Sicilian Defense: Sozin Attack
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4
The Sicilian Defense: Sozin Attack is a chess opening classified as ECO B86, reached after 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4. It is a line of the Sicilian Defense. Black is to move.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 79 times by this move order. White won 51%, 2% were drawn and Black won 47%. The most popular continuation is 6… a6 (65% of games).
Engine evaluation: +0.03 (Stockfish, depth 50; best line 6… a6 7. Bb3 Nbd7 8. Be3 Nc5 9. f3)
- ECO
- B86
- Moves
- 11 plies
- FEN
rnbqkb1r/pp3ppp/3ppn2/8/2BNP3/2N5/PPP2PPP/R1BQK2R b KQkq - 1 6- PGN
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 4 | |
| 1500-1999 | 21 | |
| 2000+ | 54 | |
| All | 79 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 6… a6 | 51 (65%) | |
| 6… Be7 | 16 (20%) | |
| 6… Nc6 | 7 (9%) | |
| 6… Qc7 | 3 (4%) | |
| 6… e5 | 1 (1%) | |
| 6… Nbd7 | 1 (1%) |
Master games
148 over-the-board games are classified under this line (White 37%, draw 14%, Black 49%). The strongest:
- GM Rustam Kasimdzhanov (2704) – GM Peter Svidler (2727) 1/2-1/2 · World Blitz 2015 · 2015-10-14
- GM Maxime Lagarde (2604) – GM Etienne Bacrot (2619) 0-1 · 99th ch-FRA 2026 · 2026-08-16
- FM Matiss Mustaps (2377) – GM Yangyi Yu (2717) 0-1 · 39th ECC Open 2024 · 2024-10-20
- IM Ernesto J. Fernandez Guillen (2477) – IM Stamatis Kourkoulos-Arditis (2539) 1-0 · Titled Tue 9th May Late · 2023-05-09
- GM Mikhail Golubev (2461) – GM Oskar Wieczorek (2504) 1-0 · Titled Tue 4th Oct Late · 2022-10-04
Search all games of the Sicilian Defense: Sozin Attack and its sub-variations
Highest-rated Lichess games
- CM Benek77 (2565) – Viti86 (2568) 1-0 · 2026-09-02 · 180 + 0s
- Toril_DC (2429) – Zeppski88 (2448) 0-1 · 2026-09-02 · 180 + 0s
- CM alesha_kiselev (2468) – SupplyChain (2387) 1-0 · 2026-09-01 · 180 + 0s
Comes from
Sicilian Defense: Scheveningen Variation 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6
More Sicilian Defense lines (all)
- Sicilian Defense (1. e4 c5) B20
- Sicilian Defense: Amazon Attack B20
- Sicilian Defense: Big Clamp Formation B20
- Sicilian Defense: Bowdler Attack B20
- Sicilian Defense: Brick Variation B20
- Sicilian Defense: Czerniak Attack B20
- Sicilian Defense: Czerniak Attack, Queen Fianchetto Variation B20
- Sicilian Defense: Euwe Attack, Prins Gambit B20
- Sicilian Defense: Gloria Variation B20
- Sicilian Defense: Grob Variation B20
- Sicilian Defense: Keres Variation B20
- Sicilian Defense: King David's Opening B20
Opening names and moves from the Lichess openings dataset; statistics from the Lichess open database, 2026-09 (CC0), sample of 12.6 million games, bots excluded; evaluations from Lichess cloud analysis (all CC0). Master games from The Week in Chess #920–#1664 by Mark Crowther, used with permission.