E09g - 8…b6 9.b3 Bb7 10.Bb2 Rc8 - Closed, Main Line (1937)

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E09g — Closed Main Line
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 b6 9.b3 Bb7 10.Bb2 Rc8
Les coups candidats
Ambassadeurs : Lindenmair, Anton (4x), Flear, Glenn C (3x), Wojtkiewicz, Aleksander (3x), Khurtsidze, Nino (3x), Smyslov, Vladimir (2x), Kramer, Hanspeter (2x), Segal, Alexandru Sorin (2x), Gheorghiu, Florin (2x)
11.Rac1 — 26.9% (236 parties)
Ambassadeurs : Barcza, Gedeon (4x), Kholmov, Ratmir D (3x), Flohr, Salo (2x), Ragozin, Viacheslav (2x), Cuartas, Jaime Alexander (2x), Eliskases, Erich (2x), Averkin, Orest (2x), Dimitropoulos, Vasilios (2x)
11.Rad1 — 12.3% (108 parties)
Ambassadeurs : Geller, Efim P. (3x), Nei, Iivo (2x), Darga, Klaus (2x), Stoltz, Gabriel (1x), Gligoric, Sofija (1x), Lutikov, Anatoly S (1x), Kokkonen, Erkki (1x), Valli, Matti (1x)
11.Rfd1 — 4.0% (35 parties)
Ambassadeurs : Maderna, Carlos (1x), San Martin Sanguinetti, Vicente (1x), Farago, Ivan (1x), Lengyel, Levente (1x), Lanc, Alois (1x), Neckar, Lubomir (1x), Heinatz, Gundula, Dr. (1x), Mai, Iris (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11.e4 11.Rac1 11.Rad1 11.Rfd1
<1800 31 42% 35% 10% 6%
1800-2200 354 45% 32% 11% 4%
2200-2600 311 63% 19% 13% 5%
2600+ 4 75% — 25% —
Évolution par décennie (% des parties)
Décennie N parties 11.e4 11.Rac1 11.Rad1 11.Rfd1
1930s 2 — 100% — —
1940s 7 43% 43% 14% —
1950s 27 30% 56% 11% 4%
1960s 32 34% 31% 31% 3%
1970s 27 41% 26% 26% 4%
1980s 50 58% 20% 16% 4%
1990s 162 59% 22% 11% 2%
2000s 231 53% 26% 11% 4%
2010s 276 49% 30% 10% 4%
2020s 63 59% 14% 13% 10%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11.e4 49% 59% ▲ +9.5%
11.Rac1 30% 14% ▼ -16.1%
11.Rad1 10% 13% ▲ +2.6%
11.Rfd1 4% 10% ▲ +5.9%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 2 parties
Tal, Mikhail — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
11.e4 — 51.8% (454 parties)
1947 — Macskasy, Elod vs Balogh, Janos — 1/2-1/2 — Budapest HUN
1948 — Udovcic, Mijo vs Rabar, Braslav — 0-1 — Belgrade ch-YUG
1949 — Staehelin, Adolf vs Vidmar, Milan Jr — 1/2-1/2 — Ljubljana
1950 — Simagin, Vladimir vs Szabo, Ladislav — 0-1 — Schiavno Zdroj
1951 — Furman, Semyon vs Zagorovsky, Vladimir — 0-1 — Tbilisi GEO
11.Rac1 — 26.9% (236 parties)
1937 — Flohr, Salo vs Ragozin, Viacheslav — 1/2-1/2 — Semmering AUT
1937 — Flohr, Salo vs Ragozin, Viacheslav — 1/2-1/2 — Semmering AUT
1947 — Zita, Frantisek vs Vidmar, Milan ml — 1/2-1/2 — Zagreb YUG-CSR
1949 — Barcza, Gedeon vs Paoli, Enrico — 1-0 — Venice ITA
1949 — Kottnauer, Cenek vs Gawlikowski, Stanislaw — 1-0 — POL-CSR Katowice POL
11.Rad1 — 12.3% (108 parties)
1948 — Stoltz, Gabriel vs Gligoric, Sofija — 1/2-1/2 — Saltsjobaden SWE
1954 — Tolush, Alexander vs Cohen Gurevich, Elana — 1-0 — ?
1954 — Reilly, Brian vs Doerner, Charles — 0-1 — Amsterdam NED
1955 — Sandor, Balazs vs Pogats, Jozsef Jr. — 1/2-1/2 — Budapest HUN
1961 — Geller, Efim P. vs Ciric, Dimitrije — 1-0 — Oberhausen etc
11.Rfd1 — 4.0% (35 parties)
1953 — Maderna, Carlos vs San Martin Sanguinetti, Vicente — 1/2-1/2 — Buenos Aires ch-ARG
1967 — Farago, Ivan vs Lengyel, Levente — 1/2-1/2 — Budapest HUN
1974 — Lanc, Alois vs Neckar, Lubomir — 1/2-1/2 — Rimavska Sobota SVK
1988 — Heinatz, Gundula, Dr. vs Mai, Iris — 1-0 — Stralsund
1989 — San Marco, Bruno vs De Sousa, Joaquim — 1-0 — Val Maubuee open