A78f - 11.f4 Nc7 - Classical Main Line

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A78f — 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 Nc7
Les coups candidats
12.a4 — 84.5% (332 parties)
Ambassadeurs : Tytgat, Karel (6x), Hage, Henk H (4x), Weissel, Georg (4x), Magrin, Antonio (4x), Peddie Ian A (4x), Segal, Alexandru Sorin (3x), Ramos Barraso, Manuel (3x), Devocelle, Luc (3x)
12.Bf3 — 8.4% (33 parties)
Ambassadeurs : Evans, Larry (3x), Babev, Aleksandar (2x), Theodorsson, Bjorn (2x), Zinser, Sylvain (2x), Matulovic, Milan (2x), Ruzzier, Dario (2x), Kozma, Julius (1x), Klein, Manfred (1x)
12.Qc2 — 2.5% (10 parties)
Ambassadeurs : Scherbakoff, Georges (1x), Thiellement, Andre (1x), Montoya, Alfonso (1x), Campos, Ruiz Moises (1x), Krug, Jochen (1x), Rilling, Ulrich Sr (1x), Caloni, Ugo (1x), Girola, Enrico (1x)
12.Re1 — 2.5% (10 parties)
Ambassadeurs : Aschenbrenner, Robert (2x), Eichert, Wolfgang (2x), Kucharski, Juan (1x), Morgado, Juan Sebastian (1x), Kekki, Petri (1x), Yrjola, Jouni (1x), Lapiccirella, Daniele (1x), Loetscher, Roland (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 12.a4 12.Bf3 12.Qc2 12.Re1
<1800 6 50% 50% — —
1800-2200 135 85% 5% 3% 3%
2200-2600 143 88% 8% — 3%
2600+ 1 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 12.a4 12.Bf3 12.Qc2 12.Re1
1920s 1 100% — — —
1950s 3 100% — — —
1960s 27 56% 37% 4% 4%
1970s 15 67% 20% 7% —
1980s 30 83% 10% — 3%
1990s 118 88% 5% 3% 1%
2000s 106 85% 8% 2% 4%
2010s 84 90% 2% 2% 4%
2020s 9 89% 11% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
12.a4 90% 89% ▼ -1.6%
12.Bf3 2% 11% ▲ +8.7%
12.Qc2 2% 0% ▼ -2.4%
12.Re1 4% 0% ▼ -3.6%
Parties historiques
12.a4 — 84.5% (332 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
12.Bf3 — 8.4% (33 parties)
1963 — Steinmeyer, Robert vs Evans, Larry — 0-1 — New York ch-USA
1966 — Polugaevsky, Lev vs Evans, Larry — 1/2-1/2 — Havana CUB
1967 — Zinser, Sylvain vs Evans, Larry — 0-1 — Venice Venice ITA
1967 — Zinser, Sylvain vs Lopez Masis, Kenard Evans — 0-1 — Venice ITA
1967 — Soos, Bela vs Matulovic, Milan — 0-1 — Skopje MKD
12.Qc2 — 2.5% (10 parties)
1962 — Scherbakoff, Georges vs Thiellement, Andre — 0-1 — Paris FRA
1974 — Montoya, Alfonso vs Campos, Ruiz Moises — 0-1 — ?
1991 — Caloni, Ugo vs Girola, Enrico — 0-1 — Tr Lombardia
1992 — Baardsen, G. vs Bergdahl, S. — 0-1 — Vaxjo
1995 — Tsuboi, Edson Kenji vs Belletato, L. — 1-0 — Sao Paulo BRA
12.Re1 — 2.5% (10 parties)
1969 — Kucharski, Juan vs Morgado, Juan Sebastian — 0-1 — ARG tt
1986 — Kekki, Petri vs Yrjola, Jouni — 0-1 — Ch Finland Pori FIN
1999 — Lapiccirella, Daniele vs Loetscher, Roland — 0-1 — ITA-ch U18 Laveno
2001 — Pesorda, Ivan vs Eichert, Wolfgang — 1/2-1/2 — Austria
2003 — Aschenbrenner, Robert vs Strbad, Franjo — 1-0 — Zalakaros