B41f - 5.c4 - Kan Variation, Maróczy Bind, Réti Variation (1957)

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B41f — Kan Variation, Maróczy Bind, Réti Variation (1957)
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4
Les coups candidats
Ambassadeurs : Miezis, Normunds (58x), Gheorghiu, Florin (24x), Velimirovic, Dragoljub (21x), Bakheet Farag (21x), Kamer, Kayra (21x), ? (21x), Salov, Sergej (18x), Zambrana, Osvaldo (17x)
Ambassadeurs : Miezis, Normunds (9x), Lemmers, Oscar (8x), Vidarte Morales, Arturo (8x), Koehler, Inken (8x), Herrera Reyes, Jose Antonio (8x), Barpiyeva, Gulsana (7x), Mueller-Ludwig, Kristin (6x), Zapata, Alonso (6x)
5…Nc6 — 3.2% (499 parties)
Ambassadeurs : Khamrakulov, Ibragim S. (8x), Nejanky, Maisa (3x), Navratil, Frantisek (3x), Smyslov, Dmitri (2x), Teodoro, Eduardo (2x), Visser, Wim (2x), Acevedo Solano, Roman (2x), Bue, Gunnar (2x)
5…d6 — 1.9% (302 parties)
Ambassadeurs : Meijers, Viesturs (4x), Nandhidhaa, P V (3x), Hernandez Penna, Sabina (2x), Bednikova, Stefi (2x), Shtereva, Slaveja (2x), Le, Minh Tu (2x), Velimirovic, Dragoljub (2x), Gulbis, Adrian (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…Nf6 5…Qc7 5…Nc6 5…d6
<1800 1027 59% 25% 7% 4%
1800-2200 7031 70% 20% 4% 2%
2200-2600 5963 86% 9% 1% 1%
2600+ 198 89% 4% 1% 1%
Évolution par décennie (% des parties)
Décennie N parties 5…Nf6 5…Qc7 5…Nc6 5…d6
1950s 155 92% 6% 3% —
1960s 219 87% 8% 3% 1%
1970s 326 85% 8% 3% 1%
1980s 433 88% 7% 3% 1%
1990s 1391 74% 16% 4% 2%
2000s 3877 72% 17% 4% 3%
2010s 6367 74% 17% 3% 2%
2020s 2818 82% 12% 2% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…Nf6 74% 82% ▲ +7.6%
5…Qc7 17% 12% ▼ -4.7%
5…Nc6 3% 2% ▼ -1.1%
5…d6 2% 1% ▼ -1.0%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 7 parties
Carlsen, Magnus — 6 parties
Tal, Mikhail — 5 parties
Hou, Yifan — 5 parties
Kasparov, Garry — 4 parties
Anand, Viswanathan — 4 parties
Smyslov, Vladimir — 2 parties
Ju, Wenjun — 2 parties
Karpov, Anatoly — 1 partie
Gukesh D — 1 partie
Parties historiques
5…Nf6 — 75.9% (11834 parties)
1953 — Cortlever, Nico vs Giustolisi, Alberto — 1/2-1/2 — Mont Pelerin sur Vevey
1954 — Salomon, Miguel vs Horberg, Bengt-Eric — 1-0 — It Montevideo (Uruguay)
1954 — Bondarevsky, Igor vs Polugaevsky, Lev — 1-0 — Gorki ch22-SU sf
1954 — Blatny, Frantisek vs Sajtar, Jaroslav — 1/2-1/2 — Prague CZE
1954 — Kracmar, Jindrich vs Antonio Molina, Zayra Angelina — 1-0 — Jablonec nad Nisou
5…Qc7 — 15.3% (2381 parties)
1953 — Rivise, Irving vs Almgren, Sven — 0-1 — Los Angeles, CA USA
1955 — Kajan, Seppo vs Afizov, Marsel — 1-0 — Lyon FRA
1956 — Bruechner, Siegfried vs Hantke, Rolf — 1-0 — Bielefeld
1956 — Hostinsky, Zdenek vs Polak, Jaroslav Prof — 1/2-1/2 — Chomutov
1957 — Rakic, Tomislav vs Ujtelky, Maximilián Samuel Rudolf — 1/2-1/2 — Wenen etc
5…Nc6 — 3.2% (499 parties)
1957 — Partyka, Kazimierz vs Gromek, Jozef — 1/2-1/2 — Szczawno Zdroj
1959 — Smyslov, Dmitri vs Spassky, Boris V. — 1-0 — Wedstrijden
1959 — Smyslov, Dmitri vs Spassky, Alexandre — 1-0 — ?
1959 — Adeyeye Joseph Palmer vs Edmundson, Ed — 1/2-1/2 — Fresno, CA
1960 — Mangini, Jose Henrique de Mello vs Rivarola, Benigno — 1-0 — Asuncion PAR
5…d6 — 1.9% (302 parties)
1966 — Kalendovsky, Jan vs Janak, Jaroslav — 1-0 — Brno CZE
1967 — Kovacs, Miklos vs Johansson, Martin 1979 — 1-0 — Salgotarjan
1971 — Radzikowska, Krystyna vs Lazarevic, Milunka — 1-0 — Ohrid MKD
1975 — Jurado, Clement vs Bellon Lopez, Juan Manuel — 0-1 — Olot
1978 — Burkauskas, Teodoras vs Mayer, Stepanka — 1/2-1/2 — Bydgoszcz POL