E49e - 7…dxc4 8.Bxc4 c5 - Botvinnik [-0.03]

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E49e — Botvinnik
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 Bxc3+ 7.bxc3 dxc4 8.Bxc4 c5
Eval: [-0.03]
Les coups candidats
Ambassadeurs : Vetokhin, Savva (10x), Hoi, Carsten (8x), Tin, Jingyao (8x), Sarana, Alexey (7x), Kozak, Adam (7x), Kosteniuk, Alexandra (6x), Goltseva, Ekaterina (6x), Savina, Anastasia (6x)
9.Nf3 — 41.4% (732 parties)
Ambassadeurs : Levitt, Jonathan P (13x), Gulko, Boris (11x), Grebnev, Aleksey (9x), Milov, Vadim (8x), Tudor, Henry Edward (7x), So, Wesley (6x), Injac, Teodora (6x), Kozak, Adam (6x)
9.Bd3 — 4.5% (80 parties)
Ambassadeurs : Milov, Vadim (8x), Khanin, Semen (4x), Perkins, Alan H (2x), Short, Nigel D (2x), Nacu, Miron (2x), Bubnov, Vladimir (2x), Degtyaryov, Sergey S. (2x), Campani, Paolo (2x)
9.Bb2 — 4.4% (78 parties)
Ambassadeurs : Souto, Alejandro (7x), Milov, Vadim (6x), Botvinnik, Mikhail (3x), Song, Michael (3x), Najdorf, Miguel (2x), Addison, Wiliam G (2x), Reshevsky, Samuel (2x), Tiviakov, Sergei (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.Ne2 9.Nf3 9.Bd3 9.Bb2
<1800 14 43% 36% — 21%
1800-2200 264 48% 41% 6% 4%
2200-2600 1155 52% 39% 4% 4%
2600+ 168 42% 48% 7% 4%
Évolution par décennie (% des parties)
Décennie N parties 9.Ne2 9.Nf3 9.Bd3 9.Bb2
1940s 9 56% 44% — —
1950s 37 49% 41% 3% 8%
1960s 16 38% 56% 6% —
1970s 39 31% 46% 8% 15%
1980s 58 55% 41% 2% 2%
1990s 160 42% 46% 4% 8%
2000s 196 42% 44% 6% 8%
2010s 329 37% 50% 4% 8%
2020s 926 57% 37% 5% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.Ne2 37% 57% ▲ +19.2%
9.Nf3 50% 37% ▼ -12.9%
9.Bd3 4% 5% ▲ +1.1%
9.Bb2 8% 2% ▼ -6.7%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 3 parties
Carlsen, Magnus — 3 parties
Gukesh D — 2 parties
Ju, Wenjun — 2 parties
Karpov, Anatoly — 1 partie
Karpov, Aleksandr — 1 partie
Anand, Viswanathan — 1 partie
Ding, Liren — 1 partie
Parties historiques
9.Ne2 — 49.1% (869 parties)
1944 — Denker, Arnold S vs Pinkus, Albert — 1-0 — New York ch-USA
1946 — Bolbochan, J. vs Cruz Garibaldi, Milton Esteban — 1-0 — Buenos Aires ch-ARG
1949 — Fridstein, German vs Steinsapir, Yury — 1/2-1/2 — Moscow RUS
1949 — Kiprov Alexander Alexandro vs Ivanov, Pavel — 1/2-1/2 — Sofia BUL
1949 — Koblencs, Alexander vs Bondarevsky, Igor — 1/2-1/2 — Leningrad RUS
9.Nf3 — 41.4% (732 parties)
1947 — Mills, Bernard Yarnton vs Wilson Derek Finlay — 1-0 — Adelaide AUS
1949 — Goldberg, Gavriel vs Liskov, I. — 1-0 — Moscow RUS
1949 — Kottnauer vs Szabo, Ladislav — 0-1 — Venice ITA
1949 — Vistaneckis, Isakas vs Furman, Slavomir — 0-1 — Vilnius LTU
1950 — Bondarevsky, Igor vs Pogats, Jozsef Jr. — 1-0 — Schiavno Zdroj
9.Bd3 — 4.5% (80 parties)
1951 — Moiseev, Oleg vs Bondarevsky, Igor — 1-0 — URS-ch sf Leningrad RUS
1968 — Lein, Anatoly vs Platonov, Igor V — 1-0 — Alma Ata ch-URS
1971 — Perkins, Alan H vs Ludgate, Alan — 1-0 — BCF-ch Blackpool ENG
1975 — Perkins, Alan H vs Eley, Brian — 1/2-1/2 — Morecambe ch-BCF
1976 — Grassi, Aldo vs Padula Roberto — 1-0 — ?
9.Bb2 — 4.4% (78 parties)
1952 — Botvinnik, Mikhail vs Barcza, Gedeon — 1/2-1/2 — Budapest HUN
1955 — Botvinnik, Mikhail vs Furman, Slavomir — 1-0 — Moskou ch-URS
1958 — Botvinnik, Mikhail vs Unzicker, Wolfgang — 1/2-1/2 — Munchen olm
1970 — Addison, Wiliam G vs Reshevsky, Samuel — 1/2-1/2 — Palma de Mallorca izt
1970 — Addison, Wiliam G vs Reshevsky, Samuel — 1/2-1/2 — Palma de Majorca ESP