D41n - 5…Nxd5 6.e4 Nxc3 7.bxc3 cxd4 8.cxd4 Bb4+ 9.Bd2 Bxd2+ 10.Qxd2 O-O 11.Bc4 - Semi-Tarrasch, Main Line (1933)

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D41n — Semi-Tarrasch, Main Line (1933)
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 Nxd5 6.e4 Nxc3 7.bxc3 cxd4 8.cxd4 Bb4+ 9.Bd2 Bxd2+ 10.Qxd2 O-O 11.Bc4
Les coups candidats
11…Nd7 — 56.8% (1715 parties)
Ambassadeurs : Sorcinelli, Andrea (41x), Galjé, Hans (19x), Nowak, Ireneusz (14x), Sarana, Alexey (11x), Wang, Yue (10x), Pulpan, Jakub (10x), Portisch, Lajos (7x), Mamedyarov, Shakhriyar (7x)
11…Nc6 — 28.2% (850 parties)
Ambassadeurs : Golod, Vitali (13x), Korchnoi, Viktor (10x), Polugaevsky, Lev (7x), Kveinys, Aloyzas (7x), Gonschior, Manfred (6x), Tal, Mikhail (5x), Rausis, Igors (4x), Cobo Arteaga, Eldis (3x)
11…b6 — 13.3% (403 parties)
Ambassadeurs : Korpa, Bence (8x), Teske, Henrik (7x), Xu, Yinglun (5x), Pachman, Ludek (4x), Korchnoi, Viktor (4x), Van Wely, Loek (4x), Maurer, Serge (3x), Porath, Yosef (2x)
11…a6 — 0.8% (25 parties)
Ambassadeurs : Korchnoi, Viktor (3x), Shulman, Yury (2x), Smirnov, Valerij (2x), Ehlvest, Jaan (1x), Andersson, Ulf (1x), Pajak, Kacper (1x), Szeroki, W. (1x), Markos, Jan (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11…Nd7 11…Nc6 11…b6 11…a6
<1800 93 55% 35% 9% 1%
1800-2200 828 57% 27% 13% 1%
2200-2600 1620 61% 24% 14% 0%
2600+ 220 69% 13% 16% 1%
Évolution par décennie (% des parties)
Décennie N parties 11…Nd7 11…Nc6 11…b6 11…a6
1950s 24 8% 83% 8% —
1960s 36 14% 72% 14% —
1970s 66 20% 67% 14% —
1980s 95 12% 75% 12% 1%
1990s 229 18% 62% 15% 1%
2000s 472 27% 56% 13% 3%
2010s 1129 62% 21% 16% 1%
2020s 968 85% 5% 10% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11…Nd7 62% 85% ▲ +23.0%
11…Nc6 21% 5% ▼ -15.9%
11…b6 16% 10% ▼ -6.5%
11…a6 1% 0% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Kramnik, Vladimir — 10 parties
Ding, Liren — 6 parties
Carlsen, Magnus — 3 parties
Ju, Wenjun — 3 parties
Gukesh D — 2 parties
Botvinnik, Mikhail — 1 partie
Karpov, Anatoly — 1 partie
Hou, Yifan — 1 partie
Parties historiques
11…Nd7 — 56.8% (1715 parties)
1954 — Tokarev, Aleksandr vs Gorenstein, Rafail Yakovlevich — 1-0 — Ukraine
1958 — Kluger, Gyula vs Florian, Tibor — 0-1 — Budapest HUN
1962 — Zaitsev, Alexander vs Bannik, Anatolij — 1/2-1/2 — Erevan ch-URS
1963 — Trifunovic, Petar vs Portisch, Lajos — 1/2-1/2 — Halle zt
1967 — Keres, Paul vs Korchnoi, Viktor — 1/2-1/2 — Moscow RUS
11…Nc6 — 28.2% (850 parties)
1950 — Parr, Frank vs Ellinger, Maximilian — 1-0 — England
1950 — Al Balushi, Shuaib Abdul Wahab vs Averbakh, Yuri L — 0-1 — Szcawno Zdroj
1951 — Fuderer, Andrija vs Aadhitha Karikalan — 1/2-1/2 — Ljubljana
1952 — Christoffel, Martin vs Leepin, Peter — 1-0 — Basel SUI
1952 — Christoffel, Martin vs Leepin, Peter — 1-0 — Basel SUI
11…b6 — 13.3% (403 parties)
1953 — Szilagyi, Gyorgy Laszlo vs Berger, Bela — 1-0 — Budapest HUN
1957 — Hodakowsky, Georg vs Flad, Guenther — 1-0 — Bad Neuenahr GER
1962 — Henneberke, Frans vs Bisguier, Arthur B — 1/2-1/2 — Beverwijk NED
1965 — Persitz, Raaphi vs Porath, Yosef — 1-0 — Israel
1966 — Lerner, Konstantin Z vs Bykov, Valery — 1/2-1/2 — ?
11…a6 — 0.8% (25 parties)
1988 — Ehlvest, Jaan vs Andersson, Ulf — 1/2-1/2 — Reykjavik ISL
1994 — Shulman, Yury vs Smirnov, Valerij — 1/2-1/2 — ?
1994 — Shulman, Yury vs Smirnov, Valerij — 1/2-1/2 — Minsk BLR
1996 — Pajak, Kacper vs Szeroki, W. — 1-0 — corr Poland
2000 — Sakalauskas, Vaidas vs Sarakauskas, Gediminas — 1/2-1/2 — Plateliai