B44k - 5.Nb5 - Taimanov Variation, Szén Variation (1902)

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B44k — Taimanov Variation, Szén Variation (1902)
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5
Les coups candidats
Ambassadeurs : Taimanov, Mark (60x), Jansa, Vlastimil (43x), Matulovic, Milan (37x), Cramling, Pia (34x), Karpov, Anatoly (33x), ? (31x), Ljubojevic, Ljubomir (30x), Schmidt, Wlodzimierz (28x)
5…Nf6 — 4.6% (432 parties)
Ambassadeurs : Dovzik, Juri (13x), Illescas Cordoba, Miguel (4x), Somogyi, Istvan (4x), Sveshnikov, Evgeny (3x), Soffer, Ram (3x), Mishra Soumya Ranjan (3x), Hasangatin, Ramil (3x), Gromov, Sergey Vasilievich (3x)
5…a6 — 1.9% (179 parties)
Ambassadeurs : Miatello, Alberto (4x), Arranz Calvo, Andres (2x), Daciuk, Jaroslaw (2x), Ivekovic, Tihana (2x), Zvorykina, Kira (1x), Medianikova, Nina (1x), Gragger, Anton Fritz (1x), Ljungquist, Lennart (1x)
5…Bc5 — 0.6% (55 parties)
Ambassadeurs : Plaskett, H James (7x), Kostyra, Stanislaw (2x), Bodrogi, Laszlo (2x), Matulovic, Milan (1x), Krnic, Zdenko (1x), Stypka, Mieczyslaw (1x), Toczek, Grzegorz (1x), Mednis, Edmar J (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…d6 5…Nf6 5…a6 5…Bc5
<1800 375 82% 7% 7% 1%
1800-2200 2847 90% 6% 3% 1%
2200-2600 4739 95% 4% 0% 1%
2600+ 135 99% 1% — —
Évolution par décennie (% des parties)
Décennie N parties 5…d6 5…Nf6 5…a6 5…Bc5
1950s 8 62% 38% — —
1960s 319 98% 1% 1% —
1970s 602 95% 4% 1% —
1980s 826 94% 4% 1% 2%
1990s 2123 93% 4% 2% 1%
2000s 2473 91% 5% 2% 0%
2010s 2327 91% 6% 2% 0%
2020s 659 90% 6% 2% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…d6 91% 90% ▼ -1.8%
5…Nf6 6% 6% ▲ +0.9%
5…a6 2% 2% +0.3%
5…Bc5 0% 1% ▲ +0.7%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 6 parties
Kramnik, Vladimir — 1 partie
Hou, Yifan — 1 partie
Ju, Wenjun — 1 partie
Gukesh D — 1 partie
Parties historiques
5…d6 — 92.3% (8622 parties)
1954 — Boleslavsky, Isaac vs Sterner, Olof — 1-0 — Stockholm SWE
1957 — Altshuler, Roman Zinovievich vs Konstantinopolsky, Alexander — 1/2-1/2 — ?
1957 — Maseev, Leon Iosifovich vs Konstantinopolsky, Alexander — 1/2-1/2 — ?
1957 — Puig, Pedro vs Ribera Arnal, Angel — 0-1 — Zaragoza
1959 — Burehall, Arne vs Johansson, Martin 1979 — 0-1 — Sweden
5…Nf6 — 4.6% (432 parties)
1953 — Walther, Edgar vs Gragger, Thomas — 1/2-1/2 — Vienna AUT
1957 — Lutikov, Ivan vs Tylevitch — 1-0 — ?
1958 — Szabo, Laszlo vs Bak, Istvan — 1/2-1/2 — Budapest HUN
1961 — Ludolph, Jaan vs Mikenas, Vladas — 1-0 — Palanga
1965 — Dely, Peter vs Flesch, János — 1-0 — HUN
5…a6 — 1.9% (179 parties)
1961 — Gragger, Anton Fritz vs Ljungquist, Lennart — 1-0 — Marianske Lazne
1961 — Alvarez Alvarez Jair vs Elemberg, Norberto — 1-0 — ?
1967 — Zvorykina, Kira vs Medianikova, Nina — 1/2-1/2 — Ukraine
1970 — Hansen, Kjell Oskar vs Haugen, Arild — 0-1 — Stavanger NOR
1972 — Stanciu, Traian vs Danet, Nicolae — 1-0 — Bucharest ROU
5…Bc5 — 0.6% (55 parties)
1983 — Mednis, Edmar J vs Plaskett, H James — 0-1 — Brighton ENG
1983 — Chandler, Murray G vs Plaskett, H James — 1/2-1/2 — England
1984 — Matulovic, Milan vs Krnic, Zdenko — 1-0 — Vrnjacka Banja SRB
1984 — Stypka, Mieczyslaw vs Kostyra, Stanislaw — 0-1 — Brno CZE
1984 — Comben, G. vs Plaskett, H James — 0-1 — Brighton ENG