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ECO B22WhiteA line in the Alapin Sicilian

Learn the 2...d5: 4...e6 Solid IQP line in the Alapin Sicilian

A solid isolated-pawn setup where Black foregoes ...Bg4; White castles, plays Nc3 with tempo, and uses the d-pawn's energy for piece activity and central play.

The moves you’ll play

  1. 1.e4c5
  2. 2.c3d5
  3. 3.exd5Qxd5
  4. 4.d4e6
  5. 5.Nf3Nf6
  6. 6.Be2Nc6
  7. 7.O-Ocxd4
  8. 8.cxd4Be7

The line continues — master it move by move in the app.

Your coach, move by move

  1. 1. e4We claim the center and open lines.
  2. 2. c3We prepare the d4 advance.
  3. 3. exd5We capture to draw the queen out for later harassment.
  4. +5 more coached moves waiting in the app

Key ideas behind this line

  • White's core plan is c3 followed by d4 to build a strong pawn center; after exchanges, embrace the isolated queen's pawn (IQP) for active pieces, open c- and e-files, and an e5 outpost.
  • Against 2...Nf6 3.e5 Nd5, use the e5 pawn as a space-gaining wedge, harass the d5-knight with Bc4, and aim for a kingside initiative or a timely d4-d5 break.
  • Against 2...d5 3.exd5 Qxd5, develop with tempo: Nf3, Be2 and Nc3 hit the centralized queen, giving White a lead in development and pressure on the half-open e-file.

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More lines in this opening

Main Line: 2...d5, Classical (4...Nf6 with ...Bg4/...Bh5)

The classical main line: White accepts a future isolated queen's pawn in return for easy development, the bishop-pair chance, and active pieces. Typical follow-up is Be3, Nc3 (hitting the queen), and rooks to c1/d1/e1 with pressure on Black's king.

2...d5: Classical, 7...Bxf3 (Bishop Pair)

Black trades on f3 to ease the cramp; White happily takes the bishop pair and points the f3-bishop down the long diagonal at b7, pressing with the isolated d-pawn.

2...d5: 4...Nc6, Isolated Queen's Pawn Main

A direct isolated-queen's-pawn battle: White's pieces flow out naturally, the c-file opens, and Nc3 gains a tempo on the queen to fuel a kingside initiative.

2...d5: 4...g6 Fianchetto

Against Black's fianchetto White calmly completes development, prevents ...Bg4 with h3, and keeps a mobile center, planning Nc3 to hit the queen and grab the initiative.

2...Nf6 Main Line: 7.Bc4 Nb6 8.Bb5

The principal line against 2...Nf6: White builds the big d4-e5 center, develops with tempo against the d5-knight, and after ...dxe5 will play Nxe5, enjoying lasting space and pressure on c6/f7.

2...Nf6: 7...e6, Knight Holds d5

Black props up the d5-knight with ...e6; White castles and keeps the spatial bind, later expanding with Nc3 and Re1 and pressing the cramped position and the d6-pawn.

2...Nf6: 5...e6 System

Black's ...e6 system stays solid; White retreats the attacked bishop to b3, keeps the d4-e5 center, and plays for the typical space advantage and kingside chances.

2...Nf6: ...g6 Fianchetto vs the Big Centre

Black fianchettos against the big center; White pins the c6-knight with Bb5, keeps the e5-wedge, and aims to restrain Black's freeing ...f6 and ...d6 breaks.

2...e6: Advance Variation (French Structure)

With ...e6 Black invites a French Advance; White takes space with e5, develops with Nf3/Be2/Nc3, and plays on the kingside while soundly defending the d4-base.

2...d6: Big-Centre Transposition

Black's modest ...d6 concedes White an ideal e4-d4 center; White recaptures with the c-pawn, develops harmoniously, and enjoys a Maroczy-like space advantage.

2...g6: Modern, ...d5/e5 Advance

Against the Modern move order White grabs the center, plays e5 to blunt the g7-bishop on the long diagonal, and nurses a comfortable spatial edge with simple development.

2...Nc6: IQP via the ...Nc6 Move Order

Reaching an isolated queen's pawn via the ...Nc6 order; because the c-pawn is already traded, White develops Nc3 with tempo on the queen and points the d3-bishop and IQP energy at Black's king.

2...b6: Queen's Fianchetto

Black fianchettos on b7 to pressure e4; White shores up the center with Bd3 and Qe2, completes development, and keeps a sound space advantage.

2...e5: Central Counter

Black's ...e5 stakes the center but weakens d5; White develops naturally, breaks with d4, and emerges with a strong central knight and the better structure.

2...d5 3...Nf6: Knight Recapture

Black declines the queen recapture and takes on d5 with the knight; White builds the center, develops with tempo, and steers into a favorable isolated-pawn middlegame with pressure on f7.

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