C11j - 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 a6 - Steinitz Boleslavsky [+0.41]

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C11j — Steinitz Boleslavsky
1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.f4 c5 6.Nf3 Nc6 7.Be3 a6
Eval: [+0.41]
Les coups candidats
8.Qd2 — 82.5% (9115 parties)
Ambassadeurs : Haugen, Arild (76x), Galanov, Sergey Igorevich (65x), Johnston, Allan (39x), Jovanovic, Bratislav M (34x), Glek, Igor (33x), Groot, Peter J A (32x), Schmid, Pablo (27x), Kurowski, Andrzej (27x)
8.Ne2 — 4.9% (536 parties)
Ambassadeurs : Haugen, Arild (13x), Potrata, Janko (6x), Xu, Yinglun (5x), Bluebaum, Matthias (5x), Kurowski, Andrzej (5x), LaDuke, Matt (5x), Poelvoorde, Hugo (5x), Terreaux, Gilles (5x)
8.a3 — 4.8% (525 parties)
Ambassadeurs : Murey, Jacob (8x), Haugen, Arild (8x), Prraneeth Vuppala (5x), Bacrot, Etienne (4x), Dukic, Zachary (4x), Korchnoi, Viktor (3x), Wurschner, Miroslav (3x), Nevanlinna, Risto (3x)
8.Be2 — 4.6% (509 parties)
Ambassadeurs : Villard, Patrick (4x), Nadzamova, Viktoria (4x), Wichmann, Cliff (3x), Dehaybe, Andre (3x), Haugen, Arild (3x), Mueller, Thorsten (2x), Csiszar, Viktoria (2x), Enders, Peter (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.Qd2 8.Ne2 8.a3 8.Be2
<1800 220 67% 4% 3% 17%
1800-2200 3891 80% 4% 4% 6%
2200-2600 5717 87% 5% 5% 2%
2600+ 272 71% 17% 10% 1%
Évolution par décennie (% des parties)
Décennie N parties 8.Qd2 8.Ne2 8.a3 8.Be2
1920s 1 — — — 100%
1950s 2 — 50% — —
1960s 10 60% — 10% 10%
1970s 18 72% — — 17%
1980s 152 73% — 9% 5%
1990s 1126 83% 1% 3% 6%
2000s 2619 87% 1% 2% 5%
2010s 5268 89% 3% 2% 4%
2020s 1850 60% 18% 17% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.Qd2 89% 60% ▼ -28.9%
8.Ne2 3% 18% ▲ +15.6%
8.a3 2% 17% ▲ +15.5%
8.Be2 4% 3% ▼ -1.6%
Joueurs célèbres
Champions du monde dans cette position
Ding, Liren — 10 parties
Hou, Yifan — 9 parties
Anand, Viswanathan — 8 parties
Carlsen, Magnus — 5 parties
Kramnik, Vladimir — 3 parties
Kasparov, Garry — 3 parties
Ju, Wenjun — 2 parties
Botvinnik, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie
Parties historiques
8.Qd2 — 82.5% (9115 parties)
1960 — Keres, Paul Petrovich vs Haro Garcia, Gilberto — 1-0 — Havana clock sim
1960 — Keres, Paul Petrovich vs Gilbeto Garca — 1-0 — Simultanea, La Haban
1960 — Bialas, Wojciech vs Fichtl, Jiri — 0-1 — Leipzig GER
1962 — Suetin, Alexey S vs Barcza, Gedeon — 1/2-1/2 — Minsk BLR
1967 — Smejkal, Jan vs Ljungquist, Lennart — 1-0 — Veseli nad Moravou
8.Ne2 — 4.9% (536 parties)
1954 — Vestol, Aage vs Yanofsky, Daniel Abraham — 1/2-1/2 — Amsterdam NED
1991 — Slingerland, Caroline vs Dubinka, Inna — 1/2-1/2 — Guarapuava BRA
1991 — Cisneros Belenguer, Lucas vs Mendivil Anton, Daniel — 0-1 — ESP
1992 — Ivanov, Igor V. vs Haskins, R. — 1-0 — Dearborn
1993 — Bierwisch, Bernhard vs Seubert, Karl — 1-0 — Wch Seniors Bad Wildbad GER
8.a3 — 4.8% (525 parties)
1967 — Haag, Ervin vs Fichtl, Jiri — 1-0 — Bucharest ROU
1982 — Durlu, Nuri vs Mbaye, Serigne Cheikh Rokhaya — 1-0 — Lucerne SUI
1984 — Murey, Jacob vs Korchnoi, Viktor — 1/2-1/2 — Beer Sheba ISR
1984 — Korchnoi, Viktor vs Keller, Dieter — 1-0 — Switzerland
1985 — Gurieli, Nino vs Zaitseva, Ludmila G. — 1/2-1/2 — Zheleznovodsk
8.Be2 — 4.6% (509 parties)
1927 — Whitfield, Kenneth vs Fox, Maurice — 0-1 — Toronto CAN
1965 — Romm, Meir vs Nagy, Ervin Dr. — 1/2-1/2 — Sinaia
1970 — Resende, Antonio Carlos vs Lagha, Khelil — 1-0 — Siegen GER
1975 — Damjanovic, Marko vs Mestel, A Jonathan — 1/2-1/2 — Birmingham ENG
1979 — Shevelev, Sergei vs Nurmamedov, Mammed — 1-0 — URS