E29f - 8…b6 - Nimzo-Indian: Saemisch (1929)

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E29f — Saemisch (1929)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 O-O 6.e3 c5 7.Bd3 Nc6 8.Ne2 b6
Les coups candidats
Ambassadeurs : Moskalenko, Viktor (8x), Shereshevski, Mikhail (6x), Jussupow, Artur (6x), Vaisser, Anatoli (6x), Geller, Efim P. (5x), Aleksandrov, Aleksej (5x), Szabo, Laszlo (3x), Littlewood, Norman (3x)
9.O-O — 28.1% (351 parties)
Ambassadeurs : Santos, Carlos Pereira dos (3x), Cebalo, Miso (3x), Taylor, Timothy (3x), Iljin, Timofey (3x), Romani, Elio (2x), Geller, Efim P. (2x), Herraiz Hidalgo, Herminio (2x), Tukmakov, Vladimir B (2x)
9.Ng3 — 3.4% (42 parties)
Ambassadeurs : Vinot, Serge (5x), Mensch, Etienne (2x), Bakhmatov, Eduard (1x), Sakharov, Yuri N (1x), Nevole, Vladimir (1x), Janata, Michael (1x), Berenzon, Mauricio (1x), Mangini, Jose Henrique de Mello (1x)
9.f3 — 0.4% (5 parties)
Ambassadeurs : Doonan (1x), Brasket, Curt J (1x), Kemeri, Gabor (1x), Kocsis, Benedek Jozsef (1x), Pinus, Yury Yakovlevich (1x), Zhugda, B (1x), Fuller, Bob (1x), Bastos, Carlos Eduardo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.e4 9.O-O 9.Ng3 9.f3
<1800 37 59% 30% 11% —
1800-2200 344 65% 31% 3% 0%
2200-2600 591 68% 29% 3% —
2600+ 33 88% 12% — —
Évolution par décennie (% des parties)
Décennie N parties 9.e4 9.O-O 9.Ng3 9.f3
1950s 69 77% 22% 1% —
1960s 51 75% 18% 6% —
1970s 24 75% 17% 8% —
1980s 88 80% 17% 2% 1%
1990s 189 63% 31% 5% 1%
2000s 325 69% 26% 4% 0%
2010s 349 64% 34% 2% 0%
2020s 152 66% 30% 3% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.e4 64% 66% ▲ +2.8%
9.O-O 34% 30% ▼ -3.5%
9.Ng3 2% 3% ▲ +0.6%
9.f3 0% 0% -0.3%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 3 parties
Botvinnik, Mikhail — 2 parties
Carlsen, Magnus — 2 parties
Hou, Yifan — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
9.e4 — 67.8% (845 parties)
1950 — Pafnutiff, Vladimir vs Bagby, Charles L — 1/2-1/2 — San Francisco, CA USA
1950 — Jenei, Ferenc vs Berczy, Robert — 1-0 — Budapest HUN
1951 — Saigin, Vladimir vs Efimov, Kondrat — 0-1 — Sverdlovsk
1951 — Madaminov, Mukhiddin vs Petrosian, Tigran V. — 0-1 — Tashkent UZB
1951 — Guldin, Lev Isaevich vs Taimanov, Mark — 1-0 — Tbilisi GEO
9.O-O — 28.1% (351 parties)
1950 — Boyette, Leslie vs Bagby, Charles L — 0-1 — San Francisco, CA USA
1950 — Flondor vs Szabo, Sandor — 0-1 — ?
1951 — Pafnutiff, Vladimir vs Abdou, William — 1/2-1/2 — California
1951 — Pafnutieff, W. vs Adams, Weaver — 1/2-1/2 — Santa Cruz
1951 — Szilagyi, Gyorgy Laszlo vs Sliwa, Bogdan — 1/2-1/2 — Sopot
9.Ng3 — 3.4% (42 parties)
1953 — Berenzon, Mauricio vs Mangini, Jose Henrique de Mello — 0-1 — Rio de Janeiro BRA
1964 — Bakhmatov, Eduard vs Sakharov, Yuri N — 0-1 — Kiev UKR
1966 — Kerins, Nick vs Jeannet, R. — 0-1 — Oerebro
1968 — Nevole, Vladimir vs Janata, Michael — 0-1 — CSR-chT Harrachov
1975 — Dahl, Hans-Christian vs Staller, Peter — 0-1 — cr.
9.f3 — 0.4% (5 parties)
1981 — Doonan vs Brasket, Curt J — 0-1 — Kanawha Valley
1991 — Pinus, Yury Yakovlevich vs Zhugda, B — 1-0 — URS-chT10 corr9194
1998 — Kemeri, Gabor vs Kocsis, Benedek Jozsef — 0-1 — ?
2000 — Fuller, Bob vs Bastos, Carlos Eduardo — 1/2-1/2 — ?
2010 — Stahnke, Alexander vs Muller, Jonas — 1/2-1/2 — Sandy Bay