B84u - 7.O-O Be7 8.f4 O-O - Scheveningen Classical [+0.23]

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B84u — 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 O-O
Eval: [+0.23]
Les coups candidats
9.Kh1 — 38.1% (1447 parties)
Ambassadeurs : Suba, Mihai (32x), Ftacnik, Lubomir (30x), Jansa, Vlastimil (28x), Sznapik, Aleksander (23x), Prandstetter, Eduard (18x), Kuczynski, Robert (18x), Vogt, Lothar (14x), Ermenkov, Evgenij (14x)
Ambassadeurs : Van Wely, Loek (17x), Wosch, Arkadiusz (15x), Kempinski, Robert (11x), Bergmann, Michael (10x), Ribli, Zoltan (7x), ? (7x), Anand, Viswanathan (6x), Jansa, Vlastimil (6x)
9.a4 — 14.9% (564 parties)
Ambassadeurs : Klovans, Janis (11x), Jansa, Vlastimil (10x), Psakhis, Lev (8x), Polugaevsky, Lev (6x), Cuijpers, Frans Andre (6x), Geller, Efim P. (5x), Oll, Lembit (5x), Khalifman, Alexander (5x)
9.Bf3 — 6.3% (241 parties)
Ambassadeurs : Van der Wiel, John T.H. (9x), Psakhis, Lev (5x), Wojtkiewicz, Aleksander (5x), Dvoirys, Semen I. (4x), Suba, Mihai (3x), Ree, Hans (3x), Ninov, Nikolai (3x), Jarabinský, Martin (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.Kh1 9.Be3 9.a4 9.Bf3
<1800 67 25% 49% 9% 13%
1800-2200 759 34% 41% 13% 8%
2200-2600 2103 41% 33% 17% 5%
2600+ 131 47% 28% 20% 2%
Évolution par décennie (% des parties)
Décennie N parties 9.Kh1 9.Be3 9.a4 9.Bf3
1920s 3 — — — 67%
1930s 3 — — — 100%
1940s 4 50% — — 50%
1950s 8 12% 38% — 50%
1960s 17 — 65% — 29%
1970s 196 48% 32% 8% 4%
1980s 618 52% 23% 16% 4%
1990s 871 39% 32% 16% 8%
2000s 1227 31% 45% 17% 4%
2010s 789 37% 39% 12% 9%
2020s 60 30% 33% 22% 10%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.Kh1 37% 30% ▼ -6.9%
9.Be3 39% 33% ▼ -5.8%
9.a4 12% 22% ▲ +9.5%
9.Bf3 9% 10% ▲ +1.1%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 7 parties
Hou, Yifan — 4 parties
Karpov, Aleksandr — 3 parties
Smyslov, Vladimir — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
9.Kh1 — 38.1% (1447 parties)
1942 — Boleslavsky, Isaac vs Abramov, Lev — 1-0 — Kuibyshev
1943 — Kashdan, Isaac vs Kupchik, Abraham — 1-0 — New York, NY USA
1950 — Averbakh, Yuri L vs Moiseev, Oleg — 1-0 — Moscow RUS
1970 — Scholl, Eddie C vs Gligorić, Svetozar — 1/2-1/2 — Amsterdam NED
1970 — Kinnmark, Ove vs Christoph, Manfred, Dr. — 0-1 — Grossenbrode
9.Be3 — 36.5% (1386 parties)
1952 — Mangini, Jose Henrique de Mello vs Bauza, Lorenzo — 1/2-1/2 — Rio de Janeiro BRA
1954 — Kupper, Josef vs Salo, Tapio — 1-0 — Amsterdam NED
1956 — Pogats, Jozsef Jr. vs Benko, Pal — 0-1 — Budapest HUN
1962 — Parma, Bruno vs Rantanen, Martti — 1/2-1/2 — Olympiad, Varna BUL
1962 — Olafsson, Fridrik vs Stein, Leonid — 1-0 — Stockholm izt
9.a4 — 14.9% (564 parties)
1975 — Klovans, Janis vs Polugaevsky, Lev — 1/2-1/2 — Erevan ch-URS
1976 — Geller, Efim P. vs Jansa, Vlastimil — 1/2-1/2 — Sochi RUS
1976 — Haag, Ervin vs Jansa, Vlastimil — 1/2-1/2 — ?
1976 — Tan, Lian Ann vs Ribli, Zoltan — 0-1 — Manila PHI
1976 — Kapengut, Albert vs Anikaev, Yuri N — 1-0 — Soviet Union
9.Bf3 — 6.3% (241 parties)
1925 — Basulto De La Torre, Carlos Alons vs Bogoljubow, Efim — 0-1 — Baden Baden DEU
1928 — Zubarev, Nikolay vs Kan, Ilya A — 0-1 — Moscow RUS
1937 — Boros, Sandor vs Szabo, Ladislav — 1-0 — Budapest HUN
1937 — Boros, Sandor vs Szabo, Laszlo — 1-0 — Budapest HUN
1938 — Bohatyrchuk, Fedir Parfenovych vs Kopaev, Nikolay A — 1-0 — Kiev UKR