Ambassadeurs : Oll, Lembit (5x), Leitao, Rafael (4x), Najdorf, Miguel (3x), Steiner, Lajos (3x), Taimanov, Mark (3x), Miralles, Gilles (3x), Dimitrov, Vladimir (3x), Schurade, Matthias (3x)
7…Nbd7 — 6.8% (35 parties)
Ambassadeurs : Korchnoi, Viktor (2x), Taimanov, Mark (2x), Sosonko, Gennadi (1x), Yakshevic (1x), Bolbochan, Julio (1x), Camara Dantas, Gabriel Diniz (1x), Bolbochan, J. (1x), Dantas, Neimar de Oliveira (1x)
7…Na6 — 3.3% (17 parties)
Ambassadeurs : Filipovich, David (2x), Frydman, Paulino (1x), Najdorf, Miguel (1x), Beck, Hartmuth (1x), Tabernig, Bernhard (1x), Budde, Vladimir (1x), Bergmans, Norbert (1x), Zugic, Igor (1x)
7…a5 — 2.7% (14 parties)
Ambassadeurs : Spassov, Liuben (2x), Bronstein, David I (2x), Sahl, Bjarke (2x), Popov, Luben (1x), Chachere, Lawrence (1x), Van Meter, Lester (1x), Keres, Paul Petrovich (1x), Mikhalchishin, Adrian (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
7…e6
7…Nbd7
7…Na6
7…a5
<1800
1
100%
—
—
—
1800-2200
97
82%
10%
4%
1%
2200-2600
280
87%
4%
4%
5%
2600+
12
67%
17%
17%
—
Évolution par décennie (% des parties)
Décennie
N parties
7…e6
7…Nbd7
7…Na6
7…a5
1930s
3
67%
—
33%
—
1940s
1
100%
—
—
—
1950s
6
67%
33%
—
—
1960s
8
88%
12%
—
—
1970s
32
72%
9%
—
19%
1980s
90
92%
4%
—
3%
1990s
202
91%
5%
3%
0%
2000s
104
84%
7%
5%
3%
2010s
60
73%
13%
8%
2%
2020s
5
100%
—
—
—
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
7…e6
73%
100%
▲ +26.7%
7…Nbd7
13%
0%
▼ -13.3%
7…Na6
8%
0%
▼ -8.3%
7…a5
2%
0%
▼ -1.7%
Parties historiques
7…e6 — 86.1% (440 parties)
1937 — Podhorzer, David vs Steiner, Lajos — 0-1 — Vienna AUT 1937 — Rubinstein, Simon vs Steiner, Lajos — 1/2-1/2 — Vienna AUT 1948 — Najdorf, Miguel vs Steiner, Lajos — 1-0 — Saltsjobaden SWE 1958 — Averbakh, Yuri L vs Szabo, Laszlo — 0-1 — Portoroz SLO 1959 — Averbakh, Yuri L vs Tatevosian, E. — 1-0 — Erevan ARM
7…Nbd7 — 6.8% (35 parties)
1951 — Bolbochan, Julio vs Camara Dantas, Gabriel Diniz — 1-0 — Mar del Plata zt Mar 1951 — Bolbochan, J. vs Dantas, Neimar de Oliveira — 1-0 — Mar del Plata ARG 1966 — Sosonko, Gennadi vs Yakshevic — 1-0 — Leningrad RUS 1972 — Korchnoi, Viktor vs Taimanov, Mark — 1-0 — Moscow RUS 1972 — Korchnoi, Viktor vs Taimanov, Mark — 1-0 — Moscow RUS
7…Na6 — 3.3% (17 parties)
1938 — Frydman, Paulino vs Najdorf, Miguel — 1-0 — Lodz POL 1993 — Budde, Vladimir vs Bergmans, Norbert — 1-0 — Eupen BEL 1993 — Grajales Hahn, David vs Forchert, Martin — 1/2-1/2 — GER 1995 — Beck, Hartmuth vs Tabernig, Bernhard — 1/2-1/2 — Austria 1996 — Yermolinsky, Alex vs Filipovich, David — 1-0 — Chicago, IL USA
7…a5 — 2.7% (14 parties)
1973 — Keres, Paul Petrovich vs Bronstein, David I — 1/2-1/2 — Petropolis izt 1973 — Timman, Jan H vs Bronstein, David I — 0-1 — Tallinn EST 1974 — Gligoric, Svetozar vs Vasiukov, Evgeni — 1/2-1/2 — Manila PHI 1975 — Spassov, Liuben vs Popov, Luben — 1-0 — BUL-ch 1975 — Mikhalchishin, Adrian vs Nikitin, Aleksander S — 1-0 — Riga LAT
1937 — Rubinstein, Simon vs Steiner, Lajos — 1/2-1/2 — Vienna AUT
1948 — Najdorf, Miguel vs Steiner, Lajos — 1-0 — Saltsjobaden SWE
1958 — Averbakh, Yuri L vs Szabo, Laszlo — 0-1 — Portoroz SLO
1959 — Averbakh, Yuri L vs Tatevosian, E. — 1-0 — Erevan ARM
1951 — Bolbochan, J. vs Dantas, Neimar de Oliveira — 1-0 — Mar del Plata ARG
1966 — Sosonko, Gennadi vs Yakshevic — 1-0 — Leningrad RUS
1972 — Korchnoi, Viktor vs Taimanov, Mark — 1-0 — Moscow RUS
1972 — Korchnoi, Viktor vs Taimanov, Mark — 1-0 — Moscow RUS
1993 — Budde, Vladimir vs Bergmans, Norbert — 1-0 — Eupen BEL
1993 — Grajales Hahn, David vs Forchert, Martin — 1/2-1/2 — GER
1995 — Beck, Hartmuth vs Tabernig, Bernhard — 1/2-1/2 — Austria
1996 — Yermolinsky, Alex vs Filipovich, David — 1-0 — Chicago, IL USA
1973 — Timman, Jan H vs Bronstein, David I — 0-1 — Tallinn EST
1974 — Gligoric, Svetozar vs Vasiukov, Evgeni — 1/2-1/2 — Manila PHI
1975 — Spassov, Liuben vs Popov, Luben — 1-0 — BUL-ch
1975 — Mikhalchishin, Adrian vs Nikitin, Aleksander S — 1-0 — Riga LAT