through the whole line

If you remember nothing else, remember why Black went through all that. Every move serves a single theme: provoke White’s center, then dismantle it. Black lets the e5-pawn advance, immediately challenges it with …d6, trades it off, and then sets up pieces (the g7-bishop especially) to pressure whatever White has left in the center.

That’s also why move order matters. Black plays …d6 before developing pieces so the cramping e5-pawn never gets comfortable, and chooses the Modern 4.Nf3 response carefully — because the sharper Four Pawns Attack (4.c4 Nb6 5.f4) demands a totally different, more combative reaction (covered in the variations guide). Little details like that flow from understanding the plan rather than memorizing squares.

New to all of this? Start gentle with Alekhine’s Defense for beginners.

FAQ

What’s the main line of Alekhine’s Defense? A common modern main line runs 1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 dxe5 5.Nxe5, after which Black develops with …g6, …Bg7, …O-O and pressures the center.

Why does Black play 3…d6? To challenge White’s advanced e5-pawn directly. That pawn cramps Black, so the whole plan is to undermine and trade it off rather than tolerate it.

Why move the knight all the way to d5? d5 is the knight’s best square after 2.e5 — it’s centralized, eyes c3 and f4, and can retreat to b6 later. The lost tempo is the deliberate price of provoking White’s pawns forward.

Do I have to memorize all seven moves? No — understand the ideas (provoke, challenge with …d6, trade the e5-pawn, fianchetto and pressure the center). The exact move order then feels natural rather than memorized.

Keep climbing

Want the reasoning behind moves like “challenge the center before you finish developing”? Read the opening principles — Alekhine’s Defense is a vivid example of the hypermodern take on those principles. And loop back to the Alekhine’s Defense overview or the openings hub any time. For the sharp alternatives, see the variations guide.


Written and fact-checked by the Chess Lab Academy Editorial Team (AI-assisted, human-edited) · Lines checked against mainstream opening theory and verified with Stockfish 17 · ECO B02–B05 · Last verified 2026-06-25 · Sources · How we verify content.

About this lesson — Chess Lab Academy's editorial team researches, writes, and fact-checks every lesson. Content is drafted with AI assistance and every move is engine-verified before publishing — see our methodology. Read our methodology →
Verification — engine-verified (Stockfish 17) + mainstream opening theory; ECO B02–B05 · Last verified June 25, 2026
Puzzles — from the Lichess open database (CC0), each engine-verified at the source.
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