A62e - 9.O-O Re8 - Fianchetto (1950)

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A62e — Fianchetto (1950)
1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O 9.O-O Re8
Les coups candidats
10.Nd2 — 43.4% (2760 parties)
Ambassadeurs : Nikolic, Predrag (14x), Sos Andreu, Eric (13x), Ilincic, Zlatko (13x), Birnboim, Nathan (9x), Simacek, Pavel (8x), Reefschlaeger, Helmut, Dr. (7x), Gheorghiu, Florin (7x), Gavrijski, Dimitar (7x)
10.Bf4 — 38.1% (2421 parties)
Ambassadeurs : Gleizerov, Evgeny (28x), Yuffa, Daniil (20x), Korchmar, Vasiliy (13x), Allawi Rawlings (13x), Ligterink, Gert (11x), Dhulipalla Bala Chandra Prasad (10x), Cech, Pavel (10x), Sosonko, Gennadi (9x)
10.Re1 — 11.3% (719 parties)
Ambassadeurs : Gleizerov, Evgeny (7x), Lopez Mulet, Inigo (6x), Campbell, Eoin S. (5x), Li, Chao b (5x), Ding, Liren (5x), Efimov, Leonid (5x), Ilkhomi, Jaloliddin (5x), Nguyen, Anh Khoi (4x)
10.h3 — 4.0% (253 parties)
Ambassadeurs : Razuvaev, Yuri S (7x), Tal, Mikhail (4x), Pitl, Gregory (4x), Cioara, Andrei-Nestor (3x), Gleizerov, Evgeny (3x), Csom, Istvan (2x), Huebner, Robert (2x), Kuzmin, Gennadi (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10.Nd2 10.Bf4 10.Re1 10.h3
<1800 199 43% 36% 14% 4%
1800-2200 2028 46% 34% 11% 5%
2200-2600 3601 42% 41% 10% 4%
2600+ 184 21% 49% 21% 3%
Évolution par décennie (% des parties)
Décennie N parties 10.Nd2 10.Bf4 10.Re1 10.h3
1950s 31 74% 10% 3% —
1960s 35 86% — 11% —
1970s 115 74% 15% 5% 6%
1980s 290 62% 21% 7% 6%
1990s 451 59% 23% 8% 8%
2000s 818 55% 25% 7% 9%
2010s 3149 44% 41% 9% 3%
2020s 1464 23% 52% 21% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10.Nd2 44% 23% ▼ -21.6%
10.Bf4 41% 52% ▲ +11.2%
10.Re1 9% 21% ▲ +12.7%
10.h3 3% 2% ▼ -1.6%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 10 parties
Ding, Liren — 8 parties
Tal, Mikhail — 7 parties
Gukesh D — 3 parties
Hou, Yifan — 2 parties
Karpov, Anatoly — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
10.Nd2 — 43.4% (2760 parties)
1953 — Neishtadt, Yakov vs Simagin, Vladimir — 0-1 — Moscow Tch
1953 — O'Kelly, Albéric de Galway vs Alexander Tadala — 1/2-1/2 — Bucharest ROU
1954 — Bosch van Rosenthal, Edzard vs Teschner, Rudolf — 1-0 — W.Ger-NLD m
1955 — Salov, Vitaly V. vs Vasiukov, Evgeni — 0-1 — Moscow RUS
1955 — Veltmander, Iogannes vs Simagin, Vladimir — 0-1 — Gorky RUS
10.Bf4 — 38.1% (2421 parties)
1951 — Smyslov, Vasily vs Alexander Tadala — 1-0 — Leningrad RUS
1954 — Kluger, Gyula vs Czerniak, Moshe — 0-1 — Amsterdam olm
1955 — Veltmander, Iogannes vs Gipslis, Aivars — 1/2-1/2 — RUS-Latvia
1970 — Liptay, Laszlo Dr. vs Savon, Vladimir — 0-1 — Debrecen HUN
1970 — Savon, Vladimir vs Tal, Mikhail — 1-0 — Dnipropetrovsk
10.Re1 — 11.3% (719 parties)
1956 — Novotelnov, Nikolai vs Zilber, Israel — 0-1 — Leningrad RUS
1965 — Grigorian, Levon vs Vitolinsh, Alvis — 1-0 — ?
1966 — Pamplona, Alberto Pascual vs Agrel, Diane — 0-1 — Cordoba ARG
1968 — Incutto, Carlos vs Panno, Oscar — 0-1 — Mar del Plata ch-ARG
1969 — Kellner, Peter vs Korelov, Alexander P — 0-1 — ?
10.h3 — 4.0% (253 parties)
1976 — Marovic, Drazen vs Kraidman, Yair — 0-1 — Beer Sheba ISR
1979 — Huebner, Robert vs Tal, Mikhail — 1/2-1/2 — Montreal CAN
1979 — Huebner, Robert vs Tal, Mikhail — 1/2-1/2 — Montreal CAN
1979 — Kuzmin, Gennadi vs Tal, Mikhail — 0-1 — Riga LAT
1979 — Kuzmin, Gennadi vs Rodriguez R, Luis Jose — 1-0 — Riga izt