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ECO C25-C29WhiteA line in the Vienna Game

Learn the Vienna: 2...Nc6 3.g3 (Fianchetto vs ...Nc6) line in the Vienna Game

A calm positional line: White fianchettoes against Black's ...Nc6 setup, develops harmoniously with Nge2 and d3, and aims for a slow buildup with f4 or d4 to follow.

The moves you’ll play

  1. 1.e4e5
  2. 2.Nc3Nc6
  3. 3.g3g6
  4. 4.Bg2Bg7
  5. 5.d3d6
  6. 6.Nge2Nf6
  7. 7.O-OO-O

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

Your coach, move by move

  1. 1. e4We open in the center.
  2. 2. Nc3We develop and defend e4.
  3. 3. g3We prepare the fianchetto, choosing a solid positional setup against Black's classical development.
  4. +4 more coached moves waiting in the app

Key ideas behind this line

  • White: prepare and execute the f2-f4 break to open lines toward Black's king; after fxe5 White gains central space and a half-open f-file.
  • White: in the gambit, follow up with Nf3, d4 and Bd3/Bc4 to build a broad pawn center and pile pressure on Black's advanced e4-knight.
  • Black: strike back in the center with the main equalizer 3...d5, challenging e4 and freeing piece development before White's attack rolls.

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More lines in this opening

Vienna Gambit: Main Line, 3...d5 4.fxe5 Nxe4 5.Nf3 Be7

The critical main line: Black hits back with 3...d5 and White accepts a sharp open game where the e5-pawn and rapid kingside development give a comfortable, well-studied position.

Vienna Gambit: 3...d5 4.fxe5 Nxe4 5.Qf3

Instead of 5.Nf3 White plays the direct 5.Qf3, pressuring the e4-knight and the d5-pawn; after the trade on c3 White gets a broad pawn center and an active queen.

Vienna Gambit: 3...d5 4.fxe5 Nxe4 5.Nf3 Bg4

Black pins the f3-knight with 5...Bg4; White untangles with Qe2 and recaptures toward the center, emerging with the bishop pair and pressure down the f-file.

Vienna Gambit: 3...d5 4.fxe5 Nxe4 5.Nf3 Bc5

Black develops actively with 5...Bc5, but after d4 and Bd3 White gains the center and the bishop pair, with the half-open b- and f-files for attacking play.

Vienna Gambit: 3...exf4 4.e5 Ng8

When Black grabs the pawn with 3...exf4, the key move is 4.e5, kicking the knight back to g8; White then dominates the center and regains the pawn with a big lead in development.

Vienna Gambit: 3...exf4 4.e5 Qe7

Black tries 4...Qe7 to hold the e5-pawn and exploit the pin, but White meets it with 5.Qe2, after which the knight still retreats and White keeps a comfortable initiative.

Vienna: 2...Nc6 3.f4 exf4 4.Nf3 g5 5.h4 (Allgaier-style)

Against 2...Nc6 and the King's-Gambit-like 3...exf4 4.Nf3 g5, White plays the sacrificial 5.h4 and Ng5xf7, dragging the king out for a dangerous attack.

Vienna: 2...Nc6 3.f4 exf4 4.Nf3 g5 5.d4 (Pierce Gambit)

The Pierce Gambit: White sacrifices the knight with 5.d4 and Bc4, then castles and recaptures on f3, obtaining a huge lead in development and open lines for a kingside onslaught.

Vienna: 2...Nf6 3.Bc4 Nc6 4.d3 Na5

A quiet, solid setup with 3.Bc4: when Black trades off our strong bishop with ...Na5xc4, we recapture toward the center and play a comfortable, low-risk middlegame.

Vienna: 2...Nf6 3.Bc4 Bc5 4.d3 (Quiet System)

A practical setup where White develops with Bc4 and d3, then unleashes a delayed f4-f5 to gain kingside space and attacking chances once both sides are developed.

Frankenstein-Dracula Variation: 3.Bc4 Nxe4 4.Qh5

If Black greedily grabs e4, White plays the famous 4.Qh5 attack; through Bb3 and Nb5 White wins back material and seizes the initiative against Black's exposed position.

Mieses Variation: 2...Nf6 3.g3

The positional Mieses System: White fianchettoes the king's bishop and, after the central exchanges, plays against Black's center with the long diagonal and the half-open b-file.

Vienna: 2...Nf6 3.f4 d6 (Paulsen Defense)

Against the solid 3...d6, White develops naturally, pins the c6-knight with Bb5, and recaptures the f4-pawn with a comfortable space advantage and a strong center.

Vienna: 2...Bc5 3.Nf3

When Black develops the bishop early to c5, White plays a quiet Italian-style setup and uses Na4 to exchange off Black's good bishop, gaining the bishop pair in a healthy position.

Vienna Gambit: 3...d5 4.fxe5 Nxe4 5.d3

A direct alternative where White immediately challenges the e4-knight with 5.d3; after the exchanges White gets the bishop pair and the half-open b- and f-files for active play.

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