Chess Opening Explorer

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7

White to move
1,781 games · 1923-2025
search database for this position

move

games

white wins - draws - black wins %

9. O-O

915

33.7%

39.7%

26.7%

9. e4

596

36.9%

37.8%

25.3%

9. a3

260

30.4%

48.1%

21.5%

9. Qe2

14.3

42.9%

9. a4

60%

20%

9. Qc2

33.3%

66.7%

9. Bd2

Savon vs Bagirov, 1973 1/2-1/2

9. b3

S Lilienthal vs D Catlak, 1975 0-1

9. Ne4

O'Kelly vs A Pomar, 1964 1/2-1/2

9.a3 +0.32 (36 ply)

NOTABLE GAMES: (?)
Kasparov vs Kramnik, 1996 (0-1)
Kasimdzhanov vs Kasparov, 2005 (0-1)
Carlsen vs Aronian, 2008 (1-0)
Karpov vs Anand, 1998 (1-0)
Gelfand vs Dreev, 1993 (0-1)

DEBUT: Duchamp vs L Szwarcman, 1929 (1/2-1/2)
RECENT: S Mareco vs S L Narayanan, 2017 (1-0)

GAME COLLECTIONS:
The Semi-Slav by mak2

OPENING DESIGNATIONS:
D47: Queen's Gambit Declined Semi-Slav (1781)

FEN:
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