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B22f — Barmen Defense (1946)
1.e4 c5 2.c3 d5 3.exd5 Qxd5
Les coups candidats
Ambassadeurs : Vajda, Levente (123x), Godena, Michele (109x), Sveshnikov, Evgeny (107x), Sermek, Drazen (105x), ? (105x), Pavasovic, Dusko (101x), Schmittdiel, Eckhard (94x), Jonkman, Harmen (91x)
4.Nf3 — 6.2% (3235 parties)
Ambassadeurs : Savic, Miodrag R (65x), Zelbel, Patrick (47x), Karpatchev, Aleksandr (35x), Sveshnikov, Evgeny (30x), Schneider, Ilja (30x), Kostouros, Alexandros (22x), Lajthajm, Borko (18x), Savic, Miod1 (18x)
4.Na3 — 0.4% (198 parties)
Ambassadeurs : Musovic, Armin (8x), Bouzidi, Ahmed (7x), Rotoni, Matteo (6x), Van Helvoort, Rob (6x), McDaniel, Curtis (4x), Garzon Camelo, Andres Santiago (4x), Hoynck van Papendrecht, Frans (3x), Cherniaev, Alexander (3x)
4.Qf3 — 0.2% (106 parties)
Ambassadeurs : Budeanu, Paul (3x), Maleszewska, Natalia (2x), Pivovarov, Alexander (2x), Rodriguez G, Juan David (1x), Arias Duran, Jorge (1x), Minor, Dieter (1x), Doerjer, Gerhard, Dr. (1x), Linker, Torsten, Prof. Dr. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.d4 4.Nf3 4.Na3 4.Qf3
<1800 3873 87% 12% 1% 1%
1800-2200 24544 93% 6% 0% 0%
2200-2600 17879 95% 5% 0% 0%
2600+ 238 92% 7% 0%
Évolution par décennie (% des parties)
Décennie N parties 4.d4 4.Nf3 4.Na3 4.Qf3
1950s 61 97% 3%
1960s 73 97% 3%
1970s 521 97% 2% 0%
1980s 2107 97% 3% 0%
1990s 11564 96% 3% 0% 0%
2000s 17664 94% 5% 0% 0%
2010s 15239 91% 8% 1% 0%
2020s 5057 84% 14% 1% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.d4 91% 84% ▼ -6.8%
4.Nf3 8% 14% ▲ +6.3%
4.Na3 1% 1% +0.4%
4.Qf3 0% 0% -0.0%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 10 parties
Smyslov, Vladimir — 8 parties
Tal, Mikhail — 6 parties
Kasparov, Garry — 6 parties
Ju, Wenjun — 6 parties
Kramnik, Vladimir — 5 parties
Karpov, Anatoly — 3 parties
Anand, Viswanathan — 2 parties
Hou, Yifan — 2 parties
Ding, Liren — 2 parties
Gukesh D — 1 partie
Parties historiques
4.d4 — 93.0% (48640 parties)
1950 — Michel, Paul vs Eros, Plata — 1-0 — Vienna AUT
1951 — Trifunovic, Petar vs Gligoric, Svetozar — 1/2-1/2 — Sarajevo BIH
1951 — Kozomara, Vlado vs Bertok, Mario Jr. — 1/2-1/2 — Ljubljana ch YUG
1951 — Maderna, Carlos vs Amaro, Lucas Ibrair — 1/2-1/2 — Mar del Plata ARG
1952 — Trifunovic, Petar vs Wexler, Bernardo — 1/2-1/2 — Mar del Plata ARG
4.Nf3 — 6.2% (3235 parties)
1956 — Vassaux, G. vs Byanasaye Enrique Williams — 0-1 — Montreal CAN
1958 — Rawlings, Tim vs Purevzhav, S — 0-1 — Varna BUL
1961 — Schultz, N. vs OBrien, Erik Michael — 0-1 — Stockton
1962 — Amneus, Daniel vs Hanken, Jerome B — 1/2-1/2 — ?
1970 — Penoyer, Flynn vs OBrien, Erik Michael — 0-1 — San Jose Chess Club
4.Na3 — 0.4% (198 parties)
1970 — David, Maetys vs Weinhold, Klaus Manfred — 0-1 — London ENG
1983 — Faisal, Ahmed vs Thorsteins, Karl — 0-1 — WchT U26 Chicago, IL USA
1985 — Duinmaijer, Martin vs Wagenaar, J. — 1-0 — Alkmaar open
1991 — Metral, Jean-Paul vs Pira, Davoud — 0-1 — Paris FRA
1992 — Zirlewagen, Hartmut vs Tschann, Stephan — 1-0 — Baden
4.Qf3 — 0.2% (106 parties)
1993 — Villoria, Tomas vs Pichel Jallas, Juan Jose — 0-1 — Mallorca
1994 — Werner, Klaus vs Knaak, Joachim — 0-1 — OLO-A 9394
1994 — Eizenhoefer, Christiane vs Kick Woerthmueller, Ines — 1/2-1/2 — Lichtenfels
1994 — D Incecco, Stefano, Dr vs Hueneburg, Christian — 0-1 — GER
1995 — Linker, Torsten, Prof. Dr. vs Deak, Rudolf — 1-0 — Hessenliga GER