A67d - 8…Nfd7 - Four Pawns, Taimanov (1957)

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A67d — Four Pawns, Taimanov (1957)
1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Bb5+ Nfd7
Les coups candidats
Ambassadeurs : Moody, David W (14x), Szalanczi, Emil (14x), Dao, Thien Hai (14x), Van Seben, Edgar (12x), Portisch, Ferenc (9x), Muir, Andrew J (9x), Hulak, Krunoslav (7x), Boensch, Uwe (7x)
9.Nf3 — 15.8% (958 parties)
Ambassadeurs : L`Ami, Alina (11x), Milov, Vadim (7x), Peralta, Fernando (5x), Pantsulaia, Levan (5x), Celedon, Ivan (4x), Volke, Karsten (4x), Basin, Leonid (3x), Psaras, Stilianos (3x)
Ambassadeurs : Bakheet Farag (14x), Lukacs, Peter (8x), Tringov, Georgi P (7x), Collins, Richard (6x), Huguet Reina, Carlos (6x), Boensch, Uwe (5x), Shamkovich, Leonid (5x), Browne, Walter Shawn (5x)
9.Be2 — 7.7% (466 parties)
Ambassadeurs : Moskalenko, Viktor (14x), Hort, Vlastimil (4x), Savchenko, Stanislav (4x), Darrigues, Alain (4x), Kovacevic, Slobodan (4x), Argandona Riveiro, Inigo (4x), Kozlovskaya, Valentina (3x), Hadi, Adrian (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.a4 9.Nf3 9.Bd3 9.Be2
<1800 239 65% 19% 6% 8%
1800-2200 2230 67% 16% 9% 7%
2200-2600 2602 61% 17% 13% 9%
2600+ 38 53% 24% 16% 8%
Évolution par décennie (% des parties)
Décennie N parties 9.a4 9.Nf3 9.Bd3 9.Be2
1950s 41 2% 15% 83% —
1960s 71 7% 6% 86% 1%
1970s 244 23% 5% 66% 5%
1980s 716 71% 7% 18% 4%
1990s 1086 71% 11% 9% 9%
2000s 1643 70% 15% 6% 7%
2010s 1617 56% 27% 10% 7%
2020s 652 61% 14% 10% 15%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.a4 56% 61% ▲ +5.1%
9.Nf3 27% 14% ▼ -12.7%
9.Bd3 10% 10% +0.3%
9.Be2 7% 15% ▲ +7.4%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 7 parties
Tal, Mikhail — 6 parties
Botvinnik, Mikhail — 2 parties
Carlsen, Magnus — 1 partie
Ju, Wenjun — 1 partie
Gukesh D — 1 partie
Parties historiques
9.a4 — 62.6% (3799 parties)
1959 — Lutikov, Anatoly S vs Vasiukov, Evgeni — 1-0 — Tbilisi ch-URS
1962 — Zaitsev, Alexander vs Tal, Mikhail — 1/2-1/2 — Yerevan ch-URS-30
1962 — Collins, Richard vs Adams, Peter J — 1-0 — Hayes
1962 — Zaitsev, Alexander vs Tal, Mikhail — 1/2-1/2 — Erevan ch-URS
1962 — Zaitsev, Alexander vs Suetin, Alexey S — 1/2-1/2 — Minsk BLR
9.Nf3 — 15.8% (958 parties)
1956 — Rotstein, Jefim vs Ugolik, Witaly — 1-0 — Kiev UKR
1957 — Ivkov, Borislav vs Kluger, Gyula — 1/2-1/2 — Budapest HUN
1958 — Horseman, Derek Geoffrey vs AGBOLO, Green Laureta — 1/2-1/2 — Leamington
1958 — Asmundsson, Ingvar vs Jongsma, Alexander — 1/2-1/2 — Varna BUL
1959 — Pfeiffer, Gerhard vs Martius, Ottokar — 1/2-1/2 — FRG-ch Nuerenberg GER
9.Bd3 — 13.5% (818 parties)
1950 — Alatortsev, Vladimir N. vs Aronin, Lev — 1/2-1/2 — Moscow RUS
1955 — Gufeld, Eduard vs Zilber, Israel — 0-1 — Kiev UKR
1956 — Shamkovich, Leonid vs Suetin, Alexey S — 1/2-1/2 — Kharkov UKR
1957 — Taimanov, Mark vs Trifunovic, Petar — 1-0 — Leningrad RUS
1957 — Shamkovich, Leonid vs Lein, Anatoly — 1-0 — Soviet Union
9.Be2 — 7.7% (466 parties)
1962 — Korelov, Alexander P vs Etruk, Rein T — 1-0 — Tartu
1972 — Hadi, Adrian vs Kondali, Jovan — 1-0 — corr
1972 — Fedder, Steen vs Zeuthen, Steffen — 1-0 — Frederiksberg
1973 — Kozlovskaya, Valentina vs Konopleva, Natalia — 1/2-1/2 — Menorca
1973 — Hadi, Adrian vs Hammar, Bengt — 1-0 — olm8 corr7384