Chess Openings Lab
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Sicilian Defense: Franco-Sicilian Variation

The Franco-Sicilian is 1.e4 c5 2.Nf3 Nc6 3.d4 e6, where Black plays ...e6 instead of taking on d4. This is a mistake: White can push d5, hitting the c6 knight and grabbing big space before Black's pieces are ready.

Moves
1.e4 c5 2.Nf3 Nc6 3.d4 e6
ECO
B32
Engine
+1.83 · a large advantage for White (Stockfish 17.1, depth 20)
Played
1,949 games in our lichess sample
White scores
56.3%

Key ideas for both sides

White

  • 4.d5 is best. After ...Na5, d6 cramps Black's position and blocks the f8 bishop.
  • Then Nc3 and e5 gain more space; Black's knight on a5 stays out of play.
  • If you prefer simple play, Nc3 allows ...cxd4 Nxd4 and a normal open Sicilian.
  • Bg5 is a quieter way to develop, trading the dark bishops after ...Be7.

Black

  • The safer move order is ...cxd4 on move three, which avoids the d5 push entirely.
  • If d5 comes, ...Na5 keeps the knight near c4. Then ...b6 and ...a6 try to stabilize.
  • After d6, the pawn is a target; aim ...Bb7, ...Nc6 and ...Qb8 to win it later.
  • Avoid wild moves. Black must survive the opening before hoping for counterplay.

Plans and pawn structure

After 4.d5 Na5 5.d6, Black is cramped: the f8 bishop is blocked and the a5 knight is offside. White develops with Nc3, Bf4 and e5, keeping the d6 pawn protected and building pressure. Black's hope is to round up d6 with ...Nc6, ...Qb8 and ...Bb7. If White's support breaks, Black wins a pawn, but this takes many moves. Most of the time White ends up with a big space edge and an easy game.

What the engine plays from here

Stockfish 17.1 at depth 20 rates the position +1.83: a large advantage for White. Its three top choices for White:

  1. +1.83 4.d5 Na5 5.d6 b6 6.Nc3 a6
  2. +0.37 4.Nc3 cxd4 5.Nxd4 Nf6 6.Nxc6 bxc6
  3. +0.29 4.Bg5 Be7 5.Bxe7 Qxe7 6.Nc3 Nf6

Pawns, from White's side.

How it scores on lichess

1,949 rated lichess games reached this position; White scored 56.3%.

under 120051.7%
1200–159957.3%
1600–199956.0%
2000 and up63.8%

Light: White wins. Grey: draws. Dark: Black wins. About the sample.

How to play against it

With White, play 4.d5 and follow with d6 if the knight goes to a5. Develop with Nc3 and e5, keeping the d6 pawn protected. Do not take on c5 or trade early, which gives Black time to fix the position.

Questions

What are the moves of the Sicilian Defense: Franco-Sicilian Variation?

The Sicilian Defense: Franco-Sicilian Variation starts 1.e4 c5 2.Nf3 Nc6 3.d4 e6. Its ECO code is B32.

Is the Sicilian Defense: Franco-Sicilian Variation good for Black?

Stockfish 17.1 rates the position +1.83 at depth 20, which is a large advantage for White. In 1,949 lichess games from our sample, White scored 56.3%. A dubious choice for Black that gives White an easy space edge; avoid it and play ...cxd4 instead.

What is the main idea of the Sicilian Defense: Franco-Sicilian Variation?

Black tries a French-style setup with ...e6, but this allows 4.d5. White gains huge space, and Black's knight is pushed to a5 and the f8 bishop blocked by the d6 pawn.

What should White play next?

The engine's first choice is d5, with Nc3 and Bg5 close behind. 4.d5 chases the knight and plants a pawn on d6, cramping Black badly.

Updated October 2026. Sources and method.