E77a — Four Pawns Attack
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Be2
Les coups candidats
Ambassadeurs : Martz, William (20x), Uhlmann, Wolfgang (20x), Bertok, Mario Jr. (12x), Kock, Hans-Uwe (12x), Balta, Mihai Victor (12x), Pomar Salamanca, Arturo (10x), Nilson, Bjørn Lund (10x), Bisguier, Arthur B (9x)
6…e5 — 9.3% (163 parties)
Ambassadeurs : De Coverly, Roger D (5x), Portisch, Ferenc (3x), Gabunov, Fail (3x), Michalski, Daniel (3x), Bertok, Mario Jr. (2x), Savon, Vladimir A (2x), Segal, Alexandru Sorin (2x), Baljon, Christofoor (2x)
6…Na6 — 7.8% (136 parties)
Ambassadeurs : Szeles, Karoly (6x), Magyar, Andras (3x), Darrigues, Alain (3x), Norri, Joose (3x), Bozzi, Gianni Moritz (2x), Horber, Jean-Marc (2x), Kraft, Philippe (2x), Alava, Mikko (2x)
6…Nbd7 — 5.3% (93 parties)
Ambassadeurs : Zimmermann, Kleber Renato P. (4x), Bousios, Hristos (2x), Aldrich, Je (2x), Darrigues, Alain (2x), Torres Tur, Juan (2x), Kadonas, Kestutis (2x), Nasriddinzoda, Marvorii (2x), Khokhlova, Daria (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…c5 6…e5 6…Na6 6…Nbd7
<1800 84 56% 15% 10% 6%
1800-2200 645 64% 11% 10% 8%
2200-2600 306 77% 7% 14% 1%
Évolution par décennie (% des parties)
Décennie N parties 6…c5 6…e5 6…Na6 6…Nbd7
1920s 8 62%
1930s 2 50%
1940s 1
1950s 72 90% 8% 1%
1960s 215 91% 6% 0%
1970s 114 83% 10% 4%
1980s 99 82% 11% 3%
1990s 362 65% 10% 13% 6%
2000s 408 66% 8% 10% 6%
2010s 418 63% 11% 10% 8%
2020s 46 54% 15% 13% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…c5 63% 54% ▼ -9.0%
6…e5 11% 15% ▲ +4.0%
6…Na6 10% 13% ▲ +3.2%
6…Nbd7 8% 7% ▼ -1.4%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 5 parties
Parties historiques
6…c5 — 70.9% (1237 parties)
1925 — Rabinovich, Ilya Mar vs Torre, Carlos Repetto — 1/2-1/2 — Baden-Baden it, GER
1925 — Rabinovich, Ilya Mar vs Carlos Torre Repetto — 1/2-1/2 — Baden Baden DEU
1925 — Rabinovich, Ilya Mar vs De La Torre Huertas, Carlos — 1/2-1/2 — Baden-Baden GER
1926 — Gooding, William vs Wheatcroft, George — 0-1 — Edinburgh SCO
1928 — Alderete Ureta, Lucia vs De Souza Mendes, Joao — 0-1 — Mar del Plata ARG
6…e5 — 9.3% (163 parties)
1954 — Rabar, Bakhtyar Hamasaleh vs Nielsen, Palle — 1-0 — Amsterdam olm
1954 — Fuderer, Andrija vs Mulcahy, Edmond — 1/2-1/2 — Munich GER
1955 — Negyesy, Gyorgy vs Dely, Peter — 0-1 — ?
1955 — Van Hoorne, F vs Purdy, John S — 0-1 — Antwerp BEL
1956 — Jezek, Jaroslav vs Uhlmann, Wolfgang — 0-1 — Marianske Lazne
6…Na6 — 7.8% (136 parties)
1991 — Bozzi, Gianni Moritz vs Zaninotto, Franco — 1-0 — Chiasso
1991 — Hibma, Jan vs Van Laatum, Gozewijn — 0-1 — Dieren NED
1991 — Hjelmas, Lars vs Burgess, Graham K — 1/2-1/2 — Gausdal NOR
1991 — Bragg, David vs Griego, David — 1/2-1/2 — Philadelphia, PA USA
1991 — Bisguier, Arthur B vs McDonnell, Gerard — 1-0 — New York, NY USA
6…Nbd7 — 5.3% (93 parties)
1955 — Negyesy, Gyorgy vs Ozsvath, Andras — 1-0 — Budapest HUN
1966 — Pellegrino Jean vs Ferry, Roger — 1/2-1/2 — Grenoble FRA
1970 — Nouisseri vs Durhuus, Kari O. — 1-0 — Siegen GER
1973 — Pelikan, Jorge vs Jovanovich, Mocile — 1/2-1/2 — Santa Fe
1975 — Bergaglio, R. vs Islas, G — 0-1 — Pinamar ARG