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C91: Ruy Lopez, closed, 9.d4

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. d4

Ruy Lopez, closed, 9.d4

C91 Sub-variants:

Overview

Games on Database: 4214
Last Played: Oct 2025
Overall score:
38.5% 36.4% 25.1%

Played frequently by:

White  
Herman C Van Riemsdijk 45 games
Vitaly Tseshkovsky 26 games
Friso Nijboer 21 games
Black  
Mark L Hebden 31 games
Oleg M Romanishin 19 games
Alexander G Beliavsky 17 games

Possible continuations:

9... Bg4  3811
37.4 % 37 % 25.7 %
9... exd4  138
52.2 % 21 % 26.8 %
9... Bb7  123
47.2 % 37.4 % 15.4 %
9... Re8  45
28.9 % 62.2 %
9... Na5  31
54.8 % 29 % 16.1 %
9... Nd7  30
53.3 % 23.3 % 23.3 %
9... h6  29
65.5 % 17.2 % 17.2 %
9... Nb8  4
25 % 50 % 25 %