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D35b — QGD: Exchange (1954)
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5
Les coups candidats
Ambassadeurs : ? (89x), Deforel, Jorge Eduardo (69x), Boensch, Uwe (60x), Klovans, Janis (59x), Flear, Glenn C (50x), Knaak, Rainer (43x), Van der Sterren, Paul (41x), Portisch, Lajos (40x)
Ambassadeurs : Beckett, Phillip J (35x), Gasthofer, Viktor (15x), Xiang, Zeyu (13x), Shuvalova, Polina (12x), Ghimpu, Samuel-Timotei (12x), Dominguez Perez, Leinier (11x), Xu, Yinglun (11x), Pulpan, Jakub (9x)
4…Bb4 — 0.0% (8 parties)
Ambassadeurs : Rodgaard, Per (1x), Cavanagh, Philip (1x), Kirch, Florian (1x), Larisch, Thomas (1x), Daenen, Serge (1x), Tobey, Al (1x), Naoum, Spyridon (1x), Basgul, Dincer (1x)
4…a6 — 0.0% (2 parties)
Ambassadeurs : Coudenis, Christian (1x), Dufrenoy, Henri (1x), Abdisalimov, Abdimalik (1x), Isanzhulov, Arystan (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…exd5 4…Nxd5 4…Bb4 4…a6
<1800 4656 92% 8% 0% —
1800-2200 24015 95% 5% 0% —
2200-2600 21677 93% 7% — 0%
2600+ 1280 87% 13% — —
Évolution par décennie (% des parties)
Décennie N parties 4…exd5 4…Nxd5 4…Bb4 4…a6
1950s 240 90% 10% — —
1960s 394 91% 9% — —
1970s 307 93% 7% — —
1980s 1452 95% 5% — —
1990s 7102 95% 5% 0% —
2000s 12800 94% 6% 0% 0%
2010s 20615 92% 8% 0% —
2020s 14786 93% 7% 0% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…exd5 92% 93% ▲ +1.0%
4…Nxd5 8% 7% ▼ -1.0%
4…Bb4 0% 0% -0.0%
4…a6 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 10 parties
Ju, Wenjun — 10 parties
Ding, Liren — 10 parties
Gukesh D — 10 parties
Hou, Yifan — 8 parties
Tal, Mikhail — 5 parties
Anand, Viswanathan — 5 parties
Parties historiques
4…exd5 — 93.4% (53886 parties)
1950 — Baikowitz, E vs Zalys, Ignas — 0-1 — Quebec op
1951 — Rapaka Samuel Paul vs Guimard, Carlos E — 1-0 — New York, NY USA
1951 — Rapaka Samuel Paul vs Simonson, Albert — 1-0 — New York ch-USA
1951 — Rapaka Samuel Paul vs Guimard, Carlos E — 1-0 — New York, NY USA
1952 — Alatortsev, Vladimir N. vs Zamkovskaya, Violetta Aleks — 1-0 — URS-ch sf Leningrad RUS
4…Nxd5 — 6.6% (3793 parties)
1952 — Petrosian, Tigran V. vs Sanchez, Luis — 1/2-1/2 — Stockholm izt
1952 — Byrne, Robert E vs Salo, Toivo — 1/2-1/2 — Helsinki olm
1952 — Gligoric, Sofija vs Sanchez , Luciano — 1-0 — Stockholm izt
1954 — Furman, Semyon vs Nezhmetdinov, Rashid — 1-0 — Kiev ch-URS
1954 — Kaufman, Alan vs Sanford, R — 1-0 — Los Angeles, CA USA
4…Bb4 — 0.0% (8 parties)
1997 — Rodgaard, Per vs Cavanagh, Philip — 1-0 — corr IECC CL5-1996
2008 — Kirch, Florian vs Larisch, Thomas — 1-0 — Grossenseebach
2010 — Naoum, Spyridon vs Basgul, Dincer — 1-0 — Burdur TUR
2011 — Daenen, Serge vs Tobey, Al — 1-0 — LSS
2013 — Mas Soler, Antoni vs Wipf, Armin — 1-0 — ICCF
4…a6 — 0.0% (2 parties)
2002 — Coudenis, Christian vs Dufrenoy, Henri — 1-0 — ?
2023 — Abdisalimov, Abdimalik vs Isanzhulov, Arystan — 1-0 — Moscow RUS