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D15b —
1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 Bf5
Eval: [+0.72]
Les coups candidats
5.cxd5 — 35.4% (2002 parties)
Ambassadeurs : Roeder, Frank (18x), Roeder, Gerd, Dr. (10x), Tipary, Lajos (8x), Fenoglio, Virgilio (7x), Ferry, Roger (7x), Bohnstorff, Michael (6x), Euwe, Max (5x), Basson, Heinrich (5x)
Ambassadeurs : Roeder, Gerd, Dr. (4x), Krotofil, Kurt (3x), Simkin, Alexander (3x), Monticelli, Mario (2x), Saemisch, Friedrich (2x), Brito Pires, Joao Maria (2x), Moyses Jr, Zich (2x), Paravato, Jose Lu (2x)
Ambassadeurs : Aldrich, Jeff (5x), Roeder, Gerd, Dr. (5x), Roeder, Frank (5x), Tipary, Lajos (4x), Mufic, Goran (4x), Biosca Lacasa, Jordi (4x), Kiese, Matthias, Prof. Dr. (4x), Boukobza, Adrien (3x)
5.Bg5 — 8.9% (505 parties)
Ambassadeurs : Wright Samuels, James (2x), Gergely, Nora (2x), Garcia Leticia (2x), Guerar Soraya (2x), Schulz, Waldemar (2x), Rutter, Blair A (2x), Chen, Roger (2x), Malatinszky, Csaba (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.cxd5 5.e3 5.Qb3 5.Bg5
<1800 557 29% 24% 22% 9%
1800-2200 2329 38% 20% 23% 7%
2200-2600 645 51% 13% 26% 2%
2600+ 4 50% 25%
Évolution par décennie (% des parties)
Décennie N parties 5.cxd5 5.e3 5.Qb3 5.Bg5
1900s 1 100%
1910s 7 14% 29% 43% 14%
1920s 42 48% 26% 24% 2%
1930s 38 63% 11% 16% 3%
1940s 20 60% 10% 20%
1950s 33 52% 24% 21%
1960s 18 67% 11% 11%
1970s 33 45% 6% 27% 12%
1980s 145 43% 14% 25% 8%
1990s 967 33% 20% 19% 12%
2000s 1930 30% 23% 22% 11%
2010s 2152 37% 22% 22% 7%
2020s 275 49% 20% 13% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.cxd5 37% 49% ▲ +11.6%
5.e3 22% 20% ▼ -1.8%
5.Qb3 22% 13% ▼ -9.1%
5.Bg5 7% 4% ▼ -2.1%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 7 parties
Alekhine, Alexander — 2 parties
Kasparov, Garry — 2 parties
Carlsen, Magnus — 1 partie
Parties historiques
5.cxd5 — 35.4% (2002 parties)
1916 — Kostic, Barbara vs Banks, Newell — 1-0 — New York, NY USA
1920 — Hakansson, Arthur vs Saemisch, Friedrich — 1/2-1/2 — Goteborg SWE
1920 — Johner, Paul vs Nilsson, Allan — 1-0 — Goteborg SWE
1920 — Johner, Paul vs Von Hennig, Heinrich — 1-0 — Goteborg SWE
1921 — Kostic, Boris vs Euwe, Max — 1-0 — Budapest HUN
5.e3 — 21.4% (1212 parties)
1913 — Crakanthorp, Spencer vs Viner William Samuel — 0-1 — Bellingen
1914 — Henshaw James Bassey vs Myers, Hugh — 0-1 — Auckland NZL
1921 — Gruenfeld, Ernst vs Euwe, Max — 1-0 — Budapest HUN
1921 — Yates, Frederic D vs Price, Hubert E — 1/2-1/2 — Hastings, Town Hall
1921 — Kostic, Barbara vs Saemisch, Friedrich — 1/2-1/2 — Budapest HUN
5.Qb3 — 21.2% (1202 parties)
1900 — Schlechter, Carl vs Halprin, Alexander — 1-0 — Munich GER
1915 — Zapoleon, LB. vs Lovell, Ahron — 0-1 — USA
1916 — Clarke, E.J.. vs Griffith, RB. — 1/2-1/2 — Cali
1916 — Janowski, Dawid vs Capablanca, Jose — 0-1 — New York, NY USA
1920 — Saemisch, Friedrich vs Von Hennig, Heinrich — 1/2-1/2 — Goteborg SWE
5.Bg5 — 8.9% (505 parties)
1913 — Salinger vs Chodera, Miroslav — 1/2-1/2 — Berlin GER
1927 — Seefried vs Kunzler, Cibele — 1-0 — Munich GER
1937 — Oien Olsen, Gjoran vs Enevoldsen, Harald — 0-1 — Copenhagen DEN
1971 — Nelson Barry vs Oppedal, David — 0-1 — Sacramento
1972 — Hulse, M. vs Manners, R. — 1-0 — Berkeley