A96b - 7.b3 - Classical

A96b — Classical
1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d6 7.b3
Les coups candidats
Ambassadeurs : Naumkin, Igor (17x), Langier, Daniel (5x), Spice, Alan (5x), Zatonskih, Anna (4x), Mescheder, Wolfgang (4x), Sliwa, Bogdan (3x), Eliskases, Erich (3x), Keller-Hermann, Edith (3x)
7…Ne4 — 30.6% (490 parties)
Ambassadeurs : Nester, Ihor (6x), Glek, Igor (6x), Woodhouse, Stephen V (5x), Meessen, Rudolf (4x), Brookfield, Toby (4x), Shtyrenkov, Veniamen (3x), Hoang, Thanh Trang (3x), Williams, Simon K (3x)
Ambassadeurs : Roos, Jean-Luc (6x), Lyell, Mark (5x), Nemec, Zdenek (5x), Jezek, Jaroslav (4x), Mukherjee, Ajoy K (4x), Rejfir, Josef (3x), Kljako, Damir (3x), Rogovskoy, Alexander (3x)
7…Nbd7 — 2.4% (38 parties)
Ambassadeurs : Hoenlinger, Baldur (1x), Golmayo Torriente, Manuel (1x), Schroeder, Hannes (1x), Schmid, Hartmut (1x), Myyra, Markku (1x), Vainio, Mauno (1x), Specht, Maria (1x), Antusch, Ingrid (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Qe8 7…Ne4 7…a5 7…Nbd7
<1800 23 17% 43% 17% 13%
1800-2200 594 38% 35% 18% 3%
2200-2600 672 39% 34% 24% 1%
2600+ 4 25% 75% — —
Évolution par décennie (% des parties)
Décennie N parties 7…Qe8 7…Ne4 7…a5 7…Nbd7
1930s 7 57% — 14% 14%
1940s 11 64% 27% — —
1950s 65 60% 11% 25% —
1960s 46 59% 13% 22% 2%
1970s 41 49% 12% 29% —
1980s 82 56% 9% 29% 4%
1990s 339 62% 8% 21% 4%
2000s 328 39% 38% 14% 2%
2010s 535 28% 46% 18% 2%
2020s 148 15% 43% 33% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Qe8 28% 15% ▼ -13.5%
7…Ne4 46% 43% ▼ -2.9%
7…a5 18% 33% ▲ +15.4%
7…Nbd7 2% 3% ▲ +1.7%
Joueurs célèbres
Champions du monde dans cette position
Gukesh D — 2 parties
Botvinnik, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie
Tal, Mikhail — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
7…Qe8 — 40.9% (656 parties)
1931 — Budo, Alexander Semenovich vs Ilyin Zhenevsky, Alexander — 0-1 — Moskou ch-URS
1931 — Botvinnik, Mikhail vs Kan, Ilya A — 1-0 — Moskou ch-URS
1935 — Dake, Arthur William vs Steiner, Herman — 1-0 — Los Angeles, CA USA
1936 — Iliesco, Juan vs Vinuesa, Juan — 0-1 — Mar del Plata ARG
1942 — Junge, Kai vs Bogoljubow, Efim — 1-0 — Salzburg AUT
7…Ne4 — 30.6% (490 parties)
1947 — De Piro, Tristram vs Rubinstein, P. — 1/2-1/2 — Buenos Aires ch-ARG
1948 — Keres Paul Petrovich vs Lisitsin, Georgy — 1-0 — Moscow RUS
1948 — Keres, Paul vs Lisitsin, Georgy — 1-0 — Moskou ch-URS
1954 — Eliskases, Erich vs Estrada Degrandi, Walter — 1-0 — Mar del Plata ARG
1954 — Heinicke, Herbert vs Prins, Lodewijk — 1-0 — Utrecht NED
7…a5 — 20.2% (323 parties)
1934 — Tholfsen, Erling vs Santasiere, Anthony — 0-1 — Syracuse
1950 — Kottnauer, Cenek vs Simagin, Vladimir — 1-0 — Schiavno Zdroj
1953 — Averbakh, Yuri L vs Boleslavsky, Isaac — 1/2-1/2 — Zurich SUI
1953 — Borisenko, Georgy K vs Shianovsky, Vladislav I — 1-0 — Leningrad RUS
1954 — Benko, Francisco vs Pelikan, Jorge — 0-1 — Buenos Aires ch ARG
7…Nbd7 — 2.4% (38 parties)
1938 — Hoenlinger, Baldur vs Golmayo Torriente, Manuel — 1-0 — Paris FRA
1965 — Schroeder, Hannes vs Schmid, Hartmut — 0-1 — Kiel GER
1981 — Myyra, Markku vs Vainio, Mauno — 1-0 — corr JSM/I
1989 — Specht, Maria vs Antusch, Ingrid — 1/2-1/2 — Germany ch-Bayern
1989 — Jirovsky, Milos vs Oral, Tomas — 1-0 — CZE-ch U16 Brno CZE