C92p - 9…Bb7 10.d4 Re8 11.Nbd2 Bf8 12.a3 - Closed Zaitsev [+0.35]

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C92p — 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.a3
Eval: [+0.35]
Les coups candidats
12…h6 — 79.7% (2330 parties)
Ambassadeurs : Langer, Raimund (73x), Glaser, Karel (38x), Schmidt, Theo (29x), Pheby, Ian M (25x), Cavajda, Ivan (19x), Schulz, Günter (17x), Pinchon, François (16x), Schwetlick, Thomas (16x)
12…g6 — 14.5% (423 parties)
Ambassadeurs : Van Leeuwen, Etienne (8x), Ibragimov, Ildar (5x), Nikolic, Predrag (5x), Voiculescu, Costel (5x), Kolanek, Roman (5x), Aseev, Konstantin N (4x), Gavrilov, Alexei (4x), Babu, N Sudhakar (4x)
12…Qd7 — 2.7% (80 parties)
Ambassadeurs : Nikolic, Predrag (5x), Popenkov, Aleksandr Petrovich (5x), Turczynski, Marian (3x), Gufeld, Eduard (2x), Veingold, Aleksandr (2x), Bacrot, Etienne (2x), Houtman, Joop (2x), Ivanov, Alexander. (2x)
12…Nb8 — 1.6% (46 parties)
Ambassadeurs : Harestad, Hans Krogh (2x), Korolev, Anatoly (1x), Christov Ilya (1x), Blodstein, Arkady (1x), Tjanav, T. (1x), Garbett, Paul Anthony (1x), Green, Peter (1x), Epstein, Esther (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 12…h6 12…g6 12…Qd7 12…Nb8
<1800 29 76% 14% 10% —
1800-2200 581 81% 13% 3% 1%
2200-2600 1960 80% 15% 2% 2%
2600+ 164 84% 10% 4% 1%
Évolution par décennie (% des parties)
Décennie N parties 12…h6 12…g6 12…Qd7 12…Nb8
1970s 17 59% 41% — —
1980s 231 70% 16% 6% 6%
1990s 193 65% 26% 2% 4%
2000s 294 69% 20% 5% 4%
2010s 1599 81% 14% 3% 0%
2020s 589 90% 7% 0% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
12…h6 81% 90% ▲ +8.9%
12…g6 14% 7% ▼ -6.9%
12…Qd7 3% 0% ▼ -2.5%
12…Nb8 0% 1% ▲ +0.8%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Kasparov, Garry — 3 parties
Ding, Liren — 3 parties
Anand, Viswanathan — 2 parties
Tal, Mikhail — 1 partie
Karpov, Aleksandr — 1 partie
Smyslov, Vladimir — 1 partie
Hou, Yifan — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
12…h6 — 79.7% (2330 parties)
1976 — Opl, Klaus vs Zoebisch, Herbert — 1-0 — Vienna AUT
1978 — Beliavsky, Alexander G vs Geller, Efim P. — 0-1 — Lvov zt
1978 — Costa, Fernando vs Francke, Helmut, Dr. — 1/2-1/2 — ?
1978 — Pioch, Zygmunt vs Voormans, Jan — 1/2-1/2 — EU-chT2 corr7887
1979 — Tal, Mikhail vs Romanishin, Oleg M — 1-0 — Riga LAT
12…g6 — 14.5% (423 parties)
1976 — Sakharov, Andriy vs Zaitsev, Igor A — 1/2-1/2 — Sochi RUS
1978 — Karpov, Aleksandr vs Gligoric, Sofija — 1/2-1/2 — Bugojno BIH
1978 — Matanovic, Aleksandar vs Ivkov, Borislav — 1/2-1/2 — Belgrade SRB
1979 — Ivanovic, Bozidar vs Zaitsev, Igor A — 1-0 — Sochi RUS
1979 — Kinnmark, Ove vs Kaiszauri, Konstanty — 1-0 — Sweden
12…Qd7 — 2.7% (80 parties)
1980 — Psakhis, Lev vs Balashov, Yuri — 0-1 — Vilnius ch-URS
1981 — Gufeld, Eduard vs Veingold, Aleksandr — 1-0 — Moscow RUS
1981 — Gufeld vs Veingold, Aleksandr — 1-0 — URS chT
1981 — Matulovic, Milan vs Nikolic, Predrag — 0-1 — Arandjelovac
1983 — Ivanovic, Bozidar vs Nikolic, Predrag — 1/2-1/2 — Vrsac SRB
12…Nb8 — 1.6% (46 parties)
1980 — Epstein, Esther vs Belova, Tamara — 1-0 — Erevan ARM
1980 — Savereide, Diane vs Donaldson-A, Elena — 1-0 — Seattle, WA USA
1986 — Zapata, Alonso vs Frey Beckman, Kenneth — 1-0 — Havana CUB
1987 — Lukin, Andrei M vs Vasilev, Nikolai GR — 1-0 — Leningrad RUS
1987 — Kuporosov, Viktor vs Zhukhovitsky, Samuel — 1-0 — ?