B84t - 7.O-O Be7 8.f4 Qc7 - Scheveningen Classical [+0.34]

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B84t — 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
Eval: [+0.34]
Les coups candidats
Ambassadeurs : Zelcic, Robert (23x), Kempinski, Robert (16x), Ghinda, Mihail-Viorel (14x), Sax, Gyula (14x), Vogt, Lothar (13x), Kuczynski, Robert (13x), Sznapik, Aleksander (11x), Jansa, Vlastimil (10x)
Ambassadeurs : Stohl, Igor (8x), Pogats, Jozsef Jr. (6x), Pedzich, Dominik (6x), Novak, Joze (6x), Suba, Mihai (6x), Cheparinov, Ivan (6x), Danin, Alexandre (6x), Prandstetter, Eduard (5x)
9.a4 — 17.2% (708 parties)
Ambassadeurs : Sax, Gyula (10x), Tringov, Georgi P (9x), Suba, Mihai (8x), Novikov, Igor (8x), Volokitin, Andrei (8x), Nikolov, Momchil (8x), Kindermann, Stefan (6x), Klovans, Janis (6x)
9.Bf3 — 10.0% (411 parties)
Ambassadeurs : Unzicker, Wolfgang (8x), Istvanovszki, Kalman (4x), Ragozin, Viacheslav (3x), Koch, Berthold (3x), Schaufelberger, Heinz (3x), Psakhis, Lev (3x), Stohl, Igor (3x), Horvath, Jozsef (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 55 42% 31% 4% 9%
1800-2200 927 35% 31% 14% 13%
2200-2600 2341 39% 27% 20% 8%
2600+ 79 35% 19% 33% 1%
Évolution par décennie (% des parties)
Décennie N parties 9.Kh1 9.Be3 9.a4 9.Bf3
1910s 1 100% — — —
1920s 1 — — — 100%
1930s 16 6% 19% 6% 69%
1940s 19 11% 37% 11% 37%
1950s 48 8% 54% — 27%
1960s 67 15% 42% 3% 30%
1970s 244 36% 29% 20% 9%
1980s 440 45% 22% 19% 8%
1990s 1030 38% 28% 17% 8%
2000s 1214 32% 34% 20% 9%
2010s 954 40% 27% 15% 10%
2020s 89 35% 36% 12% 11%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.Kh1 40% 35% ▼ -5.0%
9.Be3 27% 36% ▲ +8.6%
9.a4 15% 12% ▼ -2.4%
9.Bf3 10% 11% ▲ +1.3%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 10 parties
Tal, Mikhail — 8 parties
Kasparov, Garry — 5 parties
Anand, Viswanathan — 3 parties
Karpov, Anatoly — 3 parties
Karpov, Aleksandr — 3 parties
Euwe, Max — 2 parties
Smyslov, Vladimir — 2 parties
Ding, Liren — 1 partie
Parties historiques
9.Kh1 — 36.2% (1493 parties)
1916 — Nilsson, Oscar vs Owesson, B. — 1/2-1/2 — Copenhagen DEN
1937 — Michel, Paul vs Reinhardt, Enrique — 1-0 — Bad Oeynhausen GER
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
9.Be3 — 29.6% (1220 parties)
1936 — Kan, Ilya A vs Ragozin, Viacheslav — 1-0 — Moscow RUS
1938 — Thomas, George Alan vs Szabo, Laszlo — 0-1 — Hastings ENG
1938 — Rometti, Barbatto vs Bergraser, Volf — 1-0 — Nice FRA
1940 — Levenfish, Grigory vs Kotov Lundqvist, Alex — 0-1 — Moskou ch-URS
1947 — Malmgren, Harald vs Nielsen Reinholt — 1-0 — ?
9.a4 — 17.2% (708 parties)
1938 — Chekhover, Vitaly vs Levitas, B — 1-0 — Leningrad RUS
1944 — Kopaev, Nikolay A vs Goldenov, Boris P — 1-0 — Baku AZE
1947 — Euwe, Max vs Stahlberg, Gideon — 0-1 — Buenos Aires/La Plat
1967 — Blackstone, John vs McKenzie, Robert H — 1-0 — No. CA
1967 — Lambshire, Mike V vs Golombek, Harry — 1/2-1/2 — Oxford ch-BCF
9.Bf3 — 10.0% (411 parties)
1929 — Maroczy, Geza vs Saemisch, Friedrich — 1-0 — Rogaska Slatina
1931 — Negyesy, Gyorgy vs Maroczy, Geza — 1/2-1/2 — Budapest HUN
1934 — Ilyin Zhenevsky, Alexander vs Ragozin, Viacheslav — 0-1 — Leningrad ch-URS
1934 — ? vs Becker, Albert — 1/2-1/2 — Vienna AUT
1935 — Ilyin Zhenevsky, Alexander vs Ragozin, Viacheslav — 0-1 — Leningrad RUS