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A29k — Four Knights (1914)
1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.g3 d5 5.cxd5 Nxd5
Les coups candidats
Ambassadeurs : Zielinski, Sergej (173x), Szerlak, Andrzej (63x), Morley, Paul (47x), Belchev, Branimir Petrov (47x), Uhlmann, Wolfgang (46x), Coyne, David W. (33x), Portych, Václav (30x), Contin, Daniel (27x)
6.d3 — 6.4% (642 parties)
Ambassadeurs : Mironchik, Alexandr Fedorovich (7x), Romanishin, Oleg M (5x), Huene, Anne (4x), von Rosenberg, Clemens (3x), Benko, Francisco (2x), Schweber, Samuel (2x), Polugaevsky, Lev (2x), Backe, Peter (2x)
6.Nxd5 — 0.5% (54 parties)
Ambassadeurs : Llaneza Vega, Victor (2x), Tonoli, Walter (1x), Arnason, Jon L (1x), Szymczak, Zbigniew (1x), Kozlov, Vladimir N (1x), King, Larry (1x), Haschemeyer, David (1x), Bessonov, Yevgeni (1x)
6.Qb3 — 0.2% (20 parties)
Ambassadeurs : Kothe, Manfred (1x), Hobusch, Werner (1x), Eff, Werner (1x), Mueller, Dieter (1x), Horak, Miroslav (1x), Bazant, Pavel (1x), Horn, Hans-Markus (1x), Dekan, Hans (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.Bg2 6.d3 6.Nxd5 6.Qb3
<1800 638 89% 8% 1% 1%
1800-2200 3766 91% 8% 1% 0%
2200-2600 3723 95% 5% 0% 0%
2600+ 378 99% 1%
Évolution par décennie (% des parties)
Décennie N parties 6.Bg2 6.d3 6.Nxd5 6.Qb3
1950s 21 67% 33%
1960s 58 74% 26%
1970s 135 75% 21% 1% 1%
1980s 444 89% 11%
1990s 1234 91% 7% 1% 0%
2000s 2309 91% 7% 1% 0%
2010s 4260 94% 5% 0% 0%
2020s 1546 95% 4% 0% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.Bg2 94% 95% ▲ +1.4%
6.d3 5% 4% ▼ -1.0%
6.Nxd5 0% 0% -0.0%
6.Qb3 0% 0% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 10 parties
Ding, Liren — 8 parties
Kasparov, Garry — 6 parties
Tal, Mikhail — 4 parties
Karpov, Anatoly — 3 parties
Anand, Viswanathan — 3 parties
Ju, Wenjun — 2 parties
Gukesh D — 2 parties
Smyslov, Vladimir — 1 partie
Hou, Yifan — 1 partie
Parties historiques
6.Bg2 — 92.3% (9236 parties)
1950 — Al Husari, Zita Fatima vs Tarnowski, Alfred — 0-1 — Schiavno Zdroj
1950 — Taylor, Jack vs Neale, B.. — 1-0 — Washington, DC USA
1950 — Keberl vs Arlamowski, Lara — 0-1 — Schiavno Zdroj
1951 — Sarosy, Zoltan L vs Jewitt, Earl — 1/2-1/2 — Toronto CAN
1952 — Sarosy, Zoltan L vs Anderson, Frank Ross — 1/2-1/2 — Toronto CAN
6.d3 — 6.4% (642 parties)
1954 — Parak, Frantisek vs Podgorny, Jiri — 0-1 — Prague CZE
1954 — Turner, Abe J vs McCormick, Edgar T — 1-0 — New Orleans, LA USA
1956 — Nazarov, Ivan A vs Yakovlev, Dmitry Nikolaevich — 1-0 — Frunze KGZ
1958 — Babel, Amay vs Krepp, G. — 0-1 — cr.
1959 — Marchand, Erich W vs Barth, Henry — 1-0 — Omaha
6.Nxd5 — 0.5% (54 parties)
1975 — Szymczak, Zbigniew vs Kozlov, Vladimir N — 1/2-1/2 — Lublin POL
1977 — Tonoli, Walter vs Arnason, Jon L — 1-0 — ?
1991 — Llaneza Vega, Victor vs Sanchez Repullo, Daniel — 0-1 — ?
1991 — Llaneza Vega, Victor vs Alonso Fernandez, Marcos — 1/2-1/2 — ?
1992 — Grzegorzewski, Stanislaw vs Kotylak, W. — 0-1 — corr ch35-Poland
6.Qb3 — 0.2% (20 parties)
1973 — Kothe, Manfred vs Hobusch, Werner — 0-1 — ?
1991 — Eff, Werner vs Mueller, Dieter — 0-1 — GER
1994 — Noeckler, Alexander vs Hoffmann, Michael — 1-0 — Erlangen
1998 — Horak, Miroslav vs Bazant, Pavel — 1-0 — Svetla nad Sazavou
1998 — Horn, Hans-Markus vs Dekan, Hans — 1/2-1/2 — Baden