D50d - 4…Bb4 - QGD (1928)

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D50d — QGD (1928)
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Bb4
Les coups candidats
5.e3 — 51.7% (1239 parties)
Ambassadeurs : Khurtsidze, Nino (5x), Costello, Colin A (5x), Blatny, Pavel (4x), Korchnoi, Viktor (4x), Bergraser, Volf (3x), Ventimiglia, Charles (3x), Short, Philip M (3x), Kuerten, Detlef (3x)
Ambassadeurs : Lucena Cifré, Rafael José (2x), Weinmann-Musset, Manfred (2x), Gerold, Alexander (1x), Abramov, Leonid (1x), Neumann, Avraham (1x), Rosenberg, Arie (1x), Beilin, Mikhail (1x), Lipnitsky, Isaac (1x)
5.cxd5 — 11.7% (280 parties)
Ambassadeurs : Kovacevic, Vlatko (4x), Lalic, Bogdan (3x), Serikbay, Assel (3x), Berliner, Hans (2x), Uhlmann, Wolfgang (2x), Ventimiglia, Charles (2x), Livshits, Ron (2x), Milicevic, Goran (2x)
5.Qa4+ — 6.6% (158 parties)
Ambassadeurs : Johannessen, Svein (1x), Clarke, Peter (1x), Kubisch, Guido (1x), Juergens, Norbert (1x), Rossetto, Hector (1x), Dantas, Neimar de Oliveira (1x), Keller-Hermann, Edith (1x), Pohl, Ursula (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.e3 5.Nf3 5.cxd5 5.Qa4+
<1800 374 51% 17% 6% 6%
1800-2200 815 55% 14% 12% 6%
2200-2600 391 55% 9% 25% 8%
2600+ 4 50% — 50% —
Évolution par décennie (% des parties)
Décennie N parties 5.e3 5.Nf3 5.cxd5 5.Qa4+
1950s 41 41% 17% 10% 12%
1960s 34 53% 12% 12% 15%
1970s 32 62% 12% 6% 3%
1980s 87 43% 15% 20% 8%
1990s 497 49% 14% 12% 6%
2000s 788 50% 17% 8% 6%
2010s 631 57% 12% 13% 6%
2020s 288 52% 13% 16% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.e3 57% 52% ▼ -5.2%
5.Nf3 12% 13% ▲ +0.6%
5.cxd5 13% 16% ▲ +3.1%
5.Qa4+ 6% 8% ▲ +1.5%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 1 partie
Parties historiques
5.e3 — 51.7% (1239 parties)
1952 — Mondria, H. vs Visser, Henk-Jan — 1-0 — Netherlands tt
1952 — Wozniak, Kazimierz vs Regedzinski, Teodor — 0-1 — Katowice POL
1953 — Stein, Georg vs Keller-Hermann, Edith — 1/2-1/2 — Jena GER
1954 — Vaitonis, Povilas vs Bergraser, Volf — 1/2-1/2 — Amsterdam olm
1954 — Andersen, Borge vs Bergraser, Volf — 1-0 — Amsterdam olm
5.Nf3 — 14.5% (348 parties)
1950 — Beilin, Mikhail vs Lipnitsky, Isaac — 0-1 — ?
1950 — Benko, Pal vs Gereben, Erno — 1/2-1/2 — Budapest HUN
1953 — Steiner, Herman vs Altshuler, Martin — 1-0 — Hollywood, CA
1954 — Franklin Kagoni vs Stoliarov, L. — 1-0 — Ukraine
1954 — Lebedev, Sergey vs Tarasov, Vitaly — 0-1 — Erevan ARM
5.cxd5 — 11.7% (280 parties)
1950 — Mikenas, Vladas vs Lipnitsky, Isaac — 1/2-1/2 — Moskou ch-URS
1952 — Cooper, James Ross vs Graf, Sascha — 1-0 — Hollywood
1952 — Cross, Robert Gary vs Graf-Stevenson, Sonja — 1-0 — Hollywood
1957 — Berliner, Hans vs Bernstein, Sidney — 1-0 — New York ch-USA
1960 — Donner, Jan-Hein vs Lombardy, William J — 1/2-1/2 — Leipzig GER
5.Qa4+ — 6.6% (158 parties)
1951 — Rossetto, Hector vs Dantas, Neimar de Oliveira — 1-0 — Mar del Plata ARG
1951 — Balanel, Ion vs Benko, Pal — 0-1 — Marianske Lazne zt
1951 — Abdi, Andreas vs Kostic, Boris — 1-0 — Ljubljana
1957 — Keller-Hermann, Edith vs Pohl, Ursula — 1-0 — Soemmerda
1959 — Schindler, Leo vs Gawlikowski, Stanislaw — 1-0 — Magdeburg GER