Ambassadeurs : Haapasalo, Jukka-Pekka (15x), Gurevich, Dmitry (13x), Hellmann, Dieter (11x), Zaichik, Gennadi (10x), Alburt, Lev (9x), Efimov, Igor (9x), Gurgenidze, Bukhuti (7x), Christiansen, Larry (6x)
4…Bb4 — 5.6% (56 parties)
Ambassadeurs : Knezevic, Milorad (4x), Ilincic, Zlatko (2x), Petronic, Jovan (2x), Savon, Vladimir (2x), Karolczuk, Iwo (2x), Rey, Guillermo (1x), Lobo, Richard (1x), Jelen, Iztok (1x)
4…b5 — 0.6% (6 parties)
Ambassadeurs : Sturua, Nikoloz (1x), Gurgenidze, Bukhuti (1x), Ralph, Sean (1x), Niese, Peter (1x), Binas, Jindrich (1x), Hlavac, Ladislav (1x), Coyne, David W. (1x), Alves, Elisa Wisniewki (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
4…d5
4…c5
4…Bb4
4…b5
<1800
28
50%
25%
7%
7%
1800-2200
182
55%
34%
10%
1%
2200-2600
693
55%
41%
4%
0%
2600+
47
96%
4%
—
—
Évolution par décennie (% des parties)
Décennie
N parties
4…d5
4…c5
4…Bb4
4…b5
1970s
3
33%
—
33%
33%
1980s
132
3%
93%
3%
—
1990s
124
6%
88%
6%
—
2000s
112
9%
79%
7%
—
2010s
243
67%
24%
6%
2%
2020s
395
90%
5%
5%
—
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
4…d5
67%
90%
▲ +23.0%
4…c5
24%
5%
▼ -19.3%
4…Bb4
6%
5%
-0.4%
4…b5
2%
0%
▼ -2.1%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 1 partie Karpov, Anatoly — 1 partie Gukesh D — 1 partie
Parties historiques
4…d5 — 53.6% (541 parties)
1978 — Podgaets, Mikhail vs Lutikov, Anatoly S — 1/2-1/2 — Kutaisi 1983 — Mozny, Milos vs Damljanovic, Branko — 1-0 — Prague CZE 1986 — Adrian, Claude vs Giffard, Nicolas — 1-0 — Epinal ch-FRA 1987 — Koch, Wolfgang Max, Dr. vs Cordsen, Heinrich — 1-0 — Dortmund open 1989 — Stone, Raymond vs Szmetan, Ricardo — 1/2-1/2 — Philadelphia, PA USA
4…c5 — 39.3% (397 parties)
1980 — Peters, Antonius P H vs Marklund, Egon — 1-0 — ? 1981 — Gulko, Boris vs Gurgenidze, Bukhuti — 1-0 — Volgodonsk 1981 — Kharitonov, Andrei vs Gurgenidze, Bukhuti — 1-0 — Volgodonsk 1981 — Petronic, Jovan vs Paunovic, Tomislav — 0-1 — Arandjelovac 1981 — Anstad, Tor vs Paunovic, Dragan — 1/2-1/2 — Odenthal Eikamp
4…Bb4 — 5.6% (56 parties)
1978 — Moehring, Guenther vs Peresypkin, Alexey — 1-0 — Strbske Pleso 1981 — Jelen, Iztok vs Knezevic, Milorad — 1/2-1/2 — Borovo 1984 — Schmidt, Aaron Joel vs Staniszewski, Pawel — 1/2-1/2 — Poland 1985 — Rey, Guillermo vs Lobo, Richard — 0-1 — San Francisco, CA USA 1988 — Duesterwald, Marc vs Herrmann, Michael — 1/2-1/2 — Dortmund open
4…b5 — 0.6% (6 parties)
1978 — Sturua, Nikoloz vs Gurgenidze, Bukhuti — 1/2-1/2 — Kutaisi 2011 — Coyne, David W. vs Alves, Elisa Wisniewki — 1/2-1/2 — ICCF 2012 — Ralph, Sean vs Niese, Peter — 1/2-1/2 — ICCF 2013 — Binas, Jindrich vs Hlavac, Ladislav — 1-0 — ICCF 2013 — Germanes, Ramil vs Hlavacek, Ladislav — 1-0 — LSS
Karpov, Anatoly — 1 partie
Gukesh D — 1 partie
1983 — Mozny, Milos vs Damljanovic, Branko — 1-0 — Prague CZE
1986 — Adrian, Claude vs Giffard, Nicolas — 1-0 — Epinal ch-FRA
1987 — Koch, Wolfgang Max, Dr. vs Cordsen, Heinrich — 1-0 — Dortmund open
1989 — Stone, Raymond vs Szmetan, Ricardo — 1/2-1/2 — Philadelphia, PA USA
1981 — Gulko, Boris vs Gurgenidze, Bukhuti — 1-0 — Volgodonsk
1981 — Kharitonov, Andrei vs Gurgenidze, Bukhuti — 1-0 — Volgodonsk
1981 — Petronic, Jovan vs Paunovic, Tomislav — 0-1 — Arandjelovac
1981 — Anstad, Tor vs Paunovic, Dragan — 1/2-1/2 — Odenthal Eikamp
1981 — Jelen, Iztok vs Knezevic, Milorad — 1/2-1/2 — Borovo
1984 — Schmidt, Aaron Joel vs Staniszewski, Pawel — 1/2-1/2 — Poland
1985 — Rey, Guillermo vs Lobo, Richard — 0-1 — San Francisco, CA USA
1988 — Duesterwald, Marc vs Herrmann, Michael — 1/2-1/2 — Dortmund open
2011 — Coyne, David W. vs Alves, Elisa Wisniewki — 1/2-1/2 — ICCF
2012 — Ralph, Sean vs Niese, Peter — 1/2-1/2 — ICCF
2013 — Binas, Jindrich vs Hlavac, Ladislav — 1-0 — ICCF
2013 — Germanes, Ramil vs Hlavacek, Ladislav — 1-0 — LSS