Sicilian Defense: Dragon Variation, Yugoslav Attack (9… Bd7 10. O-O-O)

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. O-O-O

The Sicilian Defense: Dragon Variation, Yugoslav Attack is a chess opening classified as ECO B78, 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. O-O-O. It is a line of the Sicilian Defense. Black is to move. 3 named lines continue from this position.

In 12.6 million rated Lichess games (blitz and slower), this position was reached 211 times by this move order. White won 56%, 5% were drawn and Black won 39%. The most popular continuation is 10… Rc8 (56% of games).

Engine evaluation: +0.40 (Stockfish, depth 50; best line 10… Rc8 11. Bb3 Nxd4 12. Bxd4 b5 13. a3)

ECO: B78
Moves: 19 plies
FEN: r2q1rk1/pp1bppbp/2np1np1/8/2BNP3/2N1BP2/PPPQ2PP/2KR3R b - - 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. O-O-O

Analyse with Stockfish · Board image (SVG) · Open on Lichess

Results by rating

Average rating	Games	White / draw / Black
0-1499	15	87%13%
1500-1999	59	56%42%
2000+	137	53%41%
All	211	56%39%

Most played moves

Move	Games	White / draw / Black
10… Rc8 Dragon Variation, Yugoslav Attack, Old Line	119 (56%)	55%39%
10… Ne5	26 (12%)	62%35%
10… Rb8 Dragon Variation, Yugoslav Attack, Chinese Dragon	25 (12%)	52%44%
10… Qa5	21 (10%)	67%33%
10… a6	6 (3%)	83%17%
10… Qc7	5 (2%)	20%80%
10… Nxd4	3 (1%)	67%33%
10… d5	2 (1%)	50%50%

Master games

226 over-the-board games are classified under this line (White 52%, draw 15%, Black 33%). The strongest:

Stockfish 20210113 (3601) – LCZero 0.27.0d-Tilps-dje-magic_JH.94-100 (3586) 1/2-1/2 · TCEC 20 Superfinal 2020 · 2021-01-29
LCZero 0.27.0d-Tilps-dje-magic_JH.94-100 (3586) – Stockfish 20210113 (3601) 1/2-1/2 · TCEC 20 Superfinal 2020 · 2021-01-29
GM So, W. (2754) – GM Jan-Krzysztof Duda (2728) 1-0 · Moscow FIDE Grand Prix · 2019-05-18
IM Anton Demchenko (2610) – GM Daniele Vocaturo (2534) 1-0 · Chigorin Mem Rapid · 2012-10-26
GM Krikor Sevag Mekhitarian (2554) – IM Valeriy Grinev (2441) 1/2-1/2 · Titled Tuesday 4th May · 2021-05-04

Search all games of the Sicilian Defense: Dragon Variation, Yugoslav Attack and its sub-variations

Highest-rated Lichess games

NM logozar (2604) – PowerDrive (2573) 1-0 · 2026-09-01 · 180 + 0s
CM Mysterious-Master (2571) – FM FlySooHigh (2606) 1-0 · 2026-09-03 · 180 + 0s
Sawa-169 (2505) – FM TheMadSponge (2515) 0-1 · 2026-09-06 · 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

Continuations

Sicilian Defense: Dragon Variation, Yugoslav Attack, Chinese Dragon B78 · 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. O-O-O Rb8
Sicilian Defense: Dragon Variation, Yugoslav Attack, Old Line B78 · 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. O-O-O Rc8
Sicilian Defense: Dragon Variation, Yugoslav Attack, Soltis Variation B79 · 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. O-O-O Qa5 11. h4 Rfc8 12. Bb3 h5

More Sicilian Defense lines (all)

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.