Ambassadeurs : Jonkman, Harmen (7x), Nogueiras Santiago, Jesus (5x), Dao, Thien Hai (5x), Gleizerov, Evgeny (4x), Vera Gonzalez-Quevedo, Reynaldo (4x), Cosma, Ioan (4x), Danielian, Elina (4x), Nadirjanova, Nodira (4x)
9.a3 — 25.9% (144 parties)
Ambassadeurs : Tomczak, Jacek (3x), Euwe, Max (2x), Rashkovsky, Nukhim N (2x), Radulov, Ivan (2x), Raetsky, Alexander (2x), Kharlov, Andrei (2x), Kramnik, Vladimir (2x), Ederer, Karel (2x)
9.Nbd2 — 6.5% (36 parties)
Ambassadeurs : Lautier, Joel (2x), Sadler, Matthew D (2x), Wojtkiewicz, Aleksander (2x), Epishin, Vladimir (1x), Meister, Jakob (1x), Blagojevic, Dragisa (1x), Djukic, Zeljko (1x), Degerman, Lars (1x)
9.Rd1 — 5.6% (31 parties)
Ambassadeurs : Beydullayeva, Govhar (2x), Isgro Thomas R (1x), Pereira Stephen (1x), Carpentier, Pierre (1x), Fontaine, Robert (1x), Ehlvest, Jaan (1x), Garcia Munoz, Juan Jose (1x), Bechler Falk Michael (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
9.e4
9.a3
9.Nbd2
9.Rd1
<1800
3
67%
—
—
33%
1800-2200
65
55%
22%
—
11%
2200-2600
383
58%
28%
7%
4%
2600+
44
52%
20%
16%
9%
Évolution par décennie (% des parties)
Décennie
N parties
9.e4
9.a3
9.Nbd2
9.Rd1
1920s
1
—
100%
—
—
1930s
3
—
100%
—
—
1940s
4
25%
75%
—
—
1950s
2
50%
50%
—
—
1960s
6
67%
17%
—
—
1970s
4
75%
25%
—
—
1980s
31
61%
26%
3%
—
1990s
141
66%
18%
11%
2%
2000s
188
64%
19%
9%
4%
2010s
145
50%
33%
3%
11%
2020s
31
19%
55%
—
16%
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
9.e4
50%
19%
▼ -31.0%
9.a3
33%
55%
▲ +21.7%
9.Nbd2
3%
0%
▼ -2.8%
9.Rd1
11%
16%
▲ +5.1%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 3 parties Euwe, Max — 2 parties Anand, Viswanathan — 2 parties Kasparov, Garry — 2 parties Ju, Wenjun — 2 parties Karpov, Anatoly — 1 partie
Parties historiques
9.e4 — 57.6% (320 parties)
1941 — Reinfeld, Fred vs Santasiere, Anthony — 1/2-1/2 — Ventnor City 1959 — Furman, Semyon vs Suetin, Ilya D — 0-1 — Tallinn EST 1960 — Averbakh, Yuri L vs Suetin, Alexey S — 1/2-1/2 — Leningrad ch-URS 1965 — Lengyel, Agnes vs Foldi, Istvan Sr. — 1/2-1/2 — Budapest HUN 1966 — Malich, Burkhard, Dr. vs Barczay, Laszlo — 1/2-1/2 — Sombor
9.a3 — 25.9% (144 parties)
1927 — Buerger, Victor vs Bogoljubow, Efim — 1/2-1/2 — London ENG 1934 — Podhorzer, David vs Rosenberger, Coelestin — 1-0 — Vienna AUT 1935 — Ahues, Carl vs Roedl, Ludwig — 1-0 — Bad Nauheim 1937 — Stahlberg, Gideon vs Fine, Reuben — 1/2-1/2 — Goteborg SWE 1940 — Muhring, Willem Jan vs Euwe, Max — 1/2-1/2 — Rotterdam NED
9.Nbd2 — 6.5% (36 parties)
1988 — Epishin, Vladimir vs Meister, Jakob — 1/2-1/2 — Barnaul 1992 — Lautier, Joel vs Dorfman, Iossif — 0-1 — Barcelona ESP 1993 — Blagojevic, Dragisa vs Djukic, Zeljko — 1/2-1/2 — Yugoslavia 1993 — Polgar, Susan vs Anand, Viswanathan — 1/2-1/2 — Monte Carlo MNC 1995 — Korchnoi, Viktor vs Lautier, Joel — 0-1 — Parijs rapid
9.Rd1 — 5.6% (31 parties)
1990 — Ehlvest, Jaan vs Garcia Munoz, Juan Jose — 1-0 — Seville ESP 1996 — Isgro Thomas R vs Pereira Stephen — 1-0 — EKTH-165 1996 — Carpentier, Pierre vs Fontaine, Robert — 0-1 — France 2000 — Sumets, Andrey vs Skliar, Andrey — 1-0 — Sevastopol UKR 2001 — Bechler Falk Michael vs Kleine, Joachim — 1-0 — ?
Euwe, Max — 2 parties
Anand, Viswanathan — 2 parties
Kasparov, Garry — 2 parties
Ju, Wenjun — 2 parties
Karpov, Anatoly — 1 partie
1959 — Furman, Semyon vs Suetin, Ilya D — 0-1 — Tallinn EST
1960 — Averbakh, Yuri L vs Suetin, Alexey S — 1/2-1/2 — Leningrad ch-URS
1965 — Lengyel, Agnes vs Foldi, Istvan Sr. — 1/2-1/2 — Budapest HUN
1966 — Malich, Burkhard, Dr. vs Barczay, Laszlo — 1/2-1/2 — Sombor
1934 — Podhorzer, David vs Rosenberger, Coelestin — 1-0 — Vienna AUT
1935 — Ahues, Carl vs Roedl, Ludwig — 1-0 — Bad Nauheim
1937 — Stahlberg, Gideon vs Fine, Reuben — 1/2-1/2 — Goteborg SWE
1940 — Muhring, Willem Jan vs Euwe, Max — 1/2-1/2 — Rotterdam NED
1992 — Lautier, Joel vs Dorfman, Iossif — 0-1 — Barcelona ESP
1993 — Blagojevic, Dragisa vs Djukic, Zeljko — 1/2-1/2 — Yugoslavia
1993 — Polgar, Susan vs Anand, Viswanathan — 1/2-1/2 — Monte Carlo MNC
1995 — Korchnoi, Viktor vs Lautier, Joel — 0-1 — Parijs rapid
1996 — Isgro Thomas R vs Pereira Stephen — 1-0 — EKTH-165
1996 — Carpentier, Pierre vs Fontaine, Robert — 0-1 — France
2000 — Sumets, Andrey vs Skliar, Andrey — 1-0 — Sevastopol UKR
2001 — Bechler Falk Michael vs Kleine, Joachim — 1-0 — ?