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Chess Opening Explorer

With our Opening Explorer you can browse our entire chess database move by move obtaining statistics about the results of each possible continuation.
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A40 Queen's pawn, Keres defence

Fen:
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Stored Analysis: +0.09 Depth 37
Opening Explorer Database:    
Moves List:
1. d4 e6 2. c4 b6 3. a3 Nf6  
Next Move # of Games Last Played Winnings percentage
White / Draw / Black
Engine Eval.
4. Nc3  309 2024
35 % 28.2 % 36.9 %
+0.10 Dpt 24
4. Nf3  39 2024
23.1 % 30.8 % 46.2 %
+0.00 Dpt 45
4. Bg5  8 2019
25 % 25 % 50 %
4. Bf4  5 2023
20 % 40 % 40 %
4. d5  5 2018
20 % 40 % 40 %
4. e3  4 2005
100 %
4. f3  0-1, Freck vs. Hemberger
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Recent games

Players Result  
Siccardi, P vs Espinoza Palomino, W  Info 0 - 1 Open Game
Mamedjarova, T vs Matnadze Bujiashvili, A  Info 0 - 1 Open Game
Mamedjarova, T vs Aktamova, Z  Info 1 - 0 Open Game
Ojas Kulkarni vs Hansen, S  Info 1 - 0 Open Game
Fedoseev, V vs Mousavi, S  Info 1 - 0 Open Game

Top Games by Average ELO

Players Result  
Donchenko, A vs Meier, G  Info ½ - ½ Open Game
Postny, E vs Meier, G  Info ½ - ½ Open Game
Van Wely, L vs Meier, G  Info 1 - 0 Open Game
Ivanisevic, I vs Meier, G  Info 0 - 1 Open Game
Marin, M vs Nisipeanu, L  Info ½ - ½ Open Game

Played frequently by

As White  
Werner Hoffmann5 games
Erich Kreilinger5 games
Saverio Farina4 games
As Black  
Jonathan S Speelman6 games
Ralf Lau3 games
Guenter Sube2 games