C87i - 7…O-O - Closed, Averbakh (1905)

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C87i — Closed, Averbakh (1905)
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 d6 7.c3 O-O
Les coups candidats
Ambassadeurs : Malewicz, Frank (8x), Kholmov, Ratmir D (5x), Romanishin, Oleg M (5x), Warwaszynski, Zbigniew (5x), Pritchett, Craig W (4x), Jimenez Zerquera, Eleazar (3x), Shamkovich, Leonid (3x), Palas, Ales (3x)
Ambassadeurs : Malewicz, Frank (8x), Matulovic, Milan (3x), Szabo, Laszlo (3x), Pritchett, Craig W (3x), Woelfelschneider, Peter (3x), Haraldsson, Haraldur (3x), Panov, Dmitry (3x), Byrne, Robert E (2x)
8.d3 — 6.4% (70 parties)
Ambassadeurs : Wantiez, Fabrice (2x), Winants, Luc (2x), Malewicz, Frank (2x), Gibbs, Peter Campbell (1x), Sergeant, Edward (1x), Ignatiev, Felix N (1x), Shamaev, Leonid Ivanovich (1x), Fleischmann, Alfred (1x)
8.Bxc6 — 1.2% (13 parties)
Ambassadeurs : Griffiths, Peter C (1x), Ashfield, JD. (1x), Silman, Jeremy (1x), Tatai, Stefano (1x), Davie, Charles (1x), Hemmer, Franz (1x), Chaves, Jorge Antonio Torres (1x), Gonzalez, Pablo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.h3 8.d4 8.d3 8.Bxc6
<1800 144 74% 16% 7% —
1800-2200 446 71% 19% 8% 1%
2200-2600 188 67% 28% 4% 1%
2600+ 8 75% 25% — —
Évolution par décennie (% des parties)
Décennie N parties 8.h3 8.d4 8.d3 8.Bxc6
1950s 20 65% 30% 5% —
1960s 60 58% 33% 7% 2%
1970s 55 58% 31% 9% 2%
1980s 28 57% 32% 11% —
1990s 155 65% 26% 6% 3%
2000s 321 68% 24% 7% 1%
2010s 358 71% 20% 6% 1%
2020s 93 77% 16% 5% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.h3 71% 77% ▲ +6.2%
8.d4 20% 16% ▼ -3.7%
8.d3 6% 5% ▼ -0.8%
8.Bxc6 1% 0% ▼ -1.1%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 2 parties
Karpov, Anatoly — 1 partie
Anand, Viswanathan — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
8.h3 — 68.2% (743 parties)
1951 — Pfeiffer, Gerhard vs Bogoljubow, Efim — 1/2-1/2 — Augsburg GER
1952 — Simagin, Vladimir vs Konstantinopolsky, Alexander — 1/2-1/2 — URS-ch sf Sochi RUS
1952 — Ignatenko, P. vs Hanks, John — 0-1 — Melbourne AUS
1953 — Averbakh, Yuri L vs Keres, Paul Petrovich — 1/2-1/2 — Garga
1953 — Donner, Jan-Hein vs Lambert, Hans — 0-1 — Mont Pelerin sur Vevey
8.d4 — 23.5% (256 parties)
1952 — Eliskases, Erich vs Carvalho, Flavio — 1-0 — Sao Paulo BRA
1952 — Fairhurst, William vs Penrose, Jonathan — 0-1 — White Rock Pavilion
1953 — Yanofsky, Daniel Abraham vs Horne, Dennis Morton — 0-1 — Hastings ch-BCF
1953 — Milic, Borislav vs Donner, Jan-Hein — 1-0 — Opatija
1955 — Kolvig, Bent vs Helin, KH. — 1-0 — Esbjerg DEN
8.d3 — 6.4% (70 parties)
1955 — Gibbs, Peter Campbell vs Sergeant, Edward — 1-0 — Aberystwyth ch-BCF
1960 — Ignatiev, Felix N vs Shamaev, Leonid Ivanovich — 1-0 — Moscow RUS
1964 — Fleischmann, Alfred vs Nikolic, Sava N — 0-1 — La Spezia
1964 — Thorsteinsson, Bjorn vs Cuellar Gacharna, Miguel — 1/2-1/2 — Tel Aviv ISR
1965 — Puc, Stojan vs Nikolac, Juraj — 0-1 — Novi Sad SRB
8.Bxc6 — 1.2% (13 parties)
1963 — Griffiths, Peter C vs Ashfield, JD. — 1-0 — ?
1978 — Silman, Jeremy vs Tatai, Stefano — 0-1 — Londen open
1991 — Sanjola, Hannu vs Lehti, Juhani — 0-1 — JSM VSS-SSK
1994 — Davie, Charles vs Hemmer, Franz — 0-1 — ?
1996 — Vohnout, Pavel vs Kovar, Vojtech — 0-1 — Klatovy CZE