E69n - 9…Qb6 10.Re1 exd4 11.Nxd4 Re8 - Fianchetto Classical [+0.70]

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E69n — Fianchetto Classical
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.e4 c6 9.h3 Qb6 10.Re1 exd4 11.Nxd4 Re8
Eval: [+0.70]
Les coups candidats
12.Nc2 — 42.6% (358 parties)
Ambassadeurs : Husemann, Andreas (5x), Rawlings, Alan J C (5x), Relyea, Alexander (5x), Armani, Giuseppe (4x), Portisch, Lajos (3x), Stein, Leonid (3x), Kamsky, Gata (3x), Konopka, Michal (3x)
12.Re2 — 35.7% (300 parties)
Ambassadeurs : Mason, Ian J (8x), Geller, Efim P. (6x), Kotronias, Vasilios (6x), Campbell, Eoin S. (6x), Volodin, Viktor (5x), Senzacqua, Fabrizio (4x), Richter, Christian (4x), Wojtkiewicz, Aleksander (3x)
12.Nb3 — 10.0% (84 parties)
Ambassadeurs : Berbatov, Kiprian (2x), Cummings, David H. (1x), Knox, Victor W (1x), Lechtynsky, Jiri (1x), Mista, Ladislav (1x), Saidy, Anthony (1x), Lesiege, Alexandre (1x), Velikov, Petar (1x)
12.Na4 — 9.2% (77 parties)
Ambassadeurs : Grivas, Efstratios (3x), Jurek, Josef (2x), Balacek, Tadeas (2x), Ruck, Robert (2x), Ivkov, Borislav (1x), Geller, Efim P. (1x), Kristensen, Henrik Lunden (1x), Willumsen, Henrik (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 12.Nc2 12.Re2 12.Nb3 12.Na4
<1800 11 27% 36% 18% 9%
1800-2200 246 43% 41% 8% 6%
2200-2600 452 44% 33% 13% 8%
2600+ 17 47% 29% 12% 6%
Évolution par décennie (% des parties)
Décennie N parties 12.Nc2 12.Re2 12.Nb3 12.Na4
1940s 1 100% — — —
1960s 17 41% 35% — 6%
1970s 14 43% 36% 14% —
1980s 50 28% 28% 10% 32%
1990s 165 28% 35% 15% 19%
2000s 135 48% 27% 13% 9%
2010s 394 44% 43% 7% 4%
2020s 64 70% 14% 9% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
12.Nc2 44% 70% ▲ +26.4%
12.Re2 43% 14% ▼ -29.3%
12.Nb3 7% 9% ▲ +2.0%
12.Na4 4% 5% ▲ +1.1%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Aleksandr — 3 parties
Botvinnik, Mikhail — 2 parties
Karpov, Anatoly — 2 parties
Anand, Viswanathan — 1 partie
Kasparov, Garry — 1 partie
Parties historiques
12.Nc2 — 42.6% (358 parties)
1947 — Pizzi Possi, Tulio vs Najdorf, Miguel — 0-1 — Mar del Plata ARG
1964 — Marovic, Drazen vs Udovcic, Mijo — 1-0 — Zagreb CRO
1965 — Udovcic, Mijo vs Marovic, Drazen — 1/2-1/2 — Zagreb CRO
1967 — Portisch, Lajos vs Stein, Leonid — 1-0 — Sousse (Tunisia)
1967 — Portisch, Ferenc vs Stein, Leonid — 1-0 — Sousse TUN
12.Re2 — 35.7% (300 parties)
1969 — Botvinnik, Mikhail vs Geller, Efim P. — 0-1 — Belgrade SRB
1969 — Botvinnik, Mikhail vs Geller, Efim P. — 0-1 — Belgrade SRB
1969 — Schmidt, Waldemar vs Ivkov, Borislav — 1/2-1/2 — Polanica Zdroj POL
1969 — Lengyel, Agnes vs Tringov — 1/2-1/2 — Belgrade SRB
1969 — Lengyel, Agnes vs Geller, Efim P. — 1/2-1/2 — Budapest HUN
12.Nb3 — 10.0% (84 parties)
1974 — Lechtynsky, Jiri vs Mista, Ladislav — 1-0 — Rimavska Sobota SVK
1979 — Cummings, David H. vs Knox, Victor W — 1-0 — Chester ch-BCF
1981 — Geller, Efim P. vs Dydyshko, Viacheslav — 1/2-1/2 — Moscow RUS
1984 — Velikov, Petar vs Tringov, Georgi P — 1/2-1/2 — Plovdiv BUL
1984 — Matlak, Marek vs Miljanic, Boro — 1/2-1/2 — Kiljava
12.Na4 — 9.2% (77 parties)
1969 — Ivkov, Borislav vs Geller, Efim P. — 1/2-1/2 — Skopje MKD
1981 — De Vogel, Isai vs Weiss, Guenther — 0-1 — corr BdF/M
1981 — Karpov, Aleksandr vs Balashov, Yuri — 1-0 — cat. 15, It , Moscow
1982 — Dezan, Pierre vs Grivas, Efstratios — 0-1 — Paris FRA
1982 — Ivanov, Igor V. vs Brooks, Michael — 1/2-1/2 — Los Angeles, CA USA