Ambassadeurs : Koch, Hans-Georg (19x), Adamski, Jan (5x), Buljovcic, Ivan (3x), Limayo, Edgardo V (3x), Priebe, Ralf (3x), Kantans, Toms (3x), Gschnitzer, Oswald, Dr. (3x), Baranowski, Tadeusz (3x)
4.b4 — 33.2% (442 parties)
Ambassadeurs : Angelov, Rumen (6x), Martinovic, Slobodan (5x), Valdes Romero, Leonardo (5x), Jurek, Josef (3x), Brooks, Mark (3x), McNab, Colin A (3x), Gomez Esteban, Juan Mario (3x), Narkun, Michal (3x)
Ambassadeurs : Pithart, Frantisek (2x), Flohr, Salo (2x), Wenner, Tobias (2x), Gomes, Mary Ann (2x), Florian, Jaromir (1x), Cafferty, Bernard (1x), Lee, Paak Hei (1x), Petrosian, Tigran A. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
4.Bg2
4.b4
4.e3
4.d3
<1800
40
42%
28%
15%
12%
1800-2200
472
42%
34%
12%
11%
2200-2600
542
43%
38%
12%
6%
2600+
29
14%
24%
62%
—
Évolution par décennie (% des parties)
Décennie
N parties
4.Bg2
4.b4
4.e3
4.d3
1930s
1
100%
—
—
—
1940s
2
100%
—
—
—
1950s
11
45%
—
—
55%
1960s
15
60%
—
27%
13%
1970s
24
38%
21%
29%
12%
1980s
48
40%
44%
8%
8%
1990s
213
48%
34%
9%
8%
2000s
311
42%
37%
11%
9%
2010s
573
45%
31%
15%
10%
2020s
132
39%
37%
17%
6%
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
4.Bg2
45%
39%
▼ -5.3%
4.b4
31%
37%
▲ +6.1%
4.e3
15%
17%
▲ +2.0%
4.d3
10%
6%
▼ -3.5%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 2 parties Ju, Wenjun — 1 partie Anand, Viswanathan — 1 partie
Parties historiques
4.Bg2 — 44.0% (585 parties)
1936 — Kashdan, Isaac vs Horowitz, Albert Israel — 0-1 — Philadelphia, PA USA 1940 — Stapp, Jesse William vs Steiner, Herman — 0-1 — Dallas, TX USA 1941 — Liebstein, Arturo vs Eliskases, Erich — 0-1 — Montevideo URU 1954 — Korchnoi, Viktor vs Flohr, Salo — 0-1 — Erevan ARM 1955 — Geller, Efim P. vs Mikenas, Vladas — 1-0 — Moskou ch-URS
4.b4 — 33.2% (442 parties)
1970 — Larsen, Benjamin Holsko vs Portisch, Lajos — 1/2-1/2 — Palma de Mallorca izt 1977 — Webb, Simon vs Farago, Ivan — 0-1 — Hastings ENG 1977 — Mestel, A Jonathan vs Vera Gonzalez-Quevedo, Reynaldo — 1-0 — Groningen NED 1978 — Masculo, Jose vs Kraidman, Yair — 1/2-1/2 — Londen open 1978 — Barbeau, Sylvain vs Pageau, Roger — 1/2-1/2 — Montreal CAN
4.e3 — 13.1% (174 parties)
1964 — Bilek, Istvan vs Schweber, Samuel — 1-0 — Tel Aviv ISR 1968 — Rouverol, Guy vs Saint Bonnet, Guy — 0-1 — Charbonnieres 1969 — Polugaevsky, Lev vs Gerusel, Mathias — 1/2-1/2 — Buesum 1969 — Polugaevsky, Lev vs Gerusel, Mathias — 1/2-1/2 — It Buesum GER 1973 — Polugaevsky, Lev vs Portisch, Lajos — 1-0 — Petropolis izt
4.d3 — 9.2% (123 parties)
1955 — Pithart, Frantisek vs Florian, Jaromir — 1-0 — Prague CZE 1955 — Petrosian, Tigran A. vs Flohr, Salo — 1/2-1/2 — Moskou ch-URS 1955 — Petrosian, Tigran V. vs Flohr, Salo — 1/2-1/2 — Moscu URRS ch 1955 — Pithart, Frantisek vs Rejfir, Josef — 1-0 — Prague CZE 1955 — Behrensen, Jorge vs Sanguinetti Lopez, Jose Pablo — 1/2-1/2 — Buenos Aires ARG
Ju, Wenjun — 1 partie
Anand, Viswanathan — 1 partie
1940 — Stapp, Jesse William vs Steiner, Herman — 0-1 — Dallas, TX USA
1941 — Liebstein, Arturo vs Eliskases, Erich — 0-1 — Montevideo URU
1954 — Korchnoi, Viktor vs Flohr, Salo — 0-1 — Erevan ARM
1955 — Geller, Efim P. vs Mikenas, Vladas — 1-0 — Moskou ch-URS
1977 — Webb, Simon vs Farago, Ivan — 0-1 — Hastings ENG
1977 — Mestel, A Jonathan vs Vera Gonzalez-Quevedo, Reynaldo — 1-0 — Groningen NED
1978 — Masculo, Jose vs Kraidman, Yair — 1/2-1/2 — Londen open
1978 — Barbeau, Sylvain vs Pageau, Roger — 1/2-1/2 — Montreal CAN
1968 — Rouverol, Guy vs Saint Bonnet, Guy — 0-1 — Charbonnieres
1969 — Polugaevsky, Lev vs Gerusel, Mathias — 1/2-1/2 — Buesum
1969 — Polugaevsky, Lev vs Gerusel, Mathias — 1/2-1/2 — It Buesum GER
1973 — Polugaevsky, Lev vs Portisch, Lajos — 1-0 — Petropolis izt
1955 — Petrosian, Tigran A. vs Flohr, Salo — 1/2-1/2 — Moskou ch-URS
1955 — Petrosian, Tigran V. vs Flohr, Salo — 1/2-1/2 — Moscu URRS ch
1955 — Pithart, Frantisek vs Rejfir, Josef — 1-0 — Prague CZE
1955 — Behrensen, Jorge vs Sanguinetti Lopez, Jose Pablo — 1/2-1/2 — Buenos Aires ARG