B45w - 5…Nf6 6.Ndb5 Bb4 7.a3 Bxc3+ 8.Nxc3 d5 9.exd5 exd5 10.Bd3 O-O 11.O-O d4 12.Ne2 - Taimanov Four Knights [+0.28]

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B45w — Taimanov Four Knights
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Nf6 6.Ndb5 Bb4 7.a3 Bxc3+ 8.Nxc3 d5 9.exd5 exd5 10.Bd3 O-O 11.O-O d4 12.Ne2
Eval: [+0.28]
Les coups candidats
12…Bg4 — 61.5% (1265 parties)
Ambassadeurs : Van Riemsdijk, Herman C. (21x), Dovzik, Juri (12x), Federic, Jozef (10x), Ptacnikova, Lenka (8x), Demchenko, Igor Nikolaevich (8x), Karasinska, Magdalena (8x), Tregubov, Pavel V. (8x), Fareh, Youness (7x)
12…Qd5 — 17.2% (355 parties)
Ambassadeurs : Goncharenko, Georgy (12x), Khenkin, Igor (10x), Lots, Stepan (6x), Baron Isanta, Jose Maria (6x), Maljutin, Evgeni (5x), Boguslawsky, Maxim (4x), Faldt, Magnus (4x), Mellado Trivino, Juan (4x)
12…Re8 — 11.5% (236 parties)
Ambassadeurs : Baciu, Diana (7x), Doibani, Lilia (5x), Moreno Tejera, Emilio (4x), Andres Gonzalez, Ivan (4x), Recuero Guerra, David (4x), Rusev, Krasimir (4x), Zurkowski, Andrzej (4x), Petrov, Marian (4x)
12…h6 — 4.7% (97 parties)
Ambassadeurs : Grobler, David (3x), Winants, Luc (2x), Ros, Aksel (2x), Bangiev, Alexander (2x), Dutreeuw, Marc (2x), Gaertner, Guntram (2x), Lahdenmaeki, Leo (2x), Zhang, Yuanchen (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 12…Bg4 12…Qd5 12…Re8 12…h6
<1800 52 71% 13% 4% 8%
1800-2200 743 66% 13% 12% 3%
2200-2600 1041 61% 19% 11% 4%
2600+ 27 63% 26% 11% —
Évolution par décennie (% des parties)
Décennie N parties 12…Bg4 12…Qd5 12…Re8 12…h6
1940s 1 — 100% — —
1950s 3 67% 33% — —
1960s 18 33% 33% 6% 22%
1970s 26 31% 23% 4% 31%
1980s 71 46% 13% 1% 24%
1990s 270 27% 48% 11% 8%
2000s 710 57% 19% 17% 3%
2010s 755 73% 9% 10% 2%
2020s 204 91% 1% 2% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
12…Bg4 73% 91% ▲ +18.2%
12…Qd5 9% 1% ▼ -7.9%
12…Re8 10% 2% ▼ -8.0%
12…h6 2% 3% ▲ +1.3%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 1 partie
Anand, Viswanathan — 1 partie
Kramnik, Vladimir — 1 partie
Kasparov, Garry — 1 partie
Parties historiques
12…Bg4 — 61.5% (1265 parties)
1957 — Lendl, Jiri vs Sedlacek, Petr — 1/2-1/2 — Brno CZE
1959 — Kostro, Jerzy vs Szpakowski, Marek — 1-0 — Lodz ch POL
1962 — Aronin, Lev vs Zaitsev, Alexander — 1-0 — Erevan ch-URS
1962 — Kirillov, Vladimir vs Zaitsev, Alexander — 1/2-1/2 — Minsk BLR
1962 — Khasin, Abram vs Zaitsev, Alexander — 1/2-1/2 — Minsk BLR
12…Qd5 — 17.2% (355 parties)
1942 — Pilnik, Herman vs Corte, Cesar J — 1-0 — Mar del Plata ARG
1952 — Bobotsov, Milko G vs Karastoichev, Emil — 1/2-1/2 — Sofia BUL
1965 — Stephenson, Frederick Norman vs Scholes, James Edward — 1-0 — Whitby
1967 — Sakharov, Yuri N vs Alburt, Lev — 0-1 — Kharkov UKR
1967 — Kirpichnikov, Vladimir vs Adler, Viktor — 0-1 — Soviet Union
12…Re8 — 11.5% (236 parties)
1962 — Freidin vs Ignatiev, Aleksey — 0-1 — Moscow RUS
1971 — Cross, Robert Gary vs Bornholz Robert — 1-0 — corr NAICCC I
1988 — Seirawan, Yasser vs Comp Leonardo Maestro — 1-0 — Zurich simultaan
1991 — Kranabetter Anton vs Anreiter, Alois — 1/2-1/2 — corr
1991 — Brandl, Josef vs Anreiter, Alois — 1-0 — ?
12…h6 — 4.7% (97 parties)
1966 — Adamski, Jan vs Filipowicz, Andrzej — 1/2-1/2 — Rzeszow ch POL
1966 — Larusson, Gudmundur vs Mertens, Paul — 1/2-1/2 — Orebro SWE
1969 — Schmid, Lothar vs Browne, Walter Shawn — 1/2-1/2 — San Juan
1969 — McKay, Roderick M vs Urzica, Aurel — 1/2-1/2 — Stockholm SWE
1972 — Kastner, Jeffrey vs Martin, Thomas — 1-0 — Atlantic City