Ambassadeurs : Shamkovich, Leonid (2x), Petursson, Margeir (2x), Lieb, Harald (2x), Frolik, Martin (2x), Paunovic, Tomislav (2x), Kosic, Dragan (2x), Trapl, Jindrich (1x), Nun, Josef (1x)
9…Ng4 — 14.6% (94 parties)
Ambassadeurs : Andersson, Ulf (3x), Hernandez Onna, Roman (3x), Szigeti, Miklos (2x), Barcza, Gedeon (2x), Minev, Nikolay N (2x), Taimanov, Mark (2x), Wilder, Michael (2x), Carvalho, Guillermo (2x)
9…Bg4 — 6.3% (41 parties)
Ambassadeurs : Shamkovich, Leonid (1x), Yurkov, Vladimir (1x), Hybl, Jaroslav (1x), Plachetka, Jan (1x), Taimanov, Mark (1x), Ghitescu, Theodor (1x), Lengyel, Levente (1x), Grabczewski, Romuald (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
9…c4
9…cxd4
9…Ng4
9…Bg4
<1800
6
50%
17%
—
—
1800-2200
186
57%
22%
10%
4%
2200-2600
333
60%
17%
12%
8%
2600+
10
100%
—
—
—
Évolution par décennie (% des parties)
Décennie
N parties
9…c4
9…cxd4
9…Ng4
9…Bg4
1930s
10
20%
—
40%
—
1940s
2
100%
—
—
—
1950s
6
17%
—
50%
—
1960s
16
19%
6%
44%
25%
1970s
50
54%
20%
14%
12%
1980s
116
53%
13%
20%
10%
1990s
143
59%
20%
12%
6%
2000s
152
55%
20%
12%
5%
2010s
122
61%
17%
11%
3%
2020s
29
86%
10%
3%
—
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
9…c4
61%
86%
▲ +24.7%
9…cxd4
17%
10%
▼ -6.9%
9…Ng4
11%
3%
▼ -7.2%
9…Bg4
3%
0%
▼ -3.3%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 3 parties Lasker, Emanuel — 1 partie Tal, Mikhail — 1 partie
Parties historiques
9…c4 — 56.3% (364 parties)
1935 — Weissgerber, Gerhard vs Michel, Paul — 0-1 — Saarbruecken 1939 — Raud, Ilmar vs Acebey Michel, Veroska — 1/2-1/2 — Buenos Aires ARG 1949 — Levenfish, Grigory vs Koblencs, Alexander — 1/2-1/2 — Leningrad RUS 1949 — Dubinin, Peter vs Krogius, Nikolai V — 1-0 — Leningrad RUS 1956 — Brameyer, Hermann vs Rautenstrauch, Hans Hubert — 1-0 — Eisenach
9…cxd4 — 16.9% (109 parties)
1962 — Trapl, Jindrich vs Nun, Josef — 1/2-1/2 — Jablonec 1970 — Spassky, Boris V. vs Yanofsky, Daniel Abraham — 1-0 — Siegen GER 1971 — Ghitescu, Theodor vs Kort, Jacob — 1-0 — Amsterdam NED 1972 — Giterman, Shlomo vs Ubilava, Elizbar — 0-1 — Moscow RUS 1973 — Wright, Daniel vs Edwards, L Alan — 1/2-1/2 — Eastborne ch-BCF
9…Ng4 — 14.6% (94 parties)
1935 — Flohr, Salo vs Lasker, Emanuel — 1/2-1/2 — Moscow RUS 1935 — Balogh, Janos vs Nielsen, Julius — 1/2-1/2 — IFSB EU-OL fin 1936 — Szigeti, Miklos vs Dyckhoff, Eduard — 0-1 — corr 1936-38 1936 — Szigeti, Miklos vs Barcza, Gedeon — 1/2-1/2 — Budapest HUN 1957 — Zhukhovitsky, Samuel vs Aronin, Lev — 1/2-1/2 — Leningrad RUS
9…Bg4 — 6.3% (41 parties)
1961 — Lengyel, Levente vs Grabczewski, Romuald — 1-0 — Warsaw POL 1962 — Hybl, Jaroslav vs Plachetka, Jan — 0-1 — Jablonec 1962 — Taimanov, Mark vs Ghitescu, Theodor — 1/2-1/2 — Marianske Lazne 1963 — Shamkovich, Leonid vs Yurkov, Vladimir — 1-0 — Moscow RUS 1970 — Garcia Rodriguez, Raimundo vs Ordonez, JA. — 1-0 — Cordoba ARG
Lasker, Emanuel — 1 partie
Tal, Mikhail — 1 partie
1939 — Raud, Ilmar vs Acebey Michel, Veroska — 1/2-1/2 — Buenos Aires ARG
1949 — Levenfish, Grigory vs Koblencs, Alexander — 1/2-1/2 — Leningrad RUS
1949 — Dubinin, Peter vs Krogius, Nikolai V — 1-0 — Leningrad RUS
1956 — Brameyer, Hermann vs Rautenstrauch, Hans Hubert — 1-0 — Eisenach
1970 — Spassky, Boris V. vs Yanofsky, Daniel Abraham — 1-0 — Siegen GER
1971 — Ghitescu, Theodor vs Kort, Jacob — 1-0 — Amsterdam NED
1972 — Giterman, Shlomo vs Ubilava, Elizbar — 0-1 — Moscow RUS
1973 — Wright, Daniel vs Edwards, L Alan — 1/2-1/2 — Eastborne ch-BCF
1935 — Balogh, Janos vs Nielsen, Julius — 1/2-1/2 — IFSB EU-OL fin
1936 — Szigeti, Miklos vs Dyckhoff, Eduard — 0-1 — corr 1936-38
1936 — Szigeti, Miklos vs Barcza, Gedeon — 1/2-1/2 — Budapest HUN
1957 — Zhukhovitsky, Samuel vs Aronin, Lev — 1/2-1/2 — Leningrad RUS
1962 — Hybl, Jaroslav vs Plachetka, Jan — 0-1 — Jablonec
1962 — Taimanov, Mark vs Ghitescu, Theodor — 1/2-1/2 — Marianske Lazne
1963 — Shamkovich, Leonid vs Yurkov, Vladimir — 1-0 — Moscow RUS
1970 — Garcia Rodriguez, Raimundo vs Ordonez, JA. — 1-0 — Cordoba ARG