E50f - 6.Bd3 - Nimzo-Indian (1948)

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E50f —
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 c5 6.Bd3
Les coups candidats
Ambassadeurs : Portisch, Lajos (60x), Gligoric, Sofija (59x), Donner, Jan-Hein (50x), Polugaevsky, Lev (42x), Miguel, Nahuel (41x), Taimanov, Mark (41x), Korchnoi, Viktor (38x), Matanovic, Aleksandar (33x)
Ambassadeurs : Popov, Vladimir Valentinovich (26x), Adamski, Jan (8x), Penrose, Jonathan (5x), Berkes, Ferenc (4x), O'Kelly de Galway, Alberic (3x), Podgaets, Mikhail (3x), Gligoric, Sofija (3x), Stajcic, Nikola M (3x)
6…b6 — 9.8% (784 parties)
Ambassadeurs : Donner, Jan-Hein (10x), Smyslov, Vasily (10x), Svetushkin, Dmitry (8x), Gligoric, Sofija (7x), Portisch, Lajos (6x), Karklins, Andrew (6x), Rapaka Samuel Paul (5x), Vaisser, Anatoli (5x)
6…cxd4 — 3.1% (253 parties)
Ambassadeurs : Lorincz, Istvan (2x), Gual Pascual, Antonio (2x), Garcia, David (2x), Shipov, Sergei (2x), Iceli, Franco (2x), Bezemer, Arno (2x), Goldin, Vladimir M. (1x), Aleksandrovich, Fedir (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…d5 6…Nc6 6…b6 6…cxd4
<1800 297 66% 12% 9% 3%
1800-2200 2148 63% 15% 9% 3%
2200-2600 3403 71% 10% 11% 4%
2600+ 330 75% 6% 15% 3%
Évolution par décennie (% des parties)
Décennie N parties 6…d5 6…Nc6 6…b6 6…cxd4
1950s 469 85% 7% 6% 0%
1960s 694 88% 4% 8% —
1970s 658 86% 6% 6% 0%
1980s 424 78% 9% 5% 2%
1990s 793 68% 11% 9% 4%
2000s 1726 70% 11% 8% 4%
2010s 2646 66% 13% 13% 3%
2020s 623 53% 14% 15% 9%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…d5 66% 53% ▼ -12.3%
6…Nc6 13% 14% ▲ +1.3%
6…b6 13% 15% ▲ +2.9%
6…cxd4 3% 9% ▲ +5.4%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Kramnik, Vladimir — 7 parties
Ju, Wenjun — 7 parties
Anand, Viswanathan — 6 parties
Smyslov, Vladimir — 5 parties
Kasparov, Garry — 5 parties
Botvinnik, Mikhail — 4 parties
Karpov, Aleksandr — 3 parties
Carlsen, Magnus — 3 parties
Hou, Yifan — 3 parties
Ding, Liren — 1 partie
Parties historiques
6…d5 — 71.4% (5733 parties)
1950 — Opsahl, Kristoffer vs Lambert, Hans — 0-1 — Dubrovnik olm
1950 — Gligoric, Sofija vs Eliskases, Erich — 1/2-1/2 — Mar del Plata ARG
1950 — Bosch van Rosenthal, Edzard vs Donner, Jan-Hein — 1/2-1/2 — Amsterdam NED
1950 — Bosch van Rosenthal, Edzard vs Donner, Jan-Hein — 1/2-1/2 — Amsterdam NED
1950 — Alatortsev, Vladimir N. vs Averbakh, Yuri L — 1/2-1/2 — Moscow RUS
6…Nc6 — 10.6% (849 parties)
1950 — Gligoric, Sofija vs Castillo, Mabel — 1/2-1/2 — Mar del Plata ARG
1951 — Pirc, Vasja vs Unzicker, Ferdinand, Dr. — 1-0 — Birmingham ENG
1951 — Pirc, Vasja vs Unzicker, Ferdinand, Dr. — 1-0 — Cheltenham
1952 — Morcken, Otto B vs De Souza Mendes, Joao — 1/2-1/2 — Helsinki olm
1953 — Costa, Stephane Jose vs Shocron, Ruben — 1/2-1/2 — Bariloche
6…b6 — 9.8% (784 parties)
1951 — Botvinnik, Mikhail vs Bronstein, David I — 0-1 — Moskou wch-m
1951 — Esposito, Alfredo vs Wexler, Bernardo — 1/2-1/2 — Mar del Plata ARG
1953 — Lilienthal, Andor vs Simagin, Vladimir — 0-1 — Moskou URS
1953 — Miguel, Nahuel vs Smyslov, Vasily — 1/2-1/2 — Zurich SUI
1953 — Rapaka Samuel Paul vs Smyslov, Vasily — 1/2-1/2 — Zurich SUI
6…cxd4 — 3.1% (253 parties)
1954 — Goldin, Vladimir M. vs Aleksandrovich, Fedir — 1-0 — Riga LAT
1957 — Zvorykina, Kira vs Burkauskas, Teodoras — 1-0 — Emmen
1975 — Sanguineti, Raúl Carlos vs Miana, Elias — 1-0 — Buenos Aires ch-ARG
1975 — Portisch, Lajos vs Bak, Istvan — 1-0 — HUN
1980 — Cherepkov, Alexander V vs Ionov, Sergey — 1-0 — Leningrad RUS