Archives des E20 - 4.g3 c5 5.Nf3 cxd4 6.Nxd4 O-O 7.Bg2 d5 8.cxd5 - Romanishin, 8.cxd5 [+0.04]

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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)

8…c5 — 30.7% (5411 parties) →

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

Nimzo-Indian: Romanishin, 8.cxd5

Coups: 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.g3 c5 5.Nf3 cxd4 6.Nxd4 O-O 7.Bg2 d5 8.cxd5

Partie
1948 It (Men) Mar Del Plata ARG – Round 14 – Castillo Larenas, Mariano – 1-0 – Najdorf, Miguel – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Nf3 d5 6. Bg2 c6 7. O-O Nbd7 8. Qb3 Be7 9. cxd5 exd5 10. Bf4 Nb6

1948 It (Men) Mar Del Plata ARG – Round 14 – Castillo Larenas, Mariano – 1-0 – Najdorf, Miguel – G7