B49d - 7…Nf6 8.a3 - Taimanov (1959)

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B49d — Taimanov (1959)
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Be2 Nf6 8.a3
Les coups candidats
Ambassadeurs : Hirneise, Tobias (6x), Tal, Mikhail (5x), Maedler, Juergen, Dr. (4x), Koepke, Christian (4x), Matulovic, Milan (3x), Ziaziulkina, Nastassia (3x), Bellahcene, Bilel (3x), Caglieri, Osvaldo (2x)
Ambassadeurs : Nezhmetdinov, Rashid (3x), Bindrich, Falko (3x), Andrijevic, Milan (3x), Baramidze, David (3x), Moehn, Hans (3x), Socko, Bartosz (3x), Inarkiev, Ernesto (3x), Cichy, Michael, Dr. (3x)
8…d6 — 7.3% (191 parties)
Ambassadeurs : Janosevic, Dragoljub (4x), Corral, Jose (2x), Belikov, Vladimir (2x), Yagupov, Igor (2x), Ozsvath, Andras (1x), Pogats, Jozsef Jr. (1x), Flesch, János (1x), Szabo, Laszlo (1x)
8…Bd6 — 3.0% (78 parties)
Ambassadeurs : Djukic, Sandra (3x), Olafsson, Fridrik (2x), Benko, Pal (2x), Langeweg, Kick (2x), Szabo, Laszlo (2x), Dely, Peter (2x), Tal, Mikhail (2x), Zivkovic, Velibor (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…Be7 8…b5 8…d6 8…Bd6
<1800 229 69% 21% 5% 2%
1800-2200 1175 54% 30% 7% 2%
2200-2600 832 52% 29% 9% 2%
2600+ 20 50% 25% 10% —
Évolution par décennie (% des parties)
Décennie N parties 8…Be7 8…b5 8…d6 8…Bd6
1950s 10 20% 70% — 10%
1960s 138 43% 25% 7% 17%
1970s 56 57% 16% 18% 7%
1980s 47 51% 19% 13% 6%
1990s 285 52% 26% 11% 3%
2000s 773 49% 31% 8% 3%
2010s 1013 59% 28% 6% 1%
2020s 285 65% 27% 5% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…Be7 59% 65% ▲ +5.5%
8…b5 28% 27% ▼ -1.1%
8…d6 6% 5% ▼ -0.9%
8…Bd6 1% 1% -0.4%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 9 parties
Botvinnik, Mikhail — 2 parties
Parties historiques
8…Be7 — 54.9% (1430 parties)
1959 — Keres, Paul vs Krogius, Nikolai V — 0-1 — Tbilisi ch-URS
1959 — Witkowski, Stefan vs Spanjaard, Eduard — 1-0 — Warsaw POL
1960 — Lokvenc, Josef vs Pachman, Ludek — 1/2-1/2 — Marianske Lazne
1962 — Korchnoi, Viktor vs Khodos, German — 1/2-1/2 — Erevan ch-URS
1962 — Parma, Bruno vs Calvo José Minguez, Ricardo — 1/2-1/2 — Torremolinos ESP
8…b5 — 28.2% (735 parties)
1957 — Gurfinkel, I. vs Zvorykina, Kira Alekseyevna — 0-1 — Vilnius ch19-SU
1958 — Nezhmetdinov, Rashid vs Makarow, Alexander — 1-0 — Rostov on Don
1958 — Zurakhov, Vladlen Y vs Makarov, Andrei — 0-1 — ?
1959 — Bilunova, Rimma I vs Gaprindashvili, Nona — 0-1 — Moscow RUS
1959 — Kazmin, Denis vs Gaprindashvili, Nona — 0-1 — Moscow RUS
8…d6 — 7.3% (191 parties)
1961 — Pogats, Jozsef Jr. vs Flesch, János — 1-0 — Budapest ch-HUN
1961 — Honfi, Karoly vs Lengyel, Levente — 1-0 — Budapest ch-HUN
1964 — Szabo, Laszlo vs Janosevic, Dragoljub — 1/2-1/2 — Belgrade SRB
1965 — Ozsvath, Andras vs Janosevic, Dragoljub — 0-1 — Budapest HUN
1965 — Perez Cascella, Julio vs Palermo, Vicente — 0-1 — Buenos Aires ch-ARG
8…Bd6 — 3.0% (78 parties)
1959 — Nezhmetdinov, Rashid vs Tal, Mikhail — 0-1 — Tbilisi ch-URS
1961 — Honfi, Karoly vs Dely, Peter — 1/2-1/2 — Budapest ch-HUN
1961 — Barbulovic, Borivoje vs Velimirovic, Dragoljub — 1/2-1/2 — Portoroz SLO
1962 — Keres, Paul Petrovich vs Tal, Mikhail — 1/2-1/2 — Curacao AHO
1963 — Ivkov, Borislav vs Wade, Robert G — 1-0 — Havana CUB