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E20 — Romanishin, 8.cxd5
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.g3 c5 5.Nf3 cxd4 6.Nxd4 O-O 7.Bg2 d5 8.cxd5
Eval: [+0.04]
Les coups candidats
Ambassadeurs : Volkov, Sergey (90x), Moskalenko, Viktor (75x), Legemaat, Gert (52x), Herzog, Klaus (50x), Zubac, Marius (43x), Ingersol, Harry (39x), Malaniuk, Vladimir P (37x), Shirov, Alexei (36x)
Ambassadeurs : Volkov, Sergey (47x), Moskalenko, Viktor (32x), Legemaat, Gert (30x), Herzog, Klaus (27x), Salzmann, Stefan (26x), Amico, Rosario (21x), Sundqvist, Christer (20x), Khenkin, Igor (18x)
8…O-O — 11.0% (1936 parties)
Ambassadeurs : Volkov, Sergey (24x), Choroszej, Aleksander (17x), Sundqvist, Christer (15x), Herzog, Klaus (13x), Zubac, Marius (11x), Legemaat, Gert (11x), Cebalo, Miso (10x), Kantorik, Marian (10x)
8…Nc6 — 2.0% (345 parties)
Ambassadeurs : Volkov, Saveliy (7x), Volkov, Sergey (6x), Chvalovsky, Karel (5x), Moskalenko, Viktor (5x), Galyas, Miklos (5x), Krizsany, Laszlo (4x), Korinek, Jaroslav (4x), Guerrero, Alvaro (4x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…d5 8…c5 8…O-O 8…Nc6
<1800 418 55% 21% 13% 2%
1800-2200 5611 54% 29% 11% 2%
2200-2600 9336 51% 33% 12% 2%
2600+ 468 54% 32% 11% 3%
Évolution par décennie (% des parties)
Décennie N parties 8…d5 8…c5 8…O-O 8…Nc6
10s 1 100%
1930s 8 62%
1940s 18 78% 6% 11%
1950s 69 83% 16%
1960s 220 66% 29% 4%
1970s 90 53% 41% 3%
1980s 455 54% 40% 2% 0%
1990s 1788 59% 33% 3% 2%
2000s 4066 60% 22% 11% 3%
2010s 7521 52% 29% 14% 2%
2020s 3368 41% 44% 10% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…d5 52% 41% ▼ -11.1%
8…c5 29% 44% ▲ +15.6%
8…O-O 14% 10% ▼ -3.9%
8…Nc6 2% 1% ▼ -1.3%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 10 parties
Ding, Liren — 10 parties
Anand, Viswanathan — 8 parties
Ju, Wenjun — 8 parties
Tal, Mikhail — 6 parties
Karpov, Aleksandr — 6 parties
Karpov, Anatoly — 6 parties
Hou, Yifan — 5 parties
Kramnik, Vladimir — 4 parties
Euwe, Max — 3 parties
Kasparov, Garry — 3 parties
Smyslov, Vladimir — 2 parties
Gukesh D — 2 parties
Parties historiques
8…d5 — 53.0% (9327 parties)
1934 — Riumin, Nikolai vs Chekhover, Vitaly — 1/2-1/2 — Leningrad ch-URS
1938 — Euwe, Max vs Golombek, Harry — 1-0 — Hastings ENG
1939 — Landau, Salo vs Van Scheltinga, Theo — 0-1 — Amsterdam NED
1939 — Landau, Salo vs Roele Charles — 1-0 — Amsterdam NED
1939 — Burillo Landau, Dante Ramon vs Agundez Conde, Egor — 1-0 — Bournemouth
8…c5 — 30.7% (5411 parties)
11 — Blittkowsky, Ralf vs Heyvaert Philippe — 1/2-1/2 — IECC
1941 — Rahn, Kurt vs Mueller, Hans — 1/2-1/2 — Bad Oeynhausen GER
1953 — Klavins, Janis vs Tal, Mikhail — 1/2-1/2 — Latvia
1954 — Kortchnoi, V. vs Lisitsin, Gleb — 0-1 — Kiev ch-URS
1954 — Korchnoi, Viktor vs Lisitsin, Georgy — 0-1 — URS ch
8…O-O — 11.0% (1936 parties)
1940 — Kieninger, Georg vs Engert, Jonathan — 1-0 — Duesseldorf GER
1949 — Kieninger, Georg vs Engert, Immo — 1-0 — Langendreer
1964 — Martin, Ian vs Sarosy, Zoltan L — 0-1 — Scarborough CAN
1964 — Forintos, Gyozo V vs Ozsvath, Andras — 0-1 — Budapest HUN
1965 — Sanguinetti, Ricardo vs Foguelman, Alberto — 1/2-1/2 — Mar del Plata ARG
8…Nc6 — 2.0% (345 parties)
1989 — Malaniuk, Vladimir P vs Ubilava, Elizbar — 1/2-1/2 — Alma Ata KAZ
1989 — Roeschlau, Bernd vs Horvath, Tamas — 0-1 — Bad Orb op
1990 — Khenkin, Igor vs Dokhoian, Yury — 1/2-1/2 — Werfen,AUT
1990 — Krizsany, Laszlo vs Vasiljevic, Dragan — 1-0 — Kecskemet HUN
1990 — Vidonyak, Roman vs Gogichaishvili, Giorgi — 1/2-1/2 — Simferopol UKR