E65h - 8…dxc5 9.Bf4 - Fianchetto, Yugoslav, Exchange (1955)

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E65h — Fianchetto, Yugoslav, Exchange (1955)
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O Nc6 8.dxc5 dxc5 9.Bf4
Les coups candidats
9…Be6 — 38.6% (440 parties)
Ambassadeurs : Smirin, Ilia (6x), Fedorov, Alexei (3x), Tukmakov, Vladimir B (3x), Kukovec, Borut (3x), Cuellar Gacharna, Miguel (2x), Seibold, Hubert, Dr. (2x), Krogius, Nikolai V (2x), Kazoks, Aivars (2x)
9…Nh5 — 33.3% (380 parties)
Ambassadeurs : Bertok, Mario Jr. (5x), Ivkov, Borislav (4x), Erdelyi, Tamas Dr (3x), Portisch, Lajos (2x), Sakharov, Yuri N (2x), Tal, Mikhail (2x), Stupica, Janez (2x), Schirm, Friedmar (2x)
9…Nd4 — 10.0% (114 parties)
Ambassadeurs : Gligoric, Sofija (17x), Dely, Peter (6x), Olafsson, Fridrik (6x), Khusenkhojaev, Muhammad (5x), Tukhaev, Adam (5x), Bak, Istvan (4x), Honfi, Karoly (4x), Marovic, Drazen (4x)
9…Qa5 — 5.7% (65 parties)
Ambassadeurs : Marovic, Drazen (2x), Sofrevski, Jovan (2x), Flores Cahuina, Rodrigo Gabriel (1x), Humerez (1x), Pachman, Ludek (1x), Fischer, Robert J (1x), Ivkov, Borislav (1x), Zuckerman, Bernard (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…Be6 9…Nh5 9…Nd4 9…Qa5
<1800 33 33% 24% 9% 3%
1800-2200 309 46% 31% 5% 6%
2200-2600 603 40% 36% 7% 6%
2600+ 25 28% 28% 32% —
Évolution par décennie (% des parties)
Décennie N parties 9…Be6 9…Nh5 9…Nd4 9…Qa5
1950s 30 27% 10% 50% 3%
1960s 57 12% 21% 49% 14%
1970s 52 13% 46% 27% 8%
1980s 99 27% 48% 11% 2%
1990s 217 50% 29% 1% 5%
2000s 202 57% 16% 1% 6%
2010s 261 42% 24% 14% 8%
2020s 222 25% 60% 2% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…Be6 42% 25% ▼ -16.9%
9…Nh5 24% 60% ▲ +36.6%
9…Nd4 14% 2% ▼ -12.0%
9…Qa5 8% 4% ▼ -4.1%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 5 parties
Kasparov, Garry — 2 parties
Ju, Wenjun — 2 parties
Carlsen, Magnus — 1 partie
Parties historiques
9…Be6 — 38.6% (440 parties)
1956 — Uhlmann, Wolfgang vs Padevsky, Nikola — 1-0 — Moskou olm
1956 — Krogius, Nikolai V vs Novopashin, Arkady — 1-0 — Kislovodsk
1956 — Darga, Klaus vs Wade, Robert G — 1-0 — Moscow RUS
1956 — Larsen, Bent Ravn vs Johannsson, Ingi R — 1-0 — Copenhagen DEN
1957 — Olafsson, Fridrik vs Pilnik, Herman — 1-0 — Reykjavik ISL
9…Nh5 — 33.3% (380 parties)
1957 — Giustolisi, Alberto vs Vukovic, Vladimir — 1-0 — It San Benedetto del Tronto (
1957 — Cuellar, Alfonso vs Schorr, Guido — 0-1 — Caracas zt
1958 — Portisch, Lajos vs Szilagyi, Gyorgy Laszlo — 1-0 — Budapest HUN
1960 — Sakharov, Yuri N vs Lenchiner, Izia — 1/2-1/2 — ?
1960 — Juergens, Norbert vs Fuchs, Werner — 1/2-1/2 — Detmold
9…Nd4 — 10.0% (114 parties)
1955 — Udovcic, Mijo vs Gligoric, Sofija — 1/2-1/2 — Novi Sad SRB
1955 — Udovcic, Mijo vs Gligoric, Sofija — 1/2-1/2 — Novi Sad SRB
1956 — Larsen, Bent vs Clarke, Peter — 1/2-1/2 — Hastings ENG
1956 — Larsen, Benjamin Holsko vs Clarke, Paul R H — 1/2-1/2 — Hastings ENG
1956 — Larsen, Benjamin Holsko vs Gligoric, Sofija — 1/2-1/2 — Hastings ENG
9…Qa5 — 5.7% (65 parties)
1955 — Krogius, Nikolai V vs Vladimirov, Yevgeniy — 1/2-1/2 — RUS ch
1961 — Dely, Peter vs Bak, Istvan — 1/2-1/2 — Budapest ch-HUN
1962 — Flores Cahuina, Rodrigo Gabriel vs Humerez — 1-0 — Mar del Plata ARG
1962 — Marovic, Drazen vs Sofrevski, Jovan — 1/2-1/2 — Skopje ch17-YUG
1962 — Marovic, Drazen vs Sofrevski, Jovan — 1/2-1/2 — Skopje ch17-YUG