B48g - 6…a6 7.Qd2 - Taimanov (1995)

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B48g — Taimanov (1995)
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Qd2
Les coups candidats
7…Nf6 — 93.1% (7882 parties)
Ambassadeurs : Da Silva Filho, Alcindo Luz Bastos (109x), Korneev, Oleg (41x), Movsesian, Sergei (34x), Quinones Borda Jorge Victor (32x), Geller, Jakov (30x), Motylev, Alexander (26x), Iotov, Valentin (23x), Ivanisevic, Ivan (23x)
7…b5 — 4.1% (351 parties)
Ambassadeurs : Bocharov, Dmitry (10x), Navarro Molina, David (7x), Frolov, Artur (5x), Nikolov, Sasho (5x), Maletin, Pavel (4x), Vibbert, Sean (4x), Gostisa, Leon (3x), Kogan, Arthur (3x)
7…Nxd4 — 0.9% (76 parties)
Ambassadeurs : Korneev, Oleg (4x), Maiwald, Jens-Uwe (4x), Ivanisevic, Ivan (4x), Teske, Henrik (3x), Anand, Viswanathan (2x), Gobet, Fernand (2x), Duarte, Leonardo (2x), Vehi Bach, Victor Manuel (2x)
7…Be7 — 0.8% (67 parties)
Ambassadeurs : Chigaev, Maksim (5x), Santos Ruiz, Miguel (5x), Banikas, Hristos (3x), Kotronias, Vasilios (2x), Saduakassova, Dinara (2x), Pichot, Alan (2x), Bukavshin, Ivan (2x), Duchardt, Alexandre (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Nf6 7…b5 7…Nxd4 7…Be7
<1800 364 91% 5% 1% 1%
1800-2200 2854 92% 5% 1% 1%
2200-2600 4644 94% 3% 1% 1%
2600+ 342 92% 5% 0% 2%
Évolution par décennie (% des parties)
Décennie N parties 7…Nf6 7…b5 7…Nxd4 7…Be7
1960s 4 100% — — —
1970s 4 75% — — —
1980s 30 73% 17% 10% —
1990s 209 76% 19% 1% —
2000s 2481 90% 7% 2% —
2010s 4586 95% 2% 0% 1%
2020s 1151 95% 4% 0% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Nf6 95% 95% -0.4%
7…b5 2% 4% ▲ +1.4%
7…Nxd4 0% 0% -0.1%
7…Be7 1% 1% -0.3%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 4 parties
Kasparov, Garry — 2 parties
Kramnik, Vladimir — 1 partie
Karpov, Anatoly — 1 partie
Ju, Wenjun — 1 partie
Hou, Yifan — 1 partie
Gukesh D — 1 partie
Parties historiques
7…Nf6 — 93.1% (7882 parties)
1963 — Nikolic, Stanimir vs Parma, Bruno — 0-1 — Zenica ch YUG
1967 — Turi, Istvan vs Kovacs, Zoltan — 1-0 — Hungary CCC-8
1968 — Buczko, Abel vs Morris, Matthew — 1-0 — Aspen
1968 — Moore, B Dr vs Blackstone, John — 0-1 — Fresno, CA
1970 — Murat, Tomasz vs Espig, Lutz — 0-1 — Lublin POL
7…b5 — 4.1% (351 parties)
1980 — Belle, Erika vs Savereide, Diane — 1/2-1/2 — La Valetta
1987 — Van der Wiel, John T.H. vs Zapata, Alonso — 1-0 — Amsterdam NED
1989 — Van Wely, Loek vs De Boer, Gert-Jan — 0-1 — Eindhoven NED
1989 — Mamombe, Kudzanai vs David Zulu — 0-1 — Tunja wch-jr
1989 — Frolov, Artur vs Landa, Konstantin — 1-0 — Jurmala LAT
7…Nxd4 — 0.9% (76 parties)
1988 — Anand, Viswanathan vs Gobet, Fernand — 1/2-1/2 — Biel SUI
1988 — Anand, Viswanathan vs Gobet, Fernand — 1/2-1/2 — Biel SUI
1989 — Winge, Stefan vs Akesson, Ralf — 0-1 — Sundsvall SWE
1997 — Carvalho Jr, Celestino vs Marques, Vinicius de Abreu — 1/2-1/2 — ?
1998 — Korneev, Oleg vs Barlov, Dragan — 1/2-1/2 — Corte Ingles op
7…Be7 — 0.8% (67 parties)
2012 — Ribés Colom, Josep M. vs Hrynovets, Igor — 1-0 — ICCF
2013 — Tsygankov, Evgeny Georgievich vs Zunkovic, Slavko — 1-0 — ICCF
2014 — Kotronias, Vasilios vs Banikas, Hristos — 0-1 — Chania GRE
2014 — Andriasian, Zaven vs Bukavshin, Ivan — 1/2-1/2 — Katowice POL
2014 — Kotronias, Vasilios vs Banikas, Hristos — 0-1 — Chania GRE