E09d - 8…b6 - Closed, Main Line (1962)

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E09d — Closed, Main Line (1962)
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 b6
Les coups candidats
Ambassadeurs : Pingin, Artem (10x), Kjartansson, Gudmundur (8x), Ghaem Maghami, Ehsan (8x), Lucena, Lincoln (6x), Karakehajov, Kalin (6x), Donchenko, Anatoly (6x), Sgherri, Marco (6x), Price, Derek (6x)
Ambassadeurs : Lindenmair, Anton (7x), Eliskases, Erich (3x), Minev, Nikolay N (3x), Zoltek, Tadeusz (3x), Smyslov, Vasily (2x), Szabo, Laszlo (2x), Troianescu, Octav (2x), Cuartas, Jaime Alexander (2x)
9.Rd1 — 4.9% (223 parties)
Ambassadeurs : Nalivajko, Evgeny (2x), Vasilchenko, Oleg (2x), Shapiro, Daniel (2x), Khamitskiy, Sergei (2x), Ianov, Viktor (2x), Benkner, Otto (1x), Vesterinen, Jorma (1x), Bielicki, Carlos (1x)
9.Re1 — 0.5% (23 parties)
Ambassadeurs : Sadeghi, Ali (1x), Ghane, Shojaat (1x), Weiland, Guenter (1x), Misiano, Franco (1x), Belardello, Mario-Jovani (1x), Kvashyna, Tetyana (1x), Bushkov, Alexander V. (1x), Mokshanov, Alexey (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.e4 9.b3 9.Rd1 9.Re1
<1800 253 82% 10% 5% 1%
1800-2200 1903 80% 12% 6% 1%
2200-2600 2048 85% 10% 4% 0%
2600+ 51 92% 6% 2% —
Évolution par décennie (% des parties)
Décennie N parties 9.e4 9.b3 9.Rd1 9.Re1
1950s 43 58% 40% 2% —
1960s 46 65% 33% 2% —
1970s 60 73% 22% 3% —
1980s 171 73% 25% 1% —
1990s 467 70% 22% 6% —
2000s 936 73% 19% 7% 1%
2010s 2116 88% 7% 4% 0%
2020s 740 89% 6% 5% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.e4 88% 89% ▲ +0.8%
9.b3 7% 6% ▼ -1.5%
9.Rd1 4% 5% ▲ +1.0%
9.Re1 0% 0% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 2 parties
Kasparov, Garry — 1 partie
Carlsen, Magnus — 1 partie
Botvinnik, Mikhail — 1 partie
Hou, Yifan — 1 partie
Parties historiques
9.e4 — 81.8% (3744 parties)
1950 — Koltermann vs Horenstein — 1-0 — USSR
1950 — Golombek, Harry vs Mueller, Helge — 1-0 — Venice ITA
1950 — Macskasy, Elod vs Gereben, Erno — 1-0 — Budapest HUN
1951 — Alfred, Le Bron vs Puc, Stojan — 1-0 — It Dortmund GER
1951 — Udovcic, Mijo vs Abdi, Andreas — 0-1 — Ljubljana
9.b3 — 12.2% (558 parties)
1950 — Anay Barche vs Gereben, Erno — 1/2-1/2 — Budapest HUN
1951 — Szabo, Stefan vs Troianescu, Octav — 1/2-1/2 — Sopot
1952 — Crisovan, Alex vs Staehelin, Adolf — 1-0 — Lucerne SUI
1953 — Maderna, Carlos vs Sanguinetti, Edoardo — 1/2-1/2 — Buenos Aires ch-ARG
1954 — Filip, Miroslav vs Szabo, Laszlo — 1/2-1/2 — Prague CZE
9.Rd1 — 4.9% (223 parties)
1954 — Benkner, Otto vs Vesterinen, Jorma — 1/2-1/2 — Amsterdam NED
1962 — Bielicki, Carlos vs Gonzalez, Gerardo — 1-0 — Buenos Aires ARG
1979 — Safyanowsky, Mark vs Lputian, Smbat — 0-1 — Tashkent UZB
1979 — Praszak, Michal vs Panczyk, Krzysztof — 0-1 — Tarnow POL-36ch
1985 — Hodgson, Julian M vs Teichmann, Erik — 1-0 — Edinburgh ch-BCF
9.Re1 — 0.5% (23 parties)
2002 — Sadeghi, Ali vs Ghane, Shojaat — 0-1 — Tehran IRI
2002 — Weiland, Guenter vs Misiano, Franco — 0-1 — Davos SUI
2005 — Frank, Gerhard vs Gassner, Michael — 1/2-1/2 — Bayernliga 2004/05
2006 — Balin, Jan vs Sleich, Jan — 1/2-1/2 — Teplice CZE
2007 — Lehmann, Lothar vs Wehrmann, Olaf — 0-1 — Leipzig GER