E09l - 8…b6 9.e4 Bb7 - Closed, Main Line (1947)

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E09l — Closed, Main Line (1947)
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.e4 Bb7
Les coups candidats
Ambassadeurs : Zilberman, Yaacov (6x), Sgherri, Marco (6x), Karakehajov, Kalin (5x), Dizdar, Goran (4x), Burtman, Sharon (4x), Jurcik, Martin (4x), Winter, Malcolm J (4x), Rabar, Braslav (3x)
Ambassadeurs : Donchenko, Anatoly (4x), Aadhitha Karikalan (3x), Ribli, Zoltan (3x), Gheorghiu, Florin (2x), Udovcic, Mijo (2x), Porreca, Giorgio (2x), Matanovic, Aleksandar (2x), Maksimovic, Branimir (2x)
10.Rd1 — 7.4% (134 parties)
Ambassadeurs : O'Donnell, Tom (2x), Tsvetkov, Alexandar K (1x), Kostro, Jerzy (1x), Vadasz, Laszlo (1x), Bakheet Farag (1x), Castillo Larenas, Mariano (1x), De Souza Mendes, Joao (1x), Smyslov, Vasily (1x)
10.Re1 — 2.1% (38 parties)
Ambassadeurs : Andersen, Borge (1x), Kolarov, Atanas S. (1x), Renman, Nils-Gustaf (1x), Radulov, Ivan (1x), Storm, Jonathan (1x), Harabor, Mihai (1x), Razuvaev, Yuri S (1x), Jussupow, Artur (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10.e5 10.b3 10.Rd1 10.Re1
<1800 63 73% 16% 5% 2%
1800-2200 633 77% 12% 7% 2%
2200-2600 929 72% 16% 8% 2%
2600+ 31 65% 16% 3% 6%
Évolution par décennie (% des parties)
Décennie N parties 10.e5 10.b3 10.Rd1 10.Re1
1950s 19 37% 37% 11% —
1960s 19 32% 37% 11% 5%
1970s 22 18% 55% 18% 9%
1980s 72 49% 43% 7% 1%
1990s 196 48% 36% 10% 3%
2000s 354 63% 23% 8% 3%
2010s 926 82% 8% 6% 2%
2020s 195 82% 6% 7% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10.e5 82% 82% +0.3%
10.b3 8% 6% ▼ -2.4%
10.Rd1 6% 7% ▲ +1.0%
10.Re1 2% 2% -0.3%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 1 partie
Carlsen, Magnus — 1 partie
Botvinnik, Mikhail — 1 partie
Hou, Yifan — 1 partie
Parties historiques
10.e5 — 71.4% (1287 parties)
1950 — Koltermann vs Horenstein — 1-0 — USSR
1951 — Alfred, Le Bron vs Puc, Stojan — 1-0 — It Dortmund GER
1952 — Cuellar, Mario Exequiel vs Amaro, Lucas Ibrair — 1/2-1/2 — Mar del Plata ARG
1954 — Bilozor, Olexander vs Podgorny, Jiri — 0-1 — Prague CZE
1954 — Zielinski, Marek vs Mallet, Paul — 1-0 — France 04Cup
10.b3 — 16.3% (294 parties)
1950 — Golombek, Harry vs Mueller, Helge — 1-0 — Venice ITA
1950 — Macskasy, Elod vs Gereben, Erno — 1-0 — Budapest HUN
1951 — Udovcic, Mijo vs Abdi, Andreas — 0-1 — Ljubljana
1954 — Porreca, Giorgio vs Aadhitha Karikalan — 0-1 — Belgrade SRB
1954 — Porreca, Giorgio vs Aadhitha Karikalan — 0-1 — Belgrade SRB
10.Rd1 — 7.4% (134 parties)
1952 — Smyslov, Vasily vs Platz, Hans — 1-0 — Budapest HUN
1954 — Castillo Larenas, Mariano vs De Souza Mendes, Joao — 0-1 — Mar del Plata ARG
1964 — Tsvetkov, Alexandar K vs Kostro, Jerzy — 1-0 — Polanica Zdroj POL
1969 — Vadasz, Laszlo vs Bakheet Farag — 0-1 — Budapest ch-HUN
1970 — Miguel, Nahuel vs Rossetto, Hector — 1/2-1/2 — Buenos Aires ARG
10.Re1 — 2.1% (38 parties)
1968 — Andersen, Borge vs Kolarov, Atanas S. — 1/2-1/2 — It Buesum GER
1976 — Renman, Nils-Gustaf vs Radulov, Ivan — 0-1 — Stockholm SWE
1979 — Razuvaev, Yuri S vs Jussupow, Artur — 1/2-1/2 — Minsk BLR
1986 — Storm, Jonathan vs Harabor, Mihai — 0-1 — USA corr
1992 — Duer, Werner vs O'Donnell, Tom — 1/2-1/2 — Manila olm