D27u - 8…Qc7 - Classical, Rubinstein (1934)

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D27u — Classical, Rubinstein (1934)
1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.a4 Nc6 8.Qe2 Qc7
Les coups candidats
9.Nc3 — 72.6% (860 parties)
Ambassadeurs : Radulov, Ivan (16x), Weglarz, Leszek (11x), Karpatchev, Aleksandr (9x), Lesiege, Alexandre (7x), Drasko, Milan (7x), Kapic, Ibrahim (6x), Vladimirov, Yevgeniy (6x), Chekhov, Valery A (5x)
9.Rd1 — 23.0% (272 parties)
Ambassadeurs : Batkovskyte, Dominyka (4x), Savina, Anastasia (3x), Chibukhchian, Artur (2x), Karp, Serge (2x), Flear, Glenn C (2x), Zebre, Peter (2x), Livner, Anders (2x), Simonenko, Sergey (2x)
9.b3 — 1.2% (14 parties)
Ambassadeurs : Kaidanov, Gregory (2x), Buchholz, Werner (1x), Herrmann, Ludwig (1x), Sultangareev, Marat (1x), Nachev, Stanislav (1x), Kozma, Karoly (1x), Estrada Nieto, Julian (1x), Ortega, Lexy (1x)
9.Nbd2 — 0.8% (10 parties)
Ambassadeurs : Corral, Hector (1x), Muniz, Alexis (1x), Pisulinski, Jan (1x), Szymczak, Zbigniew (1x), Celedon, Ivan (1x), Viliavin, Roman (1x), Oates, R Bruce (1x), Weber, Karlheinz (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.Nc3 9.Rd1 9.b3 9.Nbd2
<1800 35 71% 29% — —
1800-2200 295 67% 27% 1% 2%
2200-2600 703 74% 22% 1% 0%
2600+ 19 58% 21% 5% —
Évolution par décennie (% des parties)
Décennie N parties 9.Nc3 9.Rd1 9.b3 9.Nbd2
1950s 4 25% — 25% 25%
1960s 9 100% — — —
1970s 31 74% 26% — —
1980s 126 94% 5% — —
1990s 338 84% 13% 1% 0%
2000s 409 68% 26% 2% 1%
2010s 227 54% 41% 1% 1%
2020s 40 62% 30% — 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.Nc3 54% 62% ▲ +8.8%
9.Rd1 41% 30% ▼ -11.0%
9.b3 1% 0% ▼ -0.9%
9.Nbd2 1% 2% ▲ +1.6%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 2 parties
Tal, Mikhail — 1 partie
Karpov, Anatoly — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
9.Nc3 — 72.6% (860 parties)
1950 — Gereben, Erno vs Sebestyen, Balazs — 1-0 — Budapest HUN
1960 — Vistaneckis, Isakas vs Novopashin, Arkady — 0-1 — Vilnius LTU
1961 — Weise, Dieter vs Schwarz, Andreas — 1-0 — Bad Pyrmont GER
1963 — Diekmann, Hans-Joachim, Dr. vs Matthigack, Dieter — 1-0 — Buende
1964 — Donner, Jan-Hein vs Keller, Dieter — 1-0 — Lenzerheide
9.Rd1 — 23.0% (272 parties)
1971 — Singleton, Michael P F vs Katz, Gabriel — 0-1 — British CC Ch 1971-72
1972 — Tiemeyer, H. vs Hechler, Georg, Dr. — 1/2-1/2 — cr.
1972 — Nurmi, Timo vs Kaemaeraeinen, Jorma — 0-1 — ?
1974 — Vaganian, Rafael A vs Dimitrijevic, Milorad — 1/2-1/2 — Kragujevac SRB
1974 — Holovsky, Zdenek vs Kapic, Ibrahim — 0-1 — ?
9.b3 — 1.2% (14 parties)
1953 — Buchholz, Werner vs Herrmann, Ludwig — 0-1 — Jena GER
1991 — Ortega, Lexy vs Bossi, Alessandro — 1-0 — Rome Inps
1992 — Schneider, Attila vs Jakobetz, Laszlo — 1-0 — Hungary 1 tt
1996 — Kozma, Karoly vs Estrada Nieto, Julian — 1/2-1/2 — HUN-chT1 9697
1999 — Sultangareev, Marat vs Nachev, Stanislav — 0-1 — Ufa
9.Nbd2 — 0.8% (10 parties)
1951 — Corral, Hector vs Muniz, Alexis — 1-0 — San Rafael
1995 — Pisulinski, Jan vs Szymczak, Zbigniew — 1-0 — Polanica Zdroj POL
2003 — Celedon, Ivan vs Viliavin, Roman — 0-1 — IECG
2005 — Oates, R Bruce vs Weber, Karlheinz — 1-0 — ?
2006 — Martys, Mark vs Timkin, Nikolay — 1/2-1/2 — LSS