B84y - 7.O-O Be7 8.f4 Qc7 9.Kh1 - Scheveningen Classical

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B84y — Scheveningen Classical
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 7.O-O Be7 8.f4 Qc7 9.Kh1
Eval: [+0.29]
Les coups candidats
9…O-O — 61.6% (1010 parties)
Ambassadeurs : Ghinda, Mihail-Viorel (15x), Vogt, Lothar (13x), Sax, Gyula (12x), Zelcic, Robert (11x), Sznapik, Aleksander (10x), Kuczynski, Robert (10x), Adamski, Jan (10x), Pritchett, Craig W (9x)
9…Nc6 — 22.7% (372 parties)
Ambassadeurs : Kempinski, Robert (12x), Ftacnik, Lubomir (6x), Palac, Mladen (4x), Hartston, William R (3x), Sigurjonsson, Gudmundur (3x), Geller, Efim P. (3x), Andersson, Ulf (3x), Kuczynski, Robert (3x)
9…b5 — 7.3% (119 parties)
Ambassadeurs : Celestini, Mauro (2x), Muslija, Idris (2x), Michel, Paul (1x), Reinhardt, Enrique (1x), Drimer, Dolfi (1x), Navarovszky, Laszlo (1x), Veroci, Zsuzsa (1x), Sideris, Nikiforos (1x)
9…Nbd7 — 6.1% (100 parties)
Ambassadeurs : Rogic, Davor (2x), Lampe, Dirk (2x), Mlotkowski, Stasch (1x), Kupchik, Abraham (1x), Arseniev, Vladimir V. (1x), Leibov, Y. (1x), Prandstetter, Eduard (1x), Barlov, Dragan (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…O-O 9…Nc6 9…b5 9…Nbd7
<1800 29 41% 7% 24% 17%
1800-2200 400 47% 26% 15% 9%
2200-2600 947 70% 22% 3% 4%
2600+ 28 89% 11% — —
Évolution par décennie (% des parties)
Décennie N parties 9…O-O 9…Nc6 9…b5 9…Nbd7
1910s 1 — — — —
1920s 1 — — — 100%
1930s 1 — — 100% —
1940s 2 — 100% — —
1950s 4 — 75% — 25%
1960s 10 60% 20% 10% —
1970s 88 60% 36% 2% 1%
1980s 203 80% 11% 3% 3%
1990s 420 68% 21% 5% 5%
2000s 445 58% 23% 10% 7%
2010s 428 53% 26% 9% 9%
2020s 36 53% 28% 11% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…O-O 53% 53% -0.5%
9…Nc6 26% 28% ▲ +2.1%
9…b5 9% 11% ▲ +2.0%
9…Nbd7 9% 6% ▼ -3.3%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 9 parties
Karpov, Anatoly — 2 parties
Kasparov, Garry — 2 parties
Euwe, Max — 1 partie
Tal, Mikhail — 1 partie
Karpov, Aleksandr — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
9…O-O — 61.6% (1010 parties)
1961 — Montoya Eisinger, Maximiliano vs Milic, Bozidar — 0-1 — Oberhausen etc
1961 — Gufeld, Eduard vs Polugaevsky, Lev — 0-1 — Moscow RUS
1961 — Tumurbator, Purev vs Jansa, Vlastimil — 1-0 — Helsinki FIN
1962 — Hamann, Svend vs Macdonald-Ross, Michael — 1-0 — Marianske Lazne
1962 — Schmidt, Bruno vs Gilden, Lawrence — 1/2-1/2 — San Antonio, TX USA
9…Nc6 — 22.7% (372 parties)
1946 — Bernstein, Olivia vs Kotov Lundqvist, Alex — 1-0 — Groningen NED
1947 — Euwe, Max vs Najdorf, Miguel — 1/2-1/2 — Buenos Aires ARG
1952 — Ravinsky, Grigory vs Kan, Ilya A — 1/2-1/2 — Riga LAT
1955 — Trajkovic, Mihajlo vs Ivkov, Borislav — 0-1 — Novi Sad SRB
1959 — Karaklajic, Nikola vs Korchnoi, Viktor — 0-1 — Kiev UKR
9…b5 — 7.3% (119 parties)
1937 — Michel, Paul vs Reinhardt, Enrique — 1-0 — Bad Oeynhausen GER
1960 — Drimer, Dolfi vs Navarovszky, Laszlo — 1-0 — Bucharest ROU
1977 — Kaminker, Harry vs Pruner, Earl — 1-0 — US-op Columbus, OH USA
1978 — Rigo, Janos vs Busu, Corneliu — 1-0 — Rumania
1985 — Veroci, Zsuzsa vs Sideris, Nikiforos — 1/2-1/2 — Nikea
9…Nbd7 — 6.1% (100 parties)
1927 — Mlotkowski, Stasch vs Kupchik, Abraham — 1/2-1/2 — Kalamazoo
1957 — Arseniev, Vladimir V. vs Leibov, Y. — 1-0 — Krasnodar RUS
1974 — Mestel, A Jonathan vs Hartston, William R — 0-1 — Llanelli WLS
1981 — Prandstetter, Eduard vs Barlov, Dragan — 1-0 — Bohemians Prague CZE
1984 — Khadilkar, Rohini vs Hepworth, Mandy — 1-0 — London, Great Eastern Hotel