C87l - 6…d6 7.c3 O-O 8.d4 Bd7 9.Nbd2 - Closed Averbakh

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C87l — Closed Averbakh
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 d6 7.c3 O-O 8.d4 Bd7 9.Nbd2
Eval: [+0.45]
Les coups candidats
Ambassadeurs : Westerinen, Heikki M.J. (13x), Weill, Roland (11x), Ivkov, Borislav (9x), Medina-Garcia, Antonio (8x), Acuna Medina, Angel G. (8x), Parma, Bruno (7x), Unzicker, Wolfgang (6x), Gligorić, Svetozar (5x)
9…exd4 — 30.6% (249 parties)
Ambassadeurs : Osbun, Erik (7x), Tatai, Stefano (6x), Noradounghian, Georges (5x), Euwe, Max (4x), Yates, Frederic D (4x), Smyslov, Vladimir (4x), Hesselbarth, Karlheinz, Dr. (4x), Haraldsson, Haraldur (4x)
9…b5 — 19.7% (160 parties)
Ambassadeurs : Enevoldsen, Jens (3x), Johner, Hans (2x), Reshevsky, Samuel (2x), Lasker, Emanuel (2x), Unzicker, Wolfgang (2x), Zuckerman, Bernard (2x), Hartoch, Robert G (2x), Lein, Anatoly (2x)
9…Be8 — 5.9% (48 parties)
Ambassadeurs : Liublinsky, Victor (3x), Smyslov, Vladimir (2x), Alekhine, Alexander (2x), Ahues, Carl (2x), Ilyin Zhenevsky, Alexander (2x), Butnorius, Algimantas (2x), Abramov, Leonid (1x), Stanchev, Zachari (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…Re8 9…exd4 9…b5 9…Be8
<1800 17 18% 18% 29% —
1800-2200 124 35% 25% 30% 3%
2200-2600 212 47% 31% 17% 3%
2600+ 4 — 25% 50% —
Évolution par décennie (% des parties)
Décennie N parties 9…Re8 9…exd4 9…b5 9…Be8
1890s 5 40% 40% 20% —
1900s 8 75% 25% — —
1910s 4 25% — 75% —
1920s 12 42% 25% 8% 17%
1930s 26 38% 19% 15% 23%
1940s 24 17% 29% 17% 38%
1950s 83 27% 52% 12% 7%
1960s 116 49% 34% 10% 7%
1970s 106 60% 27% 9% 2%
1980s 64 47% 28% 12% 5%
1990s 84 35% 27% 25% 4%
2000s 151 32% 37% 23% 4%
2010s 116 32% 16% 41% 2%
2020s 14 43% 21% 29% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…Re8 32% 43% ▲ +11.0%
9…exd4 16% 21% ▲ +5.0%
9…b5 41% 29% ▼ -11.9%
9…Be8 2% 7% ▲ +5.4%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 10 parties
Euwe, Max — 5 parties
Lasker, Emanuel — 4 parties
Alekhine, Alexander — 4 parties
Tal, Mikhail — 4 parties
Steinitz, Wilhelm — 2 parties
Karpov, Anatoly — 1 partie
Parties historiques
9…Re8 — 39.5% (321 parties)
1895 — Lasker, Emanuel vs Steinitz, Wilhelm — 1-0 — St Petersburg RUS
1895 — Walbrodt, Carl vs Steinitz, Wilhelm — 0-1 — Hastings ENG
1900 — Schlechter, Carl vs Pillsbury, Harry — 0-1 — 12th DSB Congress playoff
1900 — Schlechter, Carl vs Pillsbury, Harry — 0-1 — Munich GER
1902 — Janowsky, D. vs Schlechter, C. — 1-0 — Carlsbad CZE
9…exd4 — 30.6% (249 parties)
1897 — Teichmann, Richard vs Blackburne, Joseph — 0-1 — Berlin GER
1897 — Teichmann, Richard vs Blackburne, Joseph — 0-1 — Berlin GER
1905 — Teichmann, Richard vs Burn, Amos — 0-1 — Ostende
1905 — Spielmann, Rudolf vs Burn, Amos — 1-0 — Ostende
1925 — Yates, Frederic D vs Romanovsky, Pjotr — 0-1 — Moscow RUS
9…b5 — 19.7% (160 parties)
1897 — Janowski, Dawid vs Walbrodt, Carl — 1/2-1/2 — Berlin GER
1914 — Lasker, Emanuel vs Gunsberg, Isidor — 1-0 — St Petersburg RUS
1917 — Lasker, Emanuel vs Nandor, H. — 1-0 — HUN
1918 — Elekes, Lajos vs Pollak, Andras — 1-0 — cr.
1924 — Michell, Reginald vs Gibson, William — 1-0 — Southport ENG
9…Be8 — 5.9% (48 parties)
1927 — Steiner, Laszlo vs Kmoch, Hans — 1/2-1/2 — Kecskemet HUN
1927 — Asztalos, Lajos vs Ahues, Carl — 0-1 — Kecskemet f I
1930 — Kunert, Franz vs Eliskases, Erich — 0-1 — Ebensee
1932 — Fink, Adolf Jay vs Steiner, Herman — 1-0 — Pasadena, CA USA
1932 — Ilyin Zhenevsky, Alexander vs Ilyin Zhenevsky, Alexander — 1-0 — Leningrad RUS