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B51s — Moscow
1.e4 c5 2.Nf3 d6 3.Bb5+ Nc6 4.O-O Bd7 5.Re1 Nf6 6.c3 a6 7.Ba4
Eval: [+0.31]
Les coups candidats
7…b5 — 68.8% (1037 parties)
Ambassadeurs : Tiviakov, Sergei (19x), Ni, Hua (9x), Zhang, Zhong (8x), Xu, Yuhua (8x), Dolzhykova, Kateryna (8x), Moiseenko, Alexander (8x), Timofeev, Artyom (8x), Kuzubov, Yuriy (7x)
7…c4 — 21.6% (326 parties)
Ambassadeurs : Grivas, Efstratios (7x), Da Silva Filho, Alcindo Luz Bastos (7x), ? (6x), Vuckovic, Bojan (5x), Muminova, Nafisa (5x), Leino, Jukka (4x), Berebora, Ferenc (4x), Khalifman, Alexander (4x)
7…e5 — 6.1% (92 parties)
Ambassadeurs : Janosevic, Dragoljub (2x), Jamieson, Robert M (2x), Kulaots, Kaido (2x), Movsesian, Sergei (2x), Nikolaidis, Ioannis NA (2x), Sokolsky, Alexey (1x), Geller, Efim P. (1x), Urbanec, Miroslav (1x)
7…e6 — 1.7% (25 parties)
Ambassadeurs : Lokvenc, Josef (1x), Staahlberg, Gideon (1x), Zvorykina, Kira Alekseyevna (1x), Zilber, Israel (1x), Karaklajic, Nikola (1x), Markovic, Miroslav (1x), Neukirch, Detlef (1x), Moehring, Guenther (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…b5 7…c4 7…e5 7…e6
<1800 15 80% 13% 7%
1800-2200 284 75% 12% 6% 4%
2200-2600 940 68% 25% 5% 0%
2600+ 106 74% 19% 7%
Évolution par décennie (% des parties)
Décennie N parties 7…b5 7…c4 7…e5 7…e6
1940s 1 100%
1950s 10 50% 30% 20%
1960s 6 50% 50%
1970s 31 55% 26% 13% 3%
1980s 66 50% 38% 11% 2%
1990s 226 49% 40% 6% 2%
2000s 522 68% 24% 5% 1%
2010s 564 80% 12% 5% 1%
2020s 82 78% 7% 10% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…b5 80% 78% ▼ -1.7%
7…c4 12% 7% ▼ -5.1%
7…e5 5% 10% ▲ +4.8%
7…e6 1% 4% ▲ +2.6%
Joueurs célèbres
Champions du monde dans cette position
Gukesh D — 2 parties
Parties historiques
7…b5 — 68.8% (1037 parties)
1948 — Kholmov, Ratmir D vs Ragozin, Viacheslav — 1-0 — Moskou ch-URS
1951 — Andric, Dragoslav vs Gligoric, Svetozar — 1/2-1/2 — Sarajevo BIH
1952 — Lokvenc, Josef vs Gligorić, Svetozar — 1/2-1/2 — Helsinki FIN
1955 — Shishov, Mikhail vs Averbakh, Yuri L — 0-1 — Voroshilovgrad
1955 — Dorawa, Bernhard vs Uhlmann, Wolfgang — 0-1 — Zwickau
7…c4 — 21.6% (326 parties)
1970 — Suetin, Alexey S vs Balashov, Yuri — 0-1 — USSR
1970 — Suetin, Alexey S vs Balashov, Yuri — 0-1 — Moscow RUS
1972 — Ivanov, Alexander. vs Gorchakov, Aleksandr — 1/2-1/2 — Moscow RUS
1973 — Benko, Pal vs Miles, Anthony J — 1/2-1/2 — Hastings ENG
1977 — Bueno Perez, Lazaro Antonio vs Adamski, Jan — 1-0 — Leipzig GER
7…e5 — 6.1% (92 parties)
1950 — Sokolsky, Alexey vs Geller, Efim P. — 1-0 — Kiev UKR
1951 — Trifunovic, Petar vs Nedeljkovic, Srecko M — 1/2-1/2 — Ljubljana
1956 — Clarke, Stuart vs Janosevic, Dragoljub — 0-1 — Bognor Regis ENG
1967 — Simagin, Vladimir vs Balashov, Yuri — 1-0 — Moskou Jubileum
1968 — Urbanec, Miroslav vs Schlieder, Rolf — 1/2-1/2 — cr
7…e6 — 1.7% (25 parties)
1952 — Lokvenc, Josef vs Staahlberg, Gideon — 0-1 — Helsinki FIN
1957 — Zvorykina, Kira Alekseyevna vs Zilber, Israel — 0-1 — Minsk BLR
1971 — Neukirch, Detlef vs Moehring, Guenther — 1/2-1/2 — Strasbourg ch20-DDR
1983 — Karaklajic, Nikola vs Markovic, Miroslav — 1-0 — Bela Crkva open
1991 — Oka, M. vs Ferido, D. — 1-0 — Los Angeles, CA USA