B48q - 8…b5 - Taimanov (1960)

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B48q — Taimanov (1960)
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Bd3 Nf6 8.O-O b5
Les coups candidats
9.Nxc6 — 49.9% (539 parties)
Ambassadeurs : Janosevic, Dragoljub (8x), Eggleston, David J (6x), Tal, Mikhail (5x), Scholl, Eddie C (4x), Penrose, Jonathan (3x), Tregubov, Pavel V. (3x), Miezis, Normunds (3x), Fedorov, Mikhail Alex (3x)
9.a3 — 14.8% (160 parties)
Ambassadeurs : Bjuhr, Arne (3x), Chipev, Teodor Antonov (2x), Tal, Mikhail (2x), Neukirch, Detlef (2x), Weiss, Augustin (2x), Janosevic, Dragoljub (2x), Abele, Albert (2x), Castrillon Gomez, Melissa (2x)
9.Qe2 — 9.3% (101 parties)
Ambassadeurs : Robatsch, Karl (2x), Geller, Alexander (1x), Gipslis, Aivars (1x), Agzamov, Viachesiav (1x), Bokuchava, Alexander (1x), Nilsson, Zandor (1x), Litsberger, Rune (1x), Vasiukov, Evgeni (1x)
9.Kh1 — 7.7% (83 parties)
Ambassadeurs : Novopashin, Arkady (4x), Suetin, Alexey S (2x), Ivanovic, Bozidar (2x), Martynyuk, Elizaveta (2x), del Pozo, Nestor (1x), Bazan, Osvaldo (1x), Courbon, Frederic (1x), Babev, Aleksandar (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.Nxc6 9.a3 9.Qe2 9.Kh1
<1800 39 44% 26% 8% —
1800-2200 368 45% 18% 8% 10%
2200-2600 497 56% 10% 11% 6%
2600+ 18 78% — 11% —
Évolution par décennie (% des parties)
Décennie N parties 9.Nxc6 9.a3 9.Qe2 9.Kh1
1960s 126 41% 17% 10% 10%
1970s 45 56% 9% 11% 7%
1980s 17 47% 29% — —
1990s 113 38% 21% 12% 9%
2000s 401 50% 14% 10% 8%
2010s 307 54% 12% 9% 8%
2020s 72 60% 14% 1% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.Nxc6 54% 60% ▲ +5.3%
9.a3 12% 14% ▲ +1.5%
9.Qe2 9% 1% ▼ -8.1%
9.Kh1 8% 4% ▼ -3.7%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Carlsen, Magnus — 2 parties
Kramnik, Vladimir — 1 partie
Parties historiques
9.Nxc6 — 49.9% (539 parties)
1960 — Weinstein, Raymond vs Rapaka Samuel Paul — 1-0 — New York, NY USA
1960 — Nezhmetdinov, Rashid vs Vladimirov, Boris T — 0-1 — Perm RUS
1960 — Weinstein, Raymond vs Rapaka Samuel Paul — 1-0 — New York ch-USA
1961 — Kaminskij, Sergej vs Taimanov, Mark — 1/2-1/2 — Leningrad RUS
1961 — Rabar, Braslav vs Pachman, Ludek — 1/2-1/2 — Moskou ZShK
9.a3 — 14.8% (160 parties)
1962 — Staehelin, Adolf vs Eugenio, Sarah De Oliveira — 1-0 — Zurich SUI
1962 — Weiss, Augustin vs Vesely, Jiri — 1/2-1/2 — Jablonec
1962 — Weiss, Augustin vs Vesely, Jaromir — 1/2-1/2 — ?
1963 — Chipev, Teodor Antonov vs Tsvetkov, Alexandar K — 1/2-1/2 — Sofia BUL
1963 — Lepeshkin, Vladimir vs Bebchuk, Evgeni — 0-1 — ?
9.Qe2 — 9.3% (101 parties)
1960 — Gligoric, Sofija vs Giustolisi, Alberto — 1/2-1/2 — Madrid zt
1961 — Fichtl, Jiri vs Vesely, Jiri — 1/2-1/2 — Kosice
1961 — Robatsch, Karl vs Robar, X — 1-0 — Graz AUT
1961 — Robatsch, Karl vs Rabar, Braslav — 1-0 — Graz AUT
1961 — Pesch, Werner vs Eising, Johannes — 1-0 — Bad Pyrmont GER
9.Kh1 — 7.7% (83 parties)
1960 — del Pozo, Nestor vs Bazan, Osvaldo — 1-0 — Rio de Janeiro BRA
1962 — Novopashin, Arkady vs Suetin, Alexey S — 1-0 — Erevan ch-URS
1962 — Novopashin, Arkady vs Klavins, Janis — 1-0 — Leningrad RUS
1962 — Fabian Jesse vs Kozma, Julius — 1/2-1/2 — Jablonec
1963 — Shishov, Mikhail vs Spassky, Boris Vasily — 0-1 — URS-chT Moscow RUS