C92o - 9…Bb7 10.d4 Re8 11.Nbd2 Bf8 12.Bc2 - Closed Zaitsev

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C92o — Closed Zaitsev
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Bb7 10.d4 Re8 11.Nbd2 Bf8 12.Bc2
Eval: [+0.32]
Les coups candidats
12…g6 — 48.2% (812 parties)
Ambassadeurs : Beliavsky, Alexander G (11x), Gligoric, Svetozar (10x), Geller, Efim P. (8x), Georgiev, Krum (8x), Langer, Raimund (8x), Podgaets, Mikhail (6x), Franzen, Jozef (6x), Rousseau, Daniel (5x)
12…h6 — 22.2% (374 parties)
Ambassadeurs : Ederer, Karel (4x), Morozevich, Alexander (4x), Czerwonski, Aleksander (3x), Folkova, Martina (3x), Ivanchuk, Vasyl (3x), Georgiev, Kaloyan (2x), Geller, Efim P. (2x), Ziatdinov, Raset (2x)
12…Nb8 — 20.2% (341 parties)
Ambassadeurs : Smejkal, Jan (10x), Klovans, Janis (8x), Ljubojevic, Ljubomir (8x), Timman, Jan H (6x), Razuvaev, Yuri S (6x), Karpov, Anatoly (6x), Tseshkovsky, Vitaly (5x), Psakhis, Lev (5x)
12…exd4 — 3.6% (60 parties)
Ambassadeurs : Thiaw, Antoine (1x), Chola, Stanley (1x), Weist, Hartmut (1x), Neumarker (1x), Bonugli, Carlo (1x), Doleschal, Johannes (1x), Rua Palacio, Nora (1x), Akonyo Frank (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 12…g6 12…h6 12…Nb8 12…exd4
<1800 23 39% 22% 13% 13%
1800-2200 428 46% 28% 13% 7%
2200-2600 862 50% 22% 22% 1%
2600+ 80 45% 11% 39% —
Évolution par décennie (% des parties)
Décennie N parties 12…g6 12…h6 12…Nb8 12…exd4
1970s 41 59% 2% 39% —
1980s 266 44% 11% 38% 1%
1990s 320 44% 20% 28% 5%
2000s 345 47% 23% 17% 6%
2010s 459 47% 34% 8% 5%
2020s 253 60% 19% 14% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
12…g6 47% 60% ▲ +13.6%
12…h6 34% 19% ▼ -14.6%
12…Nb8 8% 14% ▲ +5.3%
12…exd4 5% 0% ▼ -5.0%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Karpov, Aleksandr — 4 parties
Kasparov, Garry — 3 parties
Anand, Viswanathan — 2 parties
Carlsen, Magnus — 2 parties
Smyslov, Vladimir — 1 partie
Ding, Liren — 1 partie
Hou, Yifan — 1 partie
Parties historiques
12…g6 — 48.2% (812 parties)
1972 — Lutikov, Anatoly S vs Kostro, Jerzy — 1/2-1/2 — Polancia Zdroj
1976 — Karpov, Anatoly vs Balashov, Yuri — 1-0 — URS-ch44 Moscow ;URS-ch
1976 — Karpov, Aleksandr vs Balashov, Yuri — 1-0 — Moskou ch-URS
1977 — Suetin, Alexey S vs Zaitsev, Igor A — 1-0 — Sochi RUS
1977 — Kavalek, Lubomir vs Gligoric, Svetozar — 1/2-1/2 — Montilla ESP
12…h6 — 22.2% (374 parties)
1976 — Geller, Efim P. vs Balashov, Yuri — 1/2-1/2 — Moskou ch-URS
1980 — Spiridonov, Nikola vs Ghinda, Mihail-Viorel — 1/2-1/2 — Bucharest ROU
1982 — Geller, Efim P. vs Zaitsev, Igor A — 1-0 — Erevan ARM
1982 — Gufeld, Eduard vs Timoscenko, Gennadij — 1-0 — Kislovodsk
1983 — Georgiev, Krum vs Szymczak, Zbigniew — 1-0 — Warsaw POL
12…Nb8 — 20.2% (341 parties)
1978 — Mikhalchishin, Adrian vs Razuvaev, Yuri S — 1/2-1/2 — Tbilisi ch-URS
1978 — Romanishin, Oleg M vs Razuvaev, Yuri S — 1/2-1/2 — Tbilisi ch-URS
1979 — Semenova, Lidia K vs Zatulovskaya, Tatiana — 1/2-1/2 — URS
1979 — Kayumov, Dmitry D vs Polovodin, Igor A — 1-0 — Beltsy
1979 — Tseshkovsky, Vitaly vs Romanishin, Oleg M — 1/2-1/2 — Tallinn zt plof
12…exd4 — 3.6% (60 parties)
1988 — Thiaw, Antoine vs Chola, Stanley — 1/2-1/2 — Thessaloniki GRE
1989 — Weist, Hartmut vs Neumarker — 0-1 — corr DDR
1991 — Canizares F vs Hernandez Garcia, Antonio — 1-0 — Aviles ESP
1991 — Dueckstein, Andreas vs Schuh, Franz — 1-0 — Austria ch
1992 — Van Beek, Lucien vs Solleveld, Maarten — 0-1 — Hengelo NED