Chess Opening Explorer

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3

Black to move
1,148 games · 1882-2025
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move

games

white wins - draws - black wins %

7...Be7

1,045

20%

34.5%

45.5%

7...Be6

31.7%

30%

38.3%

7...h6

29%

12.9

58.1%

7...a5

36.8%

21.1%

42.1%

7...a6

63.6%

18.2%

7...Be7 -0.17 (33 ply)

NOTABLE GAMES: (?)
Botvinnik vs Boleslavsky, 1943 (1-0)
Pilnik vs Geller, 1955 (0-1)
I Rogers vs Shirov, 1990 (1-0)
Karpov vs Timman, 1977 (1-0)
K Blake vs Fischer, 1956 (0-1)

DEBUT: V Hruby vs Paulsen, 1882 (0-1)
RECENT: Jaka Meglic vs Z Kozul, 2017 (0-1)

OPENING DESIGNATIONS:
B59: Sicilian, Boleslavsky Variation, 7.Nb3 (1148)

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