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B40b —
1.e4 c5 2.Nf3 e6 3.c4
Eval: [+0.04]
Les coups candidats
3…Nc6 — 71.5% (5776 parties)
Ambassadeurs : Klinova, Masha (45x), Rublevsky, Sergei (39x), Dolzhykova, Kateryna (36x), Yandemirov, Valeri (34x), Komliakov, Viktor (24x), Berke, Ana (23x), Gvetadze, Sofio (20x), Oratovsky, Michael (19x)
Ambassadeurs : Komliakov, Viktor (6x), Muzychuk, Anna (6x), Bala Kannamma P (6x), Kovacevic, Slobodan (5x), Vuksanovic, Sanja (5x), Koneru, Humpy (5x), Dolzhykova, Kateryna (5x), Aliaga Fernandez, Ingrid Y (5x)
3…d6 — 8.4% (679 parties)
Ambassadeurs : Wagener, Anna (4x), Charnushevich, Aliaksei (4x), Abramova, Yulia (4x), Zetocha, Claudiu Andrei (4x), Gombos, Bettina (4x), Iordachescu, Viorel (3x), Oratovsky, Michael (3x), Raudive, Aivars (3x)
3…b6 — 3.1% (249 parties)
Ambassadeurs : Barlov, Dragan (6x), Sulava, Nenad (5x), Borgo, Giulio (3x), Cebalo, Miso (3x), Tran, Thanh Tu (3x), Gheorghiu, Florin (2x), Rapatinski, Konstantin (2x), Bravo Barranco, Narciso (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3…Nc6 3…a6 3…d6 3…b6
<1800 336 68% 10% 9% 2%
1800-2200 3093 69% 12% 10% 2%
2200-2600 3514 74% 13% 7% 4%
2600+ 106 92% 4% 2%
Évolution par décennie (% des parties)
Décennie N parties 3…Nc6 3…a6 3…d6 3…b6
1840s 3 67%
1850s 2 100%
1890s 1 100%
1900s 8 100%
1910s 8 88%
1920s 9 89%
1930s 35 80% 3%
1940s 5 80%
1950s 18 78% 6% 11%
1960s 34 85% 9%
1970s 34 82% 6% 6%
1980s 118 72% 10% 8% 4%
1990s 1092 72% 10% 10% 4%
2000s 2589 68% 13% 10% 4%
2010s 3331 71% 12% 9% 3%
2020s 786 84% 9% 3% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3…Nc6 71% 84% ▲ +13.8%
3…a6 12% 9% ▼ -3.0%
3…d6 9% 3% ▼ -6.2%
3…b6 3% 1% ▼ -1.7%
Joueurs célèbres
Champions du monde dans cette position
Alekhine, Alexander — 6 parties
Hou, Yifan — 3 parties
Carlsen, Magnus — 3 parties
Botvinnik, Mikhail — 2 parties
Smyslov, Vladimir — 2 parties
Kramnik, Vladimir — 2 parties
Lasker, Emanuel — 1 partie
Anand, Viswanathan — 1 partie
Kasparov, Garry — 1 partie
Ding, Liren — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
3…Nc6 — 71.5% (5776 parties)
1843 — Saint Amant, Pierre C vs Staunton, Howard — 1-0 — London ENG
1849 — Smith, C J vs Buckle, Henry — 0-1 — London ENG
1851 — Loewe, Edward vs Deacon, Frederick — 0-1 — London ENG
1851 — Loewe, Edward vs Deacon, Frederick — 1-0 — London ENG
1898 — Heinrichsen, Arved vs Showalter, Jackson — 1-0 — Cologne GER
3…a6 — 11.5% (932 parties)
1957 — Szukszta, Janus vs Kholmov, Ratmir D — 0-1 — Szczawno Zdroj
1960 — Adams, Peter J vs Collins, Richard Arnold — 1/2-1/2 — Hayes
1968 — De Prins, Emma vs Day, Lawrence A. — 0-1 — Lugano SUI
1969 — Bondoc, Dan-Vladimir vs Gheorghiu, Florin — 1/2-1/2 — Bucharest ROU
1972 — Lobigas, Julian vs Minaya, Juan — 1-0 — Skopje ol (Men) fin-B
3…d6 — 8.4% (679 parties)
1930 — Engel Christian vs Erdelyi, Adam Dr. — 1-0 — Stubnianske Teplice
1951 — Kochan, Fritz vs Werner, Stephan — 0-1 — Minden
1955 — Jorgensen Leon vs Bro Jacobsen, Samuel — 1-0 — Copenhagen DEN
1980 — Chebanenko, Vecheslav vs Kravchenko, Vladimir V. — 0-1 — Kishinev MDA
1981 — Stefanov, Krasimir vs Popov, Luben — 1/2-1/2 — BUL-ch Sofia BUL
3…b6 — 3.1% (249 parties)
1970 — Tabor, Barbara vs Flesch, Etienne — 1-0 — Kecskemet HUN
1976 — Ott, Wolfgang vs Gheorghiu, Florin — 0-1 — Timisoara
1980 — Popov, Jovan vs Sulava, Nenad — 0-1 — Virovitica
1986 — Shaw, Terrey I vs Rogers, Ian — 0-1 — Toowoomba
1987 — Dally, Hans-Peter vs Rapatinski, Konstantin — 0-1 — NWL-I 8687