E42d - 6…d5 - Nimzo-Indian (1930)

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E42d — Nimzo-Indian (1930)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Ne2 cxd4 6.exd4 d5
Les coups candidats
7.a3 — 55.3% (1013 parties)
Ambassadeurs : Browne, Walter Shawn (7x), Gurevich, Dmitry (6x), Zalys, Ignas (5x), Pinter, Jozsef (5x), Epishin, Vladimir (5x), Torre, Eugenio (5x), Khasin, Abram (4x), Silman, Jeremy (4x)
7.c5 — 44.0% (806 parties)
Ambassadeurs : Vaisser, Anatoli (13x), Van der Wiel, John T.H. (9x), Muir, Andrew J (8x), Guliev, Sarhan (8x), Knaak, Rainer (7x), Aseev, Konstantin N (6x), Graf, Alexander (6x), Shcherbakov, Ruslan (5x)
7.cxd5 — 0.4% (7 parties)
Ambassadeurs : O'Connell, Pat (1x), Galvagni, David (1x), Gaasland, Glenn (1x), Revil, Bjorn (1x), Szymanski, Maciej (1x), Lubczynski, Rafal (1x), Veits, Janis (1x), Holmberg, Per-Arne (1x)
7.Bg5 — 0.1% (2 parties)
Ambassadeurs : Christensen, Bo Garner (1x), Christensen, Lasse (1x), Altan-Och, Genden (1x), Radanovic, Sergej (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.a3 7.c5 7.cxd5 7.Bg5
<1800 32 53% 44% 3% —
1800-2200 430 61% 38% 0% —
2200-2600 1017 57% 43% 0% 0%
2600+ 49 37% 63% — —
Évolution par décennie (% des parties)
Décennie N parties 7.a3 7.c5 7.cxd5 7.Bg5
1950s 50 44% 56% — —
1960s 48 44% 56% — —
1970s 71 48% 52% — —
1980s 263 52% 47% — —
1990s 495 43% 56% 0% 0%
2000s 364 66% 33% 1% —
2010s 422 68% 32% 0% —
2020s 118 47% 52% 1% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.a3 68% 47% ▼ -20.3%
7.c5 32% 52% ▲ +19.9%
7.cxd5 0% 1% +0.4%
7.Bg5 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 2 parties
Botvinnik, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Tal, Mikhail — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
7.a3 — 55.3% (1013 parties)
1951 — Germek, Milan vs Gligoric, Svetozar — 1-0 — Sarajevo BIH
1951 — Kashdan, Isaac vs Gonzalez, Juan Dr — 0-1 — Forth Worth
1951 — Donner, Jan-Hein vs Kramer, Haije — 1/2-1/2 — Bad Pyrmont GER
1951 — Gligoric, Sofija vs Broadbent, Reginald — 1-0 — Birmingham ENG
1952 — Kramer Jernej vs Stumpers, Louis — 1-0 — Enschede ch-NLD
7.c5 — 44.0% (806 parties)
1955 — Wright, James Douglas vs Zalys, Ignas — 0-1 — cr Golden Knights
1955 — Anay Barche vs Portisch, Lajos — 1/2-1/2 — Hungary ch
1956 — Anay Barche vs Pachman, Ludek — 1/2-1/2 — Warsaw POL
1957 — Rapaka Samuel Paul vs Miguel, Nahuel — 1-0 — Dallas, TX USA
1957 — Bertholdt, Dieter vs Handel, Horst — 1-0 — Soemmerda
7.cxd5 — 0.4% (7 parties)
1997 — O'Connell, Pat vs Galvagni, David — 1-0 — IECC
2004 — Gaasland, Glenn vs Revil, Bjorn — 1/2-1/2 — ?
2006 — Veits, Janis vs Holmberg, Per-Arne — 0-1 — LSS
2008 — Szymanski, Maciej vs Lubczynski, Rafal — 1-0 — Karpacz POL
2012 — Ayan, Bengu Sena vs Benidze, Gigla — 0-1 — Kesan
7.Bg5 — 0.1% (2 parties)
1992 — Christensen, Bo Garner vs Christensen, Lasse — 0-1 — DEN-chB
1999 — Altan-Och, Genden vs Radanovic, Sergej — 0-1 — ICCF Email