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A60f —
1.d4 Nf6 2.c4 c5 3.d5 e6 4.g3 exd5 5.cxd5 b5
Eval: [+0.53]
Les coups candidats
6.Bg2 — 49.9% (703 parties)
Ambassadeurs : Gleizerov, Evgeny (9x), Podlesnik, Bogdan (8x), Mikhalevski, Victor (6x), Matnadze Bujiashvili, Ann (6x), Kachiani-Gersinska, Ketino (6x), Sosonko, Gennadi (5x), Aseev, Konstantin N (5x), Chernin, Alexander (5x)
6.Nf3 — 21.4% (302 parties)
Ambassadeurs : Ramsden, Jim E (6x), Wharrier, Jonathon A (5x), Mickevicius, Juras (4x), Felkel, Siegfried (4x), Gleizerov, Evgeny (4x), Wisham, Clyde (4x), Shaposhnikov, Evgeny (3x), Baranowski, Tadeusz (3x)
6.e4 — 21.4% (301 parties)
Ambassadeurs : Rawlings, Alan J C (5x), Iljushina, Olga (4x), Spence, David J (4x), Iljushin, Alexei (4x), Sosonko, Gennadi (3x), Sharevich, Anna (3x), Terreaux, Gilles (3x), Shaposhnikov, Evgeny (3x)
6.a4 — 4.1% (58 parties)
Ambassadeurs : Mamontova, Anastasia (2x), Mileika, Janis (1x), Tal, Mikhail (1x), Rotstein, Jefim (1x), Lazarev, Efim M. (1x), Martinez Walters, Carlos (1x), Hawkes, Catherine (1x), Heim, Sverre (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.Bg2 6.Nf3 6.e4 6.a4
<1800 17 53% 18% 12%
1800-2200 326 50% 25% 19% 6%
2200-2600 917 48% 21% 24% 3%
2600+ 35 51% 17% 23% 6%
Évolution par décennie (% des parties)
Décennie N parties 6.Bg2 6.Nf3 6.e4 6.a4
1940s 6 83%
1950s 7 71% 14%
1960s 8 75% 12% 12%
1970s 16 81% 12% 6%
1980s 51 82% 4% 8%
1990s 73 89% 1% 8%
2000s 340 77% 4% 10% 3%
2010s 801 33% 34% 28% 4%
2020s 106 42% 18% 35% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.Bg2 33% 42% ▲ +8.9%
6.Nf3 34% 18% ▼ -15.9%
6.e4 28% 35% ▲ +6.8%
6.a4 4% 4% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 4 parties
Kasparov, Garry — 2 parties
Hou, Yifan — 2 parties
Kramnik, Vladimir — 2 parties
Botvinnik, Mikhail — 1 partie
Anand, Viswanathan — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
6.Bg2 — 49.9% (703 parties)
1943 — Margulis, Alex vs Boleslavsky, Isaac — 0-1 — Sverdlovsk
1943 — Ragozin, Viacheslav vs Botvinnik, Mikhail — 1/2-1/2 — Sverdlovsk
1944 — Ravinsky, Grigory vs Mikenas, Vladas — 0-1 — Moskou ch-URS
1949 — Ragozin, Viacheslav vs Goldberg, Grigory A — 1-0 — Moskou ch-URS
1949 — Rovner, Dmitry vs Mikenas, Vladas — 0-1 — Vilnius LTU
6.Nf3 — 21.4% (302 parties)
2007 — Escobar, Telmo vs Korhonen, Marko — 1-0 — FICGS
2007 — Gelfand, Boris vs Aronian, Levon — 1-0 — Mexico City MEX
2008 — Ponfilenok, Vladimir vs Shaposhnikov, Evgeny — 1/2-1/2 — Kazan RUS
2008 — Gleizerov, Evgeny vs Grover Shivaksh — 1-0 — Dubai UAE
2008 — Rozum, Ivan vs Shaposhnikov, Evgeny — 1-0 — St Petersburg RUS
6.e4 — 21.4% (301 parties)
1968 — Csapo, Zoltan vs Forintos, Gyozo V — 0-1 — Budapest HUN
1977 — Sosonko, Gennadi vs Barle, Janez — 1/2-1/2 — Ljubljana
1977 — Sosonko, Gennadi vs Olafsson, Fridrik — 1-0 — Wijk aan Zee NED
1980 — Sosonko, Gennadi vs Timman, Jan H — 1/2-1/2 — Amsterdam NED
1981 — De Carbonnel, Heinz vs Wiersma, Tjalling — 1-0 — corr FSM/EU Tch
6.a4 — 4.1% (58 parties)
1953 — Mileika, Janis vs Tal, Mikhail — 0-1 — Latvia
1962 — Rotstein, Jefim vs Lazarev, Efim M. — 0-1 — ?
1970 — Eales, Richard G vs Botterill, George S. — 1/2-1/2 — Coventry ch-BCF
1981 — Heim, Sverre vs Hort, Vlastimil — 0-1 — Prague CZE
1981 — Seewald, Piet C vs Bleker, Frits — 1-0 — corr NLD/K