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Fewmoves

Openings 1.e4 c5: the Sicilian

Smith-Morra Gambit: Lines, the Siberian Trap and Stats by Rating

3.c3 gives a pawn to get fast development and open lines against the Sicilian. White’s pieces flood the board (Nc3, Nf3, Bc4, O-O, Qe2, Rd1) while Black is still finishing development.

For White1.e4 c5 2.d4 cxd4 3.c3Seen in 0.3% of rated games

Lichess rating

B21Sicilian Defense: Smith-Morra Gambit

Games from this position (1600–1999): 31k

  1. 1.
  2. 2.
  3. 3.
MovePlayedGamesWhite · Draw · Black
68%21k51%45%
8%2,35248%48%
7%2,13351%45%
5%1,57046%50%
4%1,35745%50%
3%81351%45%
2%63846%48%
2%49648%48%
1%43445%53%

Plans for both sides

White

  • After 3...dxc3 4.Nxc3, aim the pieces at d6 and f7: Bc4, Nf3, O-O, Qe2 and Rd1.
  • The open c- and d-files are your compensation; use them before Black catches up.
  • If Black declines with 3...Nf6 or 3...d5, you get an Alapin-style game.

Black

  • Accepting is fine; develop with ...Nc6, ...e6, ...a6 and ...Nge7 or ...Nf6, and castle.
  • Declining with 3...Nf6 4.e5 Nd5 or 3...d5 avoids all the theory.
  • Watch out for Nb5 and Nd5 jumps and the Siberian trap (below).

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Smith-Morra Gambit at each rating

How often the position after 1.e4 c5 2.d4 cxd4 3.c3 comes up in rated Lichess games, how it scores and what players answer next.

RatingGames (Share of games)White · Draw · BlackTop next move
<12001,120<0.1%53%46%3...dxc370%
1200–159910k0.2%51%46%3...dxc372%
1600–199931k0.5%50%46%3...dxc368%
2000+16k0.8%48%46%3...dxc354%
All58k0.3%50%46%3...dxc365%

What usually comes next

The most played moves from here, all ratings together. Thicker line = played more often.

3...dxc365%4.Nxc387%4.Bc410%3...d38%4.Bxd380%4.Nf39%4.c48%3...Nc67%4.cxd491%4.Nf37%3...Nf67%4.e584%4.cxd45%3.c3

Main variations

Common traps

The Siberian trap

In this common setup, 9.h3?? walks into 9...Nd4!: the knight hits the queen, and 10.Nxd4 allows 10...Qh2 mate. Before you play h3 here, look at what the g4 knight and the c7 queen do to h2.

Fewer than 6 games in our data reached the end of this line.

Show on the board: 1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 e6 6.Bc4 Qc7 7.O-O Nf6 8.Qe2 Ng4 9.h3 Nd4 10.Nxd4 Qh2#(ends in mate)

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At club level

Below 2000 White scores better with the Morra than in the average Sicilian. As Black, if you do not know the lines, decline it.

Practice it

The trainer answers with the replies people at your rating choose, in the same proportions, and brings back your mistakes on a schedule.

Practice as WhitePractice as Black

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