A78b - 11.f4 - Classical Main Line

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A78b — Classical Main Line
1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.O-O Re8 10.Nd2 Na6 11.f4
Les coups candidats
Ambassadeurs : Tytgat, Karel (6x), Hage, Henk H (4x), Weissel, Georg (4x), Magrin, Antonio (4x), Peddie Ian A (4x), Evans, Larry (3x), Segal, Alexandru Sorin (3x), Ramos Barraso, Manuel (3x)
11…Rb8 — 19.2% (97 parties)
Ambassadeurs : Portisch, Lajos (3x), Ouellet, Maili-Jade (3x), Dely, Peter (2x), Malich, Burkhard, Dr. (2x), Bobotsov, Milko G (2x), Zaitsev, Alexander (2x), Chiku-Ratte, Olivier-Kenta (2x), Rejfir, Josef (1x)
11…c4 — 6.3% (32 parties)
Ambassadeurs : Padevsky, Nikola (2x), Lain, Luigi (2x), Bonafede, Alessandro (2x), Peev, Peicho (1x), Umansky, Vladimir (1x), Lipman, Vladimir (1x), Simon Cobo, Enrique (1x), Bilek, Istvan (1x)
11…Bd7 — 2.4% (12 parties)
Ambassadeurs : Westerinen, Heikki M.J. (1x), Tringov, Georgi P (1x), Agudelo Guevara, Mariana (1x), Kitagami, Show (1x), Yepes Martinez, Eduard (1x), Gabaldon Gomez, Miguel Angel (1x), Ivanov, Pavel (1x), Hendriks, Marrien (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11…Nc7 11…Rb8 11…c4 11…Bd7
<1800 10 60% 20% 10% 10%
1800-2200 168 73% 17% 3% 5%
2200-2600 186 70% 18% 11% 1%
2600+ 3 33% 67% — —
Évolution par décennie (% des parties)
Décennie N parties 11…Nc7 11…Rb8 11…c4 11…Bd7
1920s 1 100% — — —
1950s 9 33% 67% — —
1960s 46 54% 39% 2% 2%
1970s 18 83% 6% 11% —
1980s 42 64% 26% 10% —
1990s 136 79% 12% 7% 1%
2000s 124 75% 17% 5% 3%
2010s 115 68% 19% 4% 5%
2020s 14 57% 14% 29% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11…Nc7 68% 57% ▼ -10.7%
11…Rb8 19% 14% ▼ -4.8%
11…c4 4% 29% ▲ +24.2%
11…Bd7 5% 0% ▼ -5.2%
Parties historiques
11…Nc7 — 70.9% (358 parties)
1925 — Van den Bosch, Johannes vs Schelfhout, Willem — 1-0 — Amsterdam tt
1954 — Golovko, Nikolay Grigorievic vs Pasman Marks — 0-1 — Riga LAT
1954 — Khavin, Abram Leonidovich vs Zveriaka — 1-0 — Kiev UKR
1958 — Vukcevich, Milan vs Bogdanovic, Rajko — 1/2-1/2 — Sarajevo BIH
1960 — Baranow, Filip vs Wilup — 1/2-1/2 — Leningrad RUS
11…Rb8 — 19.2% (97 parties)
1955 — Portisch, Lajos vs Dely, Peter — 1-0 — Hungary ch
1955 — Portisch, Lajos vs Dely, Peter — 1-0 — Budapest HUN
1956 — Chimenez vs Thorbergsson, Freysteinn — 1/2-1/2 — Moscow RUS
1957 — Golz, Werner vs Malich, Burkhard, Dr. — 0-1 — Gotha GER
1959 — Burger, Hein vs Bobotsov, Milko G — 0-1 — Hastings ENG
11…c4 — 6.3% (32 parties)
1968 — Padevsky, Nikola vs Peev, Peicho — 1-0 — Varna BUL
1970 — Padevsky, Nikola vs Planinec, Albin — 1/2-1/2 — Sarajevo BIH
1971 — Simon Cobo, Enrique vs Bilek, Istvan — 1-0 — Havana CUB
1981 — Sahovic, Dragutin vs Rogulj, Branko — 0-1 — Pula CRO
1983 — Hvenekilde, Jorgen vs Horvath, Tamas — 0-1 — Copenhagen DEN
11…Bd7 — 2.4% (12 parties)
1964 — Westerinen, Heikki M.J. vs Tringov, Georgi P — 1/2-1/2 — Tel Aviv ISR
1991 — Agudelo Guevara, Mariana vs Kitagami, Show — 1-0 — Los Angeles, CA USA
2003 — Yepes Martinez, Eduard vs Gabaldon Gomez, Miguel Angel — 1/2-1/2 — Benidorm ESP
2007 — Perez Fernandez, Jose Vicente vs Rosa Ramirez, Victor D. — 0-1 — ICCF
2008 — Ivanov, Pavel vs Hendriks, Marrien — 1/2-1/2 — IECC