E41e - 6.Ne2 - Nimzo-Indian (1948)

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E41e — Nimzo-Indian (1948)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Bd3 Nc6 6.Ne2
Les coups candidats
6…cxd4 — 59.3% (1171 parties)
Ambassadeurs : Knaak, Rainer (12x), Portisch, Ferenc (11x), Browne, Walter Shawn (9x), ? (8x), Psakhis, Lev (7x), Gurevich, Mikhail (7x), Grooten, Herman (7x), Chernin, Alexander (6x)
6…d5 — 24.0% (474 parties)
Ambassadeurs : Portisch, Ferenc (6x), Andersson, Ulf (5x), Chekhov, Valery A (4x), Ulybin, Mikhail (4x), Reilly, Tim (4x), Titz, Heimo (4x), Lau, Ralf (3x), Knaak, Rainer (3x)
6…O-O — 7.3% (145 parties)
Ambassadeurs : Bischoff, Klaus (2x), Lemaire, Robert (1x), Riddell, John (1x), Esposito, Alfredo (1x), Dantas, Neimar de Oliveira (1x), Hodakowsky, Georg (1x), Scheipl, Ralf (1x), Enevoldsen, Harald (1x)
6…d6 — 4.0% (78 parties)
Ambassadeurs : Rodgers Chepkete (4x), Hoffman, Alejandro (2x), Psakhis, Lev (2x), Rivas Pastor, Manuel (2x), Portisch, Ferenc (2x), Otto, Arnold (1x), Ruester, Otto (1x), Steiner, Herman (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…cxd4 6…d5 6…O-O 6…d6
<1800 46 50% 35% 4% 7%
1800-2200 432 52% 22% 12% 6%
2200-2600 1227 62% 25% 5% 3%
2600+ 32 84% 9% 6% —
Évolution par décennie (% des parties)
Décennie N parties 6…cxd4 6…d5 6…O-O 6…d6
1950s 21 19% 43% 19% 10%
1960s 4 50% — — —
1970s 24 38% 42% 8% 8%
1980s 481 58% 31% 5% 3%
1990s 663 62% 23% 7% 3%
2000s 408 62% 21% 8% 5%
2010s 277 55% 18% 12% 6%
2020s 96 71% 18% 5% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…cxd4 55% 71% ▲ +16.0%
6…d5 18% 18% ▼ -0.7%
6…O-O 12% 5% ▼ -6.7%
6…d6 6% 1% ▼ -5.5%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 3 parties
Karpov, Anatoly — 2 parties
Kasparov, Garry — 1 partie
Parties historiques
6…cxd4 — 59.3% (1171 parties)
1951 — Arlamowski, Edward vs Neikirkh, Oleg — 1/2-1/2 — Sopot
1955 — Schweber, Samuel vs Portisch, Lajos — 0-1 — Antwerp BEL
1957 — Bollbach, Ulrich vs Wagner, Franz — 1/2-1/2 — Ruhla
1959 — Soos, Bela vs Portisch, Lajos — 0-1 — Balatonfured
1963 — Lohsse, Hans Peter vs Leinweber, Thaddaeus — 1/2-1/2 — Bad Pyrmont GER
6…d5 — 24.0% (474 parties)
1951 — Olafsson, Fridrik vs Aguero, Cruz — 0-1 — Birmingham/Coventry
1951 — Esposito, Alfredo vs Amaro, Lucas Ibrair — 1/2-1/2 — Mar del Plata ARG
1951 — Klein, Ernst vs Unzicker, Ferdinand, Dr. — 0-1 — Birmingham ENG
1953 — Letelier Martner, Rene vs Carvalho, Luiz Candido Brant — 1-0 — Mar del Plata ARG
1954 — Sandrin, Albert vs Bills, William — 1/2-1/2 — New Orleans, LA USA
6…O-O — 7.3% (145 parties)
1950 — Enevoldsen, Harald vs Unzicker, Ferdinand, Dr. — 0-1 — Dubrovnik CRO
1951 — Esposito, Alfredo vs Dantas, Neimar de Oliveira — 1-0 — Mar del Plata ARG
1957 — Lemaire, Robert vs Riddell, John — 1-0 — Antwerp BEL
1957 — Hodakowsky, Georg vs Scheipl, Ralf — 0-1 — FRG-ch Bad Neuenahr
1970 — Knaak, Rainer vs Espig, Lutz — 1/2-1/2 — Freiberg ch19-DDR
6…d6 — 4.0% (78 parties)
1952 — Steiner, Herman vs Lasker, Edward — 1-0 — Havana CUB
1953 — Otto, Arnold vs Ruester, Otto — 1-0 — Jena GER
1976 — Juergens, Norbert vs Scholz, Christoph — 1-0 — Detmold
1979 — Bergstrom, Mats vs Grzelak, Romuald — 1-0 — Stockholm SWE
1981 — Hildebrand, Gerald vs Schulz, Jale — 0-1 — Duitsland tt