C88k - 7.Bb3 O-O 8.a4 b4 - Closed Anti-Marshall

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C88k — Closed Anti-Marshall
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.a4 b4
Eval: [+0.22]
Les coups candidats
9.d3 — 40.9% (1986 parties)
Ambassadeurs : Grischuk, Alexander (13x), Vajda, Levente (12x), Adams, Michael (12x), Kireev, Sergey (11x), Leko, Peter (10x), ? (10x), Rózanski, Robert (10x), Sorcinelli, Andrea (10x)
9.d4 — 32.3% (1569 parties)
Ambassadeurs : Aronian, Levon (23x), Svidler, Peter (11x), Kupreichik, Viktor D (10x), Dominguez Perez, Leinier (10x), Domancich, Ezequiel Martín (9x), Karjakin, Sergey (8x), Ding, Liren (8x), Caruana, Fabiano (7x)
9.a5 — 17.5% (848 parties)
Ambassadeurs : Malyshev, Vladimir Pavlovich (10x), Ilyasov, Anatoly Fedorovich (9x), Pereira, Nilson José Espindo (8x), Harvey, Donald J (8x), Hameister, Raik (8x), Ozen, Bahadir (8x), Quparadze, Giga (7x), Aronian, Levon (6x)
9.c3 — 7.9% (383 parties)
Ambassadeurs : Tal, Mikhail (5x), Beckett, Phillip J (4x), Lochte, Thomas (3x), Murphy, Jones (3x), Stancin, Ana (3x), Spiel, Marianne (3x), Kahl, Fred (3x), Garrigos Ortiz, Manuel (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.d3 9.d4 9.a5 9.c3
<1800 86 40% 27% 10% 19%
1800-2200 1421 41% 30% 16% 11%
2200-2600 2427 41% 34% 21% 4%
2600+ 371 39% 44% 16% 1%
Évolution par décennie (% des parties)
Décennie N parties 9.d3 9.d4 9.a5 9.c3
1920s 2 — 50% — —
1930s 1 — 100% — —
1940s 8 — 62% — 12%
1950s 10 20% 60% 10% —
1960s 95 47% 24% 7% 19%
1970s 51 25% 43% 12% 20%
1980s 97 22% 38% 18% 21%
1990s 305 43% 24% 10% 22%
2000s 964 61% 21% 6% 10%
2010s 2157 40% 35% 17% 6%
2020s 1168 28% 39% 30% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.d3 40% 28% ▼ -12.6%
9.d4 35% 39% ▲ +3.8%
9.a5 17% 30% ▲ +12.7%
9.c3 6% 3% ▼ -3.0%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Ding, Liren — 10 parties
Tal, Mikhail — 7 parties
Smyslov, Vladimir — 5 parties
Hou, Yifan — 3 parties
Kasparov, Garry — 2 parties
Karpov, Aleksandr — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
9.d3 — 40.9% (1986 parties)
1957 — Matulovic, Milan vs Nedeljkovic, Srecko M — 1/2-1/2 — Sombor
1959 — Joppen, Egon vs Van Donk, Henk — 1-0 — Amersfoort
1961 — Djurasevic, Bozidar vs Geller, Efim P. — 1/2-1/2 — Belgrade SRB
1961 — Soby, Frode vs Djait H — 0-1 — Helsinki FIN
1962 — Parma, Bruno vs Sanguineti, Raúl Carlos — 1/2-1/2 — Mar del Plata ARG
9.d4 — 32.3% (1569 parties)
1925 — Romanovsky, Pjotr vs De La Torre Huertas, Carlos — 1-0 — Moscow RUS
1931 — Znosko-Borovsky, Eugene vs Cukierman, Josef — 0-1 — Paris FRA
1942 — Pinkus, Albert vs Moskowitz, Jack — 0-1 — Ventnor City
1946 — Pilnik, Herman vs Najdorf, Miguel — 1/2-1/2 — Mar del Plata ARG
1947 — Dubinin, Peter vs Tolush, Alexander — 0-1 — Leningrad ch-URS
9.a5 — 17.5% (848 parties)
1951 — Steiner, Lajos vs Karoly George — 1-0 — Brisbane AUS
1964 — Hindle, Owen M vs Chalkhasuren, Gonchich — 1/2-1/2 — Tel Aviv ISR
1966 — Tal, Mikhail vs Smyslov, Vladimir — 1/2-1/2 — Moscow RUS
1966 — Dely, Peter vs Ozsvath, Andras — 0-1 — Budapest HUN
1966 — Liberzon, Vladimir M vs Nikolaevsky, Yuri V — 1/2-1/2 — Moskva tt
9.c3 — 7.9% (383 parties)
1946 — Bolbochan, J. vs Pilnik Aranda, Karla Constanza — 0-1 — Parana
1961 — Matulovic, Milan vs Kraidman, Yair — 1-0 — Netanya ISR
1963 — Gipslis, Aivars vs Zakharov, Alexander V — 1-0 — Ch URS, Leningrad RUS
1964 — Kolvig, Bent vs Yepez, Olavo — 1-0 — Tel Aviv ISR
1964 — Urbanec, Miroslav vs Kadrev, Zdravko — 1/2-1/2 — ?