A96b - 7.b3 - Classical (1936)

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A96b — Classical (1936)
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 (16x), Langier, Daniel (5x), Zatonskih, Anna (4x), Just, Gabriele, Dr. (4x), Doda, Zbigniew (3x), Sliwa, Bogdan (3x), Keller-Hermann, Edith (3x), Eliskases, Erich (3x)
7…Ne4 — 31.2% (513 parties)
Ambassadeurs : Nester, Ihor (6x), Glek, Igor (6x), Meessen, Rudolf (5x), Woodhouse, Stephen V (5x), Nikolovski, Nikola (3x), Uchikura, Nobuo (3x), Cruz, Raul C. (2x), Estrada, Walter (2x)
Ambassadeurs : Lyell, Mark (7x), Roos, Jean-Luc (6x), Jezek, Jaroslav (4x), Rejfir, Josef (3x), Rogovskoy, Alexander (3x), Nemec, Zdenek (3x), Benko, Pal (2x), Gross, Henry (2x)
7…c6 — 2.3% (37 parties)
Ambassadeurs : Starck, Bodo (1x), Handel, Horst (1x), Mareneman (1x), Jakovljev, Zoran (1x), Stahlberg, Gideon (1x), Milic, Borislav (1x), Krouk, Efim (1x), Keeshan, Michael (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Qe8 7…Ne4 7…a5 7…c6
<1800 52 21% 40% 21% 2%
1800-2200 666 38% 34% 19% 2%
2200-2600 684 39% 33% 23% 1%
2600+ 4 25% 75% — —
Évolution par décennie (% des parties)
Décennie N parties 7…Qe8 7…Ne4 7…a5 7…c6
1950s 65 60% 11% 25% 5%
1960s 46 59% 13% 22% —
1970s 41 49% 12% 29% 7%
1980s 82 56% 9% 29% 2%
1990s 343 62% 8% 21% 1%
2000s 331 39% 37% 14% 4%
2010s 544 28% 46% 18% 1%
2020s 191 16% 45% 32% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Qe8 28% 16% ▼ -12.3%
7…Ne4 46% 45% ▼ -1.8%
7…a5 18% 32% ▲ +14.8%
7…c6 1% 2% ▲ +0.6%
Joueurs célèbres
Champions du monde dans cette position
Gukesh D — 2 parties
Tal, Mikhail — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
7…Qe8 — 40.2% (661 parties)
1950 — Miguel, Nahuel vs Ivkov, Borislav — 1-0 — Bled SLO
1950 — Fridstein, German vs Korchnoi, Viktor — 1-0 — Tula RUS
1951 — Heinicke, Herbert vs Niephaus, Walter — 0-1 — Hamburg GER
1952 — Salo, Tapio vs Bhend, Edwin — 1-0 — Helsinki olm
1952 — Bosch van Rosenthal, Edzard vs Alexander, Conol Hugh — 1/2-1/2 — London ENG
7…Ne4 — 31.2% (513 parties)
1954 — Heinicke, Herbert vs Prins, Lodewijk — 1-0 — Utrecht NED
1955 — Milic, Borislav vs Prins, Lodewijk — 1-0 — Beverwijk NED
1955 — Panno, Oscar vs Pachman, Ludek — 0-1 — Mar del Plata ARG
1956 — Eliskases, Erich vs Estrada, Walter — 1-0 — Mar del Plata/Buenos Aires
1956 — Johannsson, Ingi R vs Roessel, Frits — 1/2-1/2 — Copenhagen DEN
7…a5 — 20.6% (338 parties)
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
1954 — Sajtar, Jaroslav vs Filip, Miroslav — 1/2-1/2 — Prague CZE
7…c6 — 2.3% (37 parties)
1955 — Starck, Bodo vs Handel, Horst — 1/2-1/2 — Zittau
1957 — Mareneman vs Jakovljev, Zoran — 0-1 — USSR
1958 — Stahlberg, Gideon vs Milic, Borislav — 1/2-1/2 — Beverwijk NED
1972 — Krouk, Efim vs Keeshan, Michael — 1/2-1/2 — Skopje MKD
1976 — De Coverly, Roger D vs Cunliffe, SD — 1-0 — Surrey