Sicilian Defense: Dragon Variation, Yugoslav Attack, Main Line (9… Bd7 10. Bb3)
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. Bb3
The Sicilian Defense: Dragon Variation, Yugoslav Attack, Main Line is a chess opening classified as ECO B77, reached after 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. Bb3. 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 36 times by this move order. White won 53%, 8% were drawn and Black won 39%. The most popular continuation is 10… Rc8 (61% of games).
Engine evaluation: +0.13 (Stockfish, depth 42; best line 10… Nxd4 11. Bxd4 b5 12. a4 bxa4 13. Bxa4)
- ECO
- B77
- Moves
- 19 plies
- FEN
r2q1rk1/pp1bppbp/2np1np1/8/3NP3/1BN1BP2/PPPQ2PP/R3K2R b KQ - 6 10- PGN
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. Bb3
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 1500-1999 | 7 | |
| 2000+ | 29 | |
| All | 36 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 10… Rc8 | 22 (61%) | |
| 10… Qa5 | 7 (19%) | |
| 10… Ne5 | 2 (6%) | |
| 10… Na5 | 2 (6%) | |
| 10… a6 | 1 (3%) | |
| 10… Rb8 | 1 (3%) | |
| 10… Nxd4 | 1 (3%) |
Master games
201 over-the-board games are classified under this line (White 46%, draw 23%, Black 31%). The strongest:
- GM Ivan Saric (2668) – GM Jose Fernando Cuenca Jimenez (2529) 1/2-1/2 · TCh-ESP Div Honor 2016 · 2016-09-28
- GM Manuel Perez Candelario (2612) – GM Alexandr Fier (2560) 1-0 · Iberoamericano Chess24 · 2020-06-20
- GM Rodrigo Vasquez Schroeder (2459) – GM Gawain C B Maroroa Jones (2677) 0-1 · Titled Arena May 8th 2021 · 2021-05-08
- GM Nidjat Mamedov (2602) – GM Emre Can (2471) 1-0 · 14th Euro Indiv 2013 · 2013-05-10
- IM Elham Amar (2518) – GM Zhongyi Tan (2530) 1-0 · Titled Tue 24th Jan Late · 2023-01-24
Highest-rated Lichess games
- nuitet989893 (2465) – contrapunctus_XI (2637) 0-1 · 2026-09-06 · 180 + 0s
- KuoCinyu (2600) – prince_of-Darkness (2273) 1-0 · 2026-09-07 · 600 + 0s
- CM Ersahin (2431) – Nikkkita (2421) 1-0 · 2026-09-02 · 180 + 2s
Comes from
Sicilian Defense: Dragon Variation, Yugoslav Attack, Main Line (9. Bc4 Bd7) 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7
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.