B53t - 3…cxd4 4.Qxd4 Nc6 5.Bb5 Bd7 6.Bxc6 Bxc6 7.Nc3 Nf6 8.Bg5 e6 - Chekhover

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B53t — Chekhover
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4 Nc6 5.Bb5 Bd7 6.Bxc6 Bxc6 7.Nc3 Nf6 8.Bg5 e6
Eval: [-0.16]
Les coups candidats
9.O-O-O — 90.0% (6013 parties)
Ambassadeurs : Yandemirov, Valeri (30x), Zhigalko, Sergei (26x), Vetemaa, Juri (24x), Lauer, Frederic (22x), Boidman, Yuri (20x), Dgebuadze, Alexandre (18x), Vasiukov, Evgeni (16x), Movsesian, Sergei (15x)
9.Qd3 — 4.2% (281 parties)
Ambassadeurs : Zelcic, Robert (6x), Lagarde, Maxime (5x), Sebag, Marie (5x), Saric, Kristina (5x), Rodriguez Perez, Rene (5x), Lecha González, Jesús Nicolás (4x), Fernandez, Javier Horacio (4x), Viennot, Dylan (4x)
9.O-O — 3.2% (212 parties)
Ambassadeurs : Sefc, Jan (4x), Grego, Luis Gonzaga (4x), Hecht, Hans-Joachim (3x), Dunn, Carl E (3x), Pranesh M (3x), Geller, Efim P. (2x), Diez, Armando Leonardo (2x), Dueckstein, Andreas (2x)
9.Bxf6 — 2.1% (140 parties)
Ambassadeurs : Rodriguez Perez, Rene (10x), Rodríguez Pérez, René (8x), Rodriguez, Raul (8x), Vasquez, Gerardo (7x), Paichadze, Luka (6x), Matozo, Paulo Adriano (4x), Cardenas, Inoel (3x), Cruz Ravina, Francisco Javier (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.O-O-O 9.Qd3 9.O-O 9.Bxf6
<1800 156 89% 3% 5% 1%
1800-2200 2488 89% 4% 3% 3%
2200-2600 3103 91% 5% 2% 2%
2600+ 87 84% 13% — 3%
Évolution par décennie (% des parties)
Décennie N parties 9.O-O-O 9.Qd3 9.O-O 9.Bxf6
1930s 1 — — — 100%
1940s 4 — — 75% —
1950s 19 37% — 53% 5%
1960s 31 84% — 10% —
1970s 117 93% 1% 5% —
1980s 303 93% — 7% 1%
1990s 1229 95% 0% 3% 1%
2000s 2022 95% 0% 3% 1%
2010s 2340 84% 10% 2% 3%
2020s 618 84% 7% 2% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.O-O-O 84% 84% +0.2%
9.Qd3 10% 7% ▼ -2.6%
9.O-O 2% 2% -0.2%
9.Bxf6 3% 6% ▲ +2.6%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 4 parties
Ju, Wenjun — 4 parties
Hou, Yifan — 4 parties
Karpov, Anatoly — 1 partie
Kasparov, Garry — 1 partie
Anand, Viswanathan — 1 partie
Gukesh D — 1 partie
Ding, Liren — 1 partie
Parties historiques
9.O-O-O — 90.0% (6013 parties)
1955 — Lutikov, Anatoly S vs Tal, Mikhail — 1-0 — Riga LAT
1955 — Lutikov, Anatoly S vs Cherepkov, Alexander V — 1/2-1/2 — Moscow RUS
1958 — Yukhtman, Yakov vs Aronin, Lev — 1-0 — Baku AZE
1958 — Martius, Robert vs Darga, Klaus — 1-0 — Hamburg-Berlin
1959 — Stoliar, Efim Samoilovich vs Aronin, Lev — 1-0 — Voronezh RUS
9.Qd3 — 4.2% (281 parties)
1972 — Cobo Arteaga, Eldis vs De Castro, Edgar — 1/2-1/2 — Skopje MKD
1998 — Norqvist, Jorgen vs Gamback, Bjorn — 1-0 — Stockholm SWE
1998 — Slezak, Robert vs Jakubowski, Marcin — 0-1 — Poznan POL
2004 — Zelcic, Robert vs Brkic, Aleksandar — 1/2-1/2 — Rabac CRO
2005 — Boros, Denes vs Gonda, Laszlo — 1/2-1/2 — Budapest HUN
9.O-O — 3.2% (212 parties)
1945 — Shofman Shimoni, Ori vs Ilivitsky, Georgy A — 0-1 — Sverdlovsk
1946 — Geller, Efim P. vs Kogan, Boris M — 1-0 — ?
1946 — Geller, Efim P. vs Kogan, Efim — 1-0 — Odessa UKR
1955 — Sefc, Jan vs Dolezal, Jiri — 1-0 — Prague CZE
1956 — Sefc, Jan vs Walther, Edgar — 1/2-1/2 — Moscow RUS
9.Bxf6 — 2.1% (140 parties)
1939 — Szabo, Laszlo vs Landau, Salo — 1/2-1/2 — Amsterdam/Rotterdam
1953 — Liebert, Heinz vs Malich, Burkhard, Dr. — 0-1 — Brandenburg/Havel
1987 — Rogers, Ian vs Carlier, Beatrice — 0-1 — Wijk aan Zee II
1987 — Rogers, Ian vs Carlier, Bruno — 0-1 — Wijk aan Zee NED
1990 — Karklins, Andrew vs Pelts, Peter — 0-1 — Illinois op