B32h - 3…cxd4 4.Nxd4 d5 - Nimzo-American Variation (1923)

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B32h — Nimzowitsch Variation
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 d5
Les coups candidats
5.Bb5 — 48.3% (437 parties)
Ambassadeurs : Szabolcsi, Janos (12x), Pechac, Jergus (6x), Kasperek, Ryszard (6x), Brochet, Philippe (5x), Barle, Janez (5x), Krogulski, Grzegorz (5x), Smola, Michal (5x), Lis, Marek (5x)
5.exd5 — 25.0% (226 parties)
Ambassadeurs : Szabolcsi, Janos (7x), Darias Mateos, Alejandro (5x), Pechac, Jergus (4x), Brochet, Philippe (3x), Gutierrez Mingueza, Ruben (3x), Selmeczi, Jozsef (3x), Harff, Marcel (3x), Cyboran, Katarzyna (3x)
5.Nxc6 — 22.0% (199 parties)
Ambassadeurs : Szabolcsi, Janos (3x), Radulescu, Mircea (2x), Wiech, Grzegorz (2x), Shulman, Yury (2x), Korzubov, Peter (2x), Campoy Moreno, Alfonso (2x), Suermann, Uwe (2x), Coenen, Michael (2x)
5.Nc3 — 4.1% (37 parties)
Ambassadeurs : Musil, Jiri (2x), Johansson, Jan 1964 (1x), Skoog Edvard (1x), Lecroq, Michel (1x), Szabolcsi, Janos (1x), Kung, Fan- Hsuan (1x), Johnson (1x), Pitre, Hanniegn (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.Bb5 5.exd5 5.Nxc6 5.Nc3
<1800 47 38% 30% 21% 9%
1800-2200 374 48% 25% 23% 3%
2200-2600 291 50% 26% 20% 2%
2600+ 2 — 50% 50% —
Évolution par décennie (% des parties)
Décennie N parties 5.Bb5 5.exd5 5.Nxc6 5.Nc3
1920s 4 25% 25% 50% —
1930s 5 60% 20% 20% —
1940s 21 62% 10% 29% —
1950s 6 67% 17% 17% —
1960s 11 55% 36% 9% —
1970s 12 — 33% 42% 25%
1980s 16 69% 12% 6% 12%
1990s 109 51% 17% 25% 5%
2000s 346 50% 24% 22% 4%
2010s 343 47% 28% 20% 3%
2020s 32 28% 38% 28% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.Bb5 47% 28% ▼ -19.1%
5.exd5 28% 38% ▲ +9.2%
5.Nxc6 20% 28% ▲ +7.7%
5.Nc3 3% 6% ▲ +2.8%
Parties historiques
5.Bb5 — 48.3% (437 parties)
1926 — Von Holzhausen, Walther vs Nimzowitsch, Aron — 0-1 — Dresden GER
1931 — Zisman, Boris vs Zitkevich — 0-1 — Minsk BLR
1937 — Acebey Michel, Veroska vs Ullrich, Heinz — 1-0 — Bad Elster
1939 — Becker, Albert vs Weil, H. — 1-0 — Vienna AUT
1940 — Mccormick Sanchez, Elliot Gael vs Burdge, Harold — 1/2-1/2 — Ventnor City
5.exd5 — 25.0% (226 parties)
1923 — Rubinstein, Akiba vs Nimzowitsch, Aron — 0-1 — Carlsbad CZE
1932 — Brinckmann, Alfred vs Mieses, Jacques — 1/2-1/2 — Swinemunde
1941 — Bluemich, Max vs Junge, Eric — 0-1 — Nordmark
1948 — Howard, Franklin Sandford vs Sandrin, Albert — 0-1 — South Fallsburg ch-USA
1951 — Korchnoi, Viktor vs Reshko, Aron — 1-0 — Leningrad RUS
5.Nxc6 — 22.0% (199 parties)
1926 — Schulz, Jan vs Kostic, Boris — 1/2-1/2 — Trencianske Teplice SVK
1927 — Van Foreest, Arnold vs Wertheim, Willem F — 1/2-1/2 — NED
1936 — Foltys, Jan vs Skalicka, Karel — 1-0 — Podebrady CZE
1940 — Woliston, Philip vs Burdge, Harold — 1-0 — Ventnor City
1945 — Wall, John Anthony vs Barden, Leonard — 0-1 — corr
5.Nc3 — 4.1% (37 parties)
1973 — Lecroq, Michel vs Szabolcsi, Janos — 0-1 — HUN
1977 — Kung, Fan- Hsuan vs Johnson — 1-0 — Columbus, OH USA
1979 — Sasseville, Jean vs Keep, Richard — 0-1 — Trois-Rivieres CAN
1987 — Pitre, Hanniegn vs Poulson, Sief — 0-1 — West Vancouver CAN
1989 — Johansson, Jan 1964 vs Skoog Edvard — 1-0 — ?