B49f - 7…Nf6 8.O-O b5 - Taimanov (1905)

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B49f — Taimanov (1905)
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Be2 Nf6 8.O-O b5
Les coups candidats
9.Nxc6 — 50.9% (525 parties)
Ambassadeurs : Matulovic, Milan (5x), Unzicker, Ferdinand, Dr. (2x), Korchnoi, Viktor (2x), Kurajica, Bojan (2x), Lau, Ralf (2x), Dizdarevic, Emir (2x), Sena, Juan (2x), Wegener, Olaf (2x)
9.a3 — 35.7% (368 parties)
Ambassadeurs : Bernal Ladron de Guevara, Carlos (3x), From, Sigfred (2x), Penas Hernandez, Javier (2x), Rachwalski, Andrzej (2x), Wageih, Kareim (2x), Silveira Filho, Neri da Silva (2x), Pacal, Mihaly (2x), O'Siorchru, O. (1x)
9.f4 — 6.8% (70 parties)
Ambassadeurs : Kiss, Fernanda (2x), Shahade, Gregory (2x), Hjartarson, Johann (1x), Angantysson, Haukur (1x), Fernandez Vizan, JF. (1x), Pascua Vilchez, Fidel (1x), Widmann, Roger (1x), Lenz, Thomas (1x)
9.Bf3 — 3.2% (33 parties)
Ambassadeurs : Bedros, Jacques (1x), Haik, Aldo (1x), Diaz Quejada, Ricardo (1x), Santacruz, Francisco (1x), Kromhout, Ewan (1x), Paraskevopoulos, Alexandros (1x), Fier, Alexandr (1x), Meszaros, Michal (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.Nxc6 9.a3 9.f4 9.Bf3
<1800 50 30% 44% 10% 8%
1800-2200 509 44% 41% 8% 4%
2200-2600 361 65% 25% 6% 2%
2600+ 1 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 9.Nxc6 9.a3 9.f4 9.Bf3
1950s 8 62% 38% — —
1960s 28 71% 25% — —
1970s 30 57% 33% 7% 3%
1980s 28 46% 36% 11% 4%
1990s 103 51% 38% 5% 4%
2000s 350 47% 36% 9% 4%
2010s 395 52% 34% 7% 2%
2020s 89 52% 42% 3% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.Nxc6 52% 52% -0.5%
9.a3 34% 42% ▲ +7.1%
9.f4 7% 3% ▼ -3.2%
9.Bf3 2% 3% ▲ +1.1%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 1 partie
Parties historiques
9.Nxc6 — 50.9% (525 parties)
1955 — Simagin, Vladimir vs Kan, Ilya — 1-0 — Moskou ch-URS
1955 — Burstein, Almog vs Ciocaltea, Victor — 1/2-1/2 — Bucharest ROU
1957 — Gronau, Paul vs Secula, Victor — 0-1 — Hamburg GER
1958 — Pogats, Jozsef Jr. vs Szily, Jozsef — 1/2-1/2 — Budapest HUN
1958 — Kadriov, Shukri vs Kaikamdzozov, Jivko — 0-1 — ?
9.a3 — 35.7% (368 parties)
1955 — Spassky, Boris Vasily vs Aarland, Stein Arild — 1/2-1/2 — Ch URS, Moscow
1956 — Sefc, Jan vs Al Husari, Zita Fatima — 1/2-1/2 — Podebrady CZE
1959 — Eretova, Kveta vs Zvorykina, Kira — 0-1 — Plovdiv BUL
1963 — Ivanovic, Bozidar vs Zagar, Ivan — 1-0 — Dravograd
1965 — Silveira Filho, Neri da Silva vs Trois, Francisco R.T. — 1/2-1/2 — ?
9.f4 — 6.8% (70 parties)
1973 — Luckans, Ilmars vs Karasev, Vladimir — 0-1 — Daugavpils LAT
1979 — Hjartarson, Johann vs Angantysson, Haukur — 0-1 — ISL-ch Reykjavik ISL
1982 — D`Arruda, Ricardo D. vs Mavrich, Rolando — 1-0 — ARG-ch sf Buenos Aires ARG
1987 — Fernandez Vizan, JF. vs Pascua Vilchez, Fidel — 1-0 — Valladolid
1987 — Widmann, Roger vs Lenz, Thomas — 0-1 — Dortmund open
9.Bf3 — 3.2% (33 parties)
1972 — Bedros, Jacques vs Haik, Aldo — 0-1 — Skopje ol (Men) fin-D
1989 — Diaz Quejada, Ricardo vs Santacruz, Francisco — 1/2-1/2 — Asuncion PAR
1995 — Schweigert, Werner vs Baur, Volker, Dr. — 1/2-1/2 — German Ych-U13
1996 — Kromhout, Ewan vs Paraskevopoulos, Alexandros — 1-0 — South Africa Open
1997 — Fier, Alexandr vs Meszaros, Michal — 1-0 — Wch U10 Cannes FRA