E51e - 6.Bd3 Nc6 - Nimzo-Indian (1957)

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E51e — Nimzo-Indian (1957)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 Nc6
Les coups candidats
Ambassadeurs : Mitkov, Nikola (18x), Bakheet Farag (11x), Gipslis, Aivars (10x), Taimanov, Mark (8x), Knezevic, Milorad (7x), Gligoric, Sofija (6x), Bellin, Robert (6x), Carleton, John J (6x)
7.a3 — 3.6% (24 parties)
Ambassadeurs : Mitkov, Nikola (3x), Bilyap, Siracettin (2x), Letelier Martner, Rene (1x), Schorr Blank, Leon (1x), De Souza Mendes, Joao (1x), Emma, Jaime (1x), Koblencs, Alexander (1x), Chistiakov, Alexander (1x)
7.Qc2 — 1.5% (10 parties)
Ambassadeurs : Haenichen, Michael (1x), Meissner, Bernd (1x), Schaefer, Ronald, Dr. (1x), Klein, Dieter (1x), Rahal, N. (1x), Skidmore, Jennifer M (1x), Thoma, Wilhelm (1x), Zemerov, Vladimir (1x)
7.Bd2 — 0.7% (5 parties)
Ambassadeurs : Tabor, Jozsef (1x), Stepp, F. (1x), Meetze, Bill (1x), Winfrey, Harley (1x), Pozzi Igor (1x), Pasimio Rolando (1x), Martic, Zlatko (1x), Susak, Zeljko (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.O-O 7.a3 7.Qc2 7.Bd2
<1800 54 96% — 4% —
1800-2200 135 97% 2% 1% —
2200-2600 271 94% 4% 1% 0%
2600+ 3 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 7.O-O 7.a3 7.Qc2 7.Bd2
1950s 36 94% 6% — —
1960s 60 88% 12% — —
1970s 70 99% — — —
1980s 75 95% 1% 1% —
1990s 113 92% 4% 3% 1%
2000s 145 93% 3% 1% 1%
2010s 161 94% 2% 2% 1%
2020s 14 100% — — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.O-O 94% 100% ▲ +6.2%
7.a3 2% 0% ▼ -2.5%
7.Qc2 2% 0% ▼ -2.5%
7.Bd2 1% 0% ▼ -1.2%
Parties historiques
7.O-O — 93.6% (631 parties)
1950 — Cherepkov, Alexander V vs Novotelnov, Nikolai — 1/2-1/2 — URS-ch sf Tartu
1951 — Abramovich Furman, Semyon vs Lipnitsky, Isaac — 0-1 — USSR
1951 — Cherepkov, Alexander V vs Korchnoi, Viktor — 0-1 — Leningrad RUS
1951 — Keres, Paul vs Lipnitsky, Isaac — 1-0 — Moskou ch-URS
1952 — Fridstein, German vs Koblencs, Alexander — 1/2-1/2 — Riga LAT
7.a3 — 3.6% (24 parties)
1953 — Koblencs, Alexander vs Chistiakov, Alexander — 1-0 — Rostov on Don
1957 — Bely, Miklos vs Florian, Tibor — 1/2-1/2 — HUN-ch Budapest HUN
1961 — Rapaka Samuel Paul vs Fischer, Robert J — 1-0 — Los Angeles, CA USA
1965 — Beggi, Pierluigi vs Jagodzinski, Waldemar — 1-0 — Reggio Emilia ITA
1966 — Letelier Martner, Rene vs Schorr Blank, Leon — 1/2-1/2 — La Habana olm fin-C
7.Qc2 — 1.5% (10 parties)
1987 — Haenichen, Michael vs Meissner, Bernd — 1-0 — DDR corr
1992 — Schaefer, Ronald, Dr. vs Klein, Dieter — 1-0 — Bergisch Gladbach
1994 — Rahal, N. vs Skidmore, Jennifer M — 0-1 — Novi ch-MI wmn
1995 — Thoma, Wilhelm vs Zemerov, Vladimir — 0-1 — Budapest HUN
2004 — L`Ami, Alina vs Peptan, Corina-Isabela — 0-1 — Tusnad
7.Bd2 — 0.7% (5 parties)
1996 — Tabor, Jozsef vs Stepp, F. — 1-0 — cr.
2001 — Pozzi Igor vs Pasimio Rolando — 1-0 — ?
2002 — Meetze, Bill vs Winfrey, Harley — 1-0 — ?
2015 — Martic, Zlatko vs Susak, Zeljko — 1/2-1/2 — Bol CRO
2019 — Davis, John vs Treff, Leslie — 1-0 — ICCF