A67e - 9.Bd3 - Four Pawns, Taimanov (1958)

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A67e — Four Pawns, Taimanov (1958)
1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.f4 Bg7 8.Bb5+ Nfd7 9.Bd3
Les coups candidats
Ambassadeurs : Bakheet Farag (14x), Lukacs, Peter (7x), Tringov, Georgi P (7x), Collins, Richard (6x), Boensch, Uwe (5x), Shamkovich, Leonid (5x), Nunn, John D M (4x), Djuric, Stefan (4x)
9…Qh4+ — 17.5% (143 parties)
Ambassadeurs : Huguet Reina, Carlos (4x), Perez Perez, Francisco Jose (3x), Sliwa, Bogdan (2x), Gruenfeld, Yehuda (2x), Lau, Ralf (2x), Dolmatov, Sergey (2x), Karolyi, Tibor (2x), Clarke, James (2x)
9…a6 — 9.5% (78 parties)
Ambassadeurs : Yrjola, Jouni (3x), Van Wely, Loek (3x), Bazant, Petr (3x), Robatsch, Karl (2x), Simacek, Pavel (2x), Afizov, Marsel (1x), Forintos, Gyozo V (1x), Aadhitha Karikalan (1x)
9…Na6 — 2.1% (17 parties)
Ambassadeurs : Wade, Robert G (2x), Timman, Jan H (1x), Roth, Peter (1x), Tal, Mikhail (1x), Contedini, Ennio (1x), From, Sigfred (1x), Gufeld, Eduard (1x), Zilber, Israel (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…O-O 9…Qh4+ 9…a6 9…Na6
<1800 14 71% 29% — —
1800-2200 206 71% 15% 12% 1%
2200-2600 329 68% 22% 9% 1%
2600+ 6 17% 83% — —
Évolution par décennie (% des parties)
Décennie N parties 9…O-O 9…Qh4+ 9…a6 9…Na6
1950s 34 71% 12% 12% 6%
1960s 61 67% 8% 11% 13%
1970s 162 88% 4% 7% 1%
1980s 130 72% 15% 11% 1%
1990s 98 71% 15% 13% —
2000s 104 64% 21% 13% 1%
2010s 161 60% 28% 9% 2%
2020s 67 58% 37% 1% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…O-O 60% 58% ▼ -1.4%
9…Qh4+ 28% 37% ▲ +9.4%
9…a6 9% 1% ▼ -7.2%
9…Na6 2% 0% ▼ -2.5%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 2 parties
Kasparov, Garry — 2 parties
Parties historiques
9…O-O — 70.3% (574 parties)
1950 — Alatortsev, Vladimir N. vs Aronin, Lev — 1/2-1/2 — Moscow RUS
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
1957 — Shamkovich, Leonid vs Lein, Anatoly — 1-0 — Krasnodar RUS
9…Qh4+ — 17.5% (143 parties)
1958 — Weiss, Martin vs Roessel, Frits — 1/2-1/2 — Munich GER
1958 — BADERIN, Victoria Adeayo vs Golovko, Nikolay Grigorievic — 1-0 — Moscow RUS
1958 — Perez Gonsalves, Eduardo vs Perez Perez, Francisco Jose — 0-1 — Valencia
1959 — Rivera, Donato vs Henin, Charles — 1-0 — Omaha
1960 — Sliwa, Bogdan vs Gromek, Jozef — 1-0 — Poland ch
9…a6 — 9.5% (78 parties)
1957 — Tiemann, Christoph vs Loennblad — 1-0 — EU corr
1959 — Gromek, Jozef vs Polugaevsky, Lev — 0-1 — Marianske Lazne
1959 — Kwiatkowski, Seweryn vs Nikolaevsky, Yuri V — 1/2-1/2 — Kiev UKR
1959 — Stupica, Janez vs Ugrinovic, Dragan — 1/2-1/2 — Kragujevac ch14-YUG
1960 — Afizov, Marsel vs Forintos, Gyozo V — 1/2-1/2 — Leningrad RUS
9…Na6 — 2.1% (17 parties)
1955 — Gufeld, Eduard vs Zilber, Israel — 0-1 — Kiev UKR
1959 — AGBOLO, Green Laureta vs Lloyd, Kenneth — 0-1 — York ch-BCF
1960 — Tal, Mikhail vs Contedini, Ennio — 1-0 — Leipzig olm
1960 — Wade, Robert G vs From, Sigfred — 1-0 — Leipzig GER
1960 — Emma, Jaime vs Bazan, Osvaldo — 1/2-1/2 — Buenos Aires ch-ARG