D47j - 7.Bxc4 b5 8.Bd3 b4 9.Ne4 - Meran, Lundin (1933)

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D47j — Meran Lundin
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 b4 9.Ne4
Les coups candidats
Ambassadeurs : Sveshnikov, Evgeny (31x), Dreev, Aleksey (15x), Kozul, Zdenko (9x), Butze, Roland (7x), Ree, Hans (5x), Malakhov, Valentyn (5x), Balogh Urbina, Carlos Alfonso (5x), Uhlmann, Wolfgang (4x)
Ambassadeurs : Lundin, Erik (14x), Foltys, Jan (6x), Stahlberg, Gideon (5x), Gurevich, Michael (5x), Cuijpers, Frans Andre (4x), San Segundo Carrillo, Pablo (4x), Havasi, Kornel (3x), Bergqvist, Allan (3x)
9…Bb7 — 15.0% (155 parties)
Ambassadeurs : Splosnov, Sergei (7x), Kharlov, Andrei (4x), Paoli, Enrico (3x), Trabert, Bettina (3x), Grabarczyk, Miroslaw (3x), Mnatsakanian, Eduard A (2x), Portisch, Lajos (2x), Zichichi, Alvise (2x)
9…c5 — 6.3% (65 parties)
Ambassadeurs : Sveshnikov, Evgeny (6x), Koshnitsky, Gregory (3x), Purdy, Cecil J S (3x), Rak, Taisia (3x), Rellstab, Ludwig Sr (1x), Napolitano, Mario (1x), Hafe (1x), Freiman, Sergey Nikolaevich (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…Nxe4 9…Be7 9…Bb7 9…c5
<1800 15 73% 20% 7% —
1800-2200 190 53% 18% 18% 7%
2200-2600 484 55% 21% 17% 6%
2600+ 85 71% 20% 6% 4%
Évolution par décennie (% des parties)
Décennie N parties 9…Nxe4 9…Be7 9…Bb7 9…c5
1910s 1 — — — 100%
1930s 32 3% 59% 12% 22%
1940s 18 — 89% 6% 6%
1950s 30 37% 50% 10% 3%
1960s 46 46% 33% 11% 4%
1970s 85 69% 12% 15% 4%
1980s 47 47% 30% 13% 6%
1990s 139 29% 31% 22% 16%
2000s 362 52% 27% 16% 4%
2010s 202 71% 11% 13% 4%
2020s 74 80% 5% 12% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…Nxe4 71% 80% ▲ +8.4%
9…Be7 11% 5% ▼ -5.5%
9…Bb7 13% 12% ▼ -0.7%
9…c5 4% 3% ▼ -1.3%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 4 parties
Tal, Mikhail — 2 parties
Karpov, Anatoly — 2 parties
Karpov, Aleksandr — 2 parties
Anand, Viswanathan — 2 parties
Smyslov, Vladimir — 1 partie
Parties historiques
9…Nxe4 — 52.6% (545 parties)
1933 — Andersen Zargham, Ellene vs Flohr, Salo — 0-1 — Folkestone ENG
1958 — Kozma, Julius vs Lehmann, Heinz — 0-1 — Munich GER
1958 — Uhlmann, Wolfgang vs Neikirkh, Oleg — 1-0 — Munich GER
1958 — Panno, Oscar vs Olafsson, Fridrik — 1/2-1/2 — Portoroz SLO
1958 — Smyslov, Vladimir vs Botvinnik, Mikhail — 1/2-1/2 — Moskou wch-m
9…Be7 — 24.6% (255 parties)
1931 — Lindkvist, Rudolf vs Lundin, Erik — 0-1 — Stockholm SWE
1932 — Dahlin, Bruno vs Lundin, Erik — 0-1 — Stockholm SWE
1933 — Botvinnik, Mikhail vs Lisitsin, Georgy — 1-0 — Ch URS Leningrad RUS
1933 — Lisitsin Gregori vs Botvinnik, Mikhail — 0-1 — USSR
1933 — Engelmann, Markus vs Havasi, Kornel — 0-1 — Folkestone olm
9…Bb7 — 15.0% (155 parties)
1933 — Gruenfeld, Ernst vs Rejfir, Josef — 1/2-1/2 — Moravska Ostrava
1935 — Sacconi, Antonio vs Petrov, Vladimirs — 0-1 — Warsaw ol Warsaw POL
1936 — Kevitz, Alexander vs Kashdan, Isaac — 1/2-1/2 — New York, NY USA
1936 — Hadac, Pavel vs Barta, Jan — 0-1 — Podebrady CZE
1946 — Van den Tol, Theo vs Vinken, Alex — 1-0 — Leiden NED
9…c5 — 6.3% (65 parties)
1911 — Hafe vs Freiman, Sergey Nikolaevich — 0-1 — Cologne GER
1933 — Glass, Eduard vs ? — 1-0 — Vienna AUT
1933 — Eliskases vs Astete Canal, Luisa Fernanda — 0-1 — Budapest HUN
1937 — Koshnitsky, Gregory vs Purdy, Cecil J S — 1/2-1/2 — Sydney AUS
1937 — Koshnitsky, Gregory vs Purdy, Cecil J S — 0-1 — Sydney AUS