A12o — London Defence
1.c4 c6 2.Nf3 d5 3.b3 Nf6 4.g3 Bf5 5.Bg2 e6 6.Bb2
Eval: [-0.16]
Les coups candidats
6…Nbd7 — 38.0% (885 parties)
Ambassadeurs : Euwe, Max (6x), Blazeka, Matej (5x), Lubczynski, Rafal (5x), Werner, Stephan (4x), Haida, August Konrad (3x), Keres, Paul (3x), Valkesalmi, Kimmo (3x), Valdes Romero, Leonardo (3x)
6…Be7 — 27.4% (638 parties)
Ambassadeurs : Moen, Andreas G.R. (4x), Wenner, Tobias (4x), Faldt, Magnus (3x), Metz, Hartmut (3x), Przewoznik, Jan (3x), Knudsen, Ragnar (3x), Payen, Arnaud (3x), Turover, Isador (2x)
6…h6 — 22.4% (522 parties)
Ambassadeurs : Ferguson, Mark (4x), Grabuzova, Tatiana (3x), Chistiakova, Tamara (3x), Stoeckl, Stephan (3x), Jelling, Erik (2x), Sunye Neto, Jaime (2x), Christiansen, Larry (2x), Michalet, Guy (2x)
6…Bd6 — 8.9% (206 parties)
Ambassadeurs : Euwe, Max (3x), Sarosy, Zoltan L (2x), Anderson, Frank Ross (2x), Gerstenberger, Heinz (2x), Montenegro Garcia, Marcos (2x), Perez Diaz, Alejandro (2x), Houska, Jovanka (2x), Mooloo (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…Nbd7 6…Be7 6…h6 6…Bd6
<1800 46 35% 22% 24% 17%
1800-2200 840 36% 29% 22% 10%
2200-2600 910 35% 29% 28% 6%
2600+ 14 50% 21% 29%
Évolution par décennie (% des parties)
Décennie N parties 6…Nbd7 6…Be7 6…h6 6…Bd6
1920s 23 65% 13% 17%
1930s 38 63% 8% 5% 21%
1940s 25 80% 8% 12%
1950s 32 56% 25% 9% 9%
1960s 39 46% 21% 13% 8%
1970s 58 38% 38% 21% 2%
1980s 118 34% 28% 30% 5%
1990s 423 36% 30% 20% 9%
2000s 710 38% 29% 20% 10%
2010s 723 37% 27% 25% 8%
2020s 138 30% 22% 39% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…Nbd7 37% 30% ▼ -7.1%
6…Be7 27% 22% ▼ -4.9%
6…h6 25% 39% ▲ +14.1%
6…Bd6 8% 7% ▼ -1.5%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 10 parties
Ju, Wenjun — 3 parties
Botvinnik, Mikhail — 2 parties
Smyslov, Vladimir — 2 parties
Alekhine, Alexander — 1 partie
Tal, Mikhail — 1 partie
Gukesh D — 1 partie
Parties historiques
6…Nbd7 — 38.0% (885 parties)
1924 — Villegas, Benito vs Belgrano Rawson, Luis — 0-1 — Buenos Aires ARG
1924 — Zubarev, Nikolay vs Alekhine, Alexey Alexandrovic — 1-0 — Moscow RUS
1924 — Reti, Richard vs Palau, Luis — 1/2-1/2 — Buenos Aires ARG
1925 — Reti, Richard vs Tarrasch, Siegbert — 1/2-1/2 — Breslau GER
1925 — Euwe, Max vs Fontein, George — 1-0 — NLD Cup
6…Be7 — 27.4% (638 parties)
1925 — Haida, August Konrad vs Horak, Adam — 1/2-1/2 — Bratislava SVK
1926 — Reti, Richard vs Treybal, Karel — 1-0 — Semmering AUT
1929 — Alekhine, Alexander vs Turover, Isador — 1-0 — Bradley Beach
1931 — Santasiere, Anthony vs Turover, Isador — 0-1 — New York, NY USA
1937 — Lenton, Alfred vs Thomas, George Alan — 1-0 — Blackpool, Imperial Hotel
6…h6 — 22.4% (522 parties)
1934 — Euwe, Max vs Kmoch, Hans — 1/2-1/2 — Leningrad Leningrad RUS
1937 — Hostinsky, Zdenek vs Koblencs, Alexander — 1/2-1/2 — Brno CZE
1948 — Lisitsin, Georgy vs Panov, Vasily — 1/2-1/2 — Moskou ch-URS
1949 — Pietzsch, Wolfgang vs Starke, Herbert — 1-0 — Bad Klosterlausnitz
1952 — Antoshin, Vladimir S vs Goldenov, Boris P — 1-0 — URS-ch sf Minsk BLR
6…Bd6 — 8.9% (206 parties)
1925 — Euwe, Max vs Graafland, Carla — 1-0 — NLD Cup
1925 — Rochlin, J. vs Levenfish, Grigory — 0-1 — Leningrad RUS
1926 — Euwe, Max vs Goldstein, Alexander — 1-0 — Weston
1927 — Mitchell, Graham Russell vs Herrick, James A — 1-0 — City of London CC
1930 — Gruber, Sandor vs Dyckhoff, R — 1/2-1/2 — Ebensee