B85b - 9…Qc7 - Scheveningen, Classical, Main Line (1904)

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B85b — Scheveningen, Classical, Main Line (1904)
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 9.Be3 Qc7
Les coups candidats
10.Qe1 — 28.3% (1152 parties)
Ambassadeurs : Adamski, Jan (8x), Prandstetter, Eduard (7x), ? (7x), Stohl, Igor (6x), Lombard, Andre (6x), Gazik, Igor (5x), Andersson, Ulf (4x), Unzicker, Ferdinand, Dr. (4x)
10.g4 — 18.5% (753 parties)
Ambassadeurs : Stohl, Igor (5x), Polgar, Judit (4x), Suba, Mihai (4x), Jansa, Vlastimil (4x), Ree, Hans (3x), Prandstetter, Eduard (3x), Pedzich, Dominik (3x), Cernousek, Lukas (3x)
10.a4 — 18.0% (733 parties)
Ambassadeurs : Wosch, Arkadiusz (11x), Razuvaev, Yuri S (4x), Hellsten, Johan (4x), Plachetka, Jan (4x), Ftacnik, Lubomir (3x), Mainka, Romuald (3x), Rychagov, Mikhail (3x), Gutman, Lev (3x)
10.Bf3 — 17.1% (697 parties)
Ambassadeurs : Danin, Alexandre (4x), Virnik, Elena (3x), Vovk, Andriy (3x), Friedgood, David (2x), Timoscenko, Gennadij (2x), Ribli, Zoltan (2x), Sommer, Sonja (2x), Maggiolo, Sonia (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10.Qe1 10.g4 10.a4 10.Bf3
<1800 229 26% 13% 11% 24%
1800-2200 1589 27% 17% 16% 22%
2200-2600 1521 26% 23% 22% 11%
2600+ 29 14% 38% 28% 17%
Évolution par décennie (% des parties)
Décennie N parties 10.Qe1 10.g4 10.a4 10.Bf3
1950s 29 62% 3% 7% 14%
1960s 39 54% 15% — 21%
1970s 199 48% 5% 18% 13%
1980s 338 40% 6% 28% 11%
1990s 938 28% 20% 17% 16%
2000s 1360 23% 25% 19% 16%
2010s 1064 26% 16% 16% 21%
2020s 107 24% 15% 20% 26%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10.Qe1 26% 24% ▼ -1.9%
10.g4 16% 15% ▼ -0.9%
10.a4 16% 20% ▲ +3.4%
10.Bf3 21% 26% ▲ +5.0%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 6 parties
Hou, Yifan — 5 parties
Tal, Mikhail — 4 parties
Kasparov, Garry — 3 parties
Karpov, Anatoly — 2 parties
Carlsen, Magnus — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
10.Qe1 — 28.3% (1152 parties)
1950 — Wade, Robert G vs Kotov, Alexander — 0-1 — Venice ITA
1950 — Matanovic, Aleksandar vs Puc, Stojan — 1-0 — Bled SLO
1951 — Vasconcellos, Fernando O vs Bauza, Lorenzo — 1-0 — Mar del Plata ARG
1951 — Kupper, Eduard vs Pilnik, Andrej — 0-1 — Lucerne SUI
1951 — Kindij Igor vs Nedeljkovic, Srecko M — 0-1 — Sarajevo BIH
10.g4 — 18.5% (753 parties)
1959 — Hort, Vlastimil vs Pachman, Ludek — 1/2-1/2 — Bratislava SVK
1960 — ADEIGBE, Funke Olawumi vs Richter, Hildegard — 1-0 — Leipzig GER
1962 — Olafsson, Fridrik vs Stein, Leonid — 1-0 — Stockholm izt
1964 — Kholmov, Ratmir D vs Spassky, Boris V. — 1-0 — Moskou zt
1968 — Jansa, Vlastimil vs Kinnmark, Ove — 1-0 — Goteborg SWE
10.a4 — 18.0% (733 parties)
1956 — Pogats, Jozsef Jr. vs Benko, Pal — 0-1 — Budapest HUN
1958 — Poulsen, Christian vs Pedersen, Eigil — 1-0 — Herning
1971 — Lein, Andreas vs Stein, Leon Rico — 1/2-1/2 — Leningrad ch-URS
1971 — Savon, Vladimir vs Polugaevsky, Lev — 1-0 — Leningrad ch-URS
1972 — Sundin, Arvid vs Yudovich, Mikhail M — 1/2-1/2 — corr Wch7
10.Bf3 — 17.1% (697 parties)
1952 — Kucera, Jan vs Fichtl, Jiri — 1/2-1/2 — Tatranska ch CZE
1955 — Fischl, Kamilla vs Kos, Igor — 1-0 — ?
1958 — Sterner, Olof vs Kchouk, Bechir — 1/2-1/2 — Munich GER
1958 — Kaliwoda, Kurt vs Baumgartner, Walter — 1-0 — EU-M/40 corr
1960 — Payne, Roland vs Levens, David George — 1-0 — Leicester