B45d - 5…Nf6 - Four Knights Variation (1927)

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B45d — Four Knights Variation (1927)
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Nf6
Les coups candidats
Ambassadeurs : Vukic, Milan (99x), Troia, Elio (91x), Kruk, Sergey Valentinovich (78x), Van Riemsdijk, Herman C. (56x), Czebe, Attila (55x), Horvath, Tamas (53x), Chorfi, Khaled (49x), Sermek, Drazen (41x)
Ambassadeurs : Troia, Elio (35x), Van Riemsdijk, Herman C. (30x), Vukic, Milan (29x), Baroin, Bernard (22x), Durand, Jean-philippe (20x), Kruk, Sergey Valentinovich (19x), Chekhov, Valery A (16x), Jenneborg, Seved (14x)
Ambassadeurs : Bousios, Hristos (9x), Hernando Rodrigo, Inmaculada (8x), Theissl Pokorna, Regina (7x), Garrido, Marcos (7x), Novak, Ksenija (7x), Ficco, Corrado (7x), Pavlidou, Ekaterini (6x), Karavaeva, Olga (5x)
Ambassadeurs : Franzoni, Giancarlo (8x), Van Riemsdijk, Herman C. (7x), Bousios, Hristos (7x), Vukic, Milan (6x), Morin, Louis (6x), Bodaan, Ton (5x), Groenegress, Wilfried (4x), Horvath, Tamas (4x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.Ndb5 6.Nxc6 6.Be3 6.Be2
<1800 3247 36% 19% 14% 8%
1800-2200 16927 47% 19% 10% 7%
2200-2600 15041 56% 22% 3% 5%
2600+ 604 47% 30% 0% 4%
Évolution par décennie (% des parties)
Décennie N parties 6.Ndb5 6.Nxc6 6.Be3 6.Be2
1950s 267 53% 15% 3% 8%
1960s 547 61% 7% 7% 6%
1970s 1069 60% 10% 6% 7%
1980s 2156 59% 14% 6% 6%
1990s 6774 51% 14% 10% 7%
2000s 12128 49% 19% 10% 6%
2010s 10335 50% 20% 8% 7%
2020s 8252 40% 29% 4% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.Ndb5 50% 40% ▼ -10.4%
6.Nxc6 20% 29% ▲ +9.2%
6.Be3 8% 4% ▼ -4.6%
6.Be2 7% 6% -0.4%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 10 parties
Karpov, Anatoly — 10 parties
Kramnik, Vladimir — 10 parties
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Hou, Yifan — 10 parties
Tal, Mikhail — 6 parties
Ju, Wenjun — 3 parties
Gukesh D — 3 parties
Smyslov, Vladimir — 1 partie
Botvinnik, Mikhail — 1 partie
Parties historiques
6.Ndb5 — 48.8% (20273 parties)
1950 — Averbakh, Yuri L vs Korchnoi, Viktor — 1-0 — Tula RUS
1950 — Sorokin, Nikolay vs Korchnoi, Viktor — 1-0 — Tournament
1950 — Aditya Balu Jadhav vs Emden, Hermann — 1/2-1/2 — Lucerne SUI
1950 — Anderson, Frank Ross vs Lidacis, Arnold — 1-0 — Toronto CAN
1950 — Simagin, Vladimir vs Kan, Ilya A — 1/2-1/2 — Moscow-ch Moscow RUS
6.Nxc6 — 19.7% (8185 parties)
1950 — Afizov, Marsel vs Hejduk, Jakub — 0-1 — Chocen
1950 — Jursevskis, Miervaldis vs Creemer, Dave — 1/2-1/2 — Vancouver
1951 — Malich, Burkhard, Dr. vs Fuchs, Reinhart — 1-0 — Leipzig GER
1951 — Kunze, Klaus vs Rosen, Willy — 0-1 — Leipzig GER
1951 — Madaminov, Mukhiddin vs Petrosian, Tigran V. — 0-1 — Tashkent UZB
6.Be3 — 7.7% (3218 parties)
1951 — Mednis, Edmar J vs Shaw, Jack F — 1-0 — Fort Worth, TX USA
1953 — Ziembinski, Marian vs Partyka, Kazimierz — 1-0 — Krakow POL
1954 — Skelbak, M. vs Gottlieb, Avraham — 0-1 — Frederiksvark
1956 — Pajor, J. vs Mengarini, Ariel — 1/2-1/2 — Detroit, MI USA
1956 — Ljungqvist, Lennart vs Muehring, Willem — 1-0 — ?
6.Be2 — 6.5% (2691 parties)
1950 — Eisinger, Max Jr vs Schifferdecker, Wilhelm — 0-1 — FRG-ch Bad Pyrmont GER
1950 — Medina-Garcia, Antonio vs Fuentes, Manuel — 1-0 — ch ESP
1951 — Stahl, Franz vs Rosen, Willy — 0-1 — Leipzig GER
1951 — Fox, Alan vs Vaitonis, Povilas — 0-1 — Vancouver
1951 — von Saldern, Ruediger vs Rosen, Willy — 0-1 — Leipzig GER