A43m —
1.d4 c5 2.d5 Nf6 3.Nf3 g6
Eval: [+0.76]
Les coups candidats
Ambassadeurs : Gheorghiu, Florin (22x), Gdanski, Jacek (19x), Vuckovic, Bojan (17x), Cebalo, Miso (15x), Velimirovic, Dragoljub (15x), Hodgson, Julian M (12x), Franco Ocampos, Zenon (12x), Kovacevic, Slobodan (10x)
Ambassadeurs : Gheorghiu, Florin (10x), Velimirovic, Dragoljub (9x), Erdelyi, Tamas Dr (9x), Huss, Andreas (8x), Barlov, Dragan (8x), Minasian, Artashes (7x), Franco Ocampos, Zenon (7x), Bellon Lopez, Juan Manuel (6x)
4.g3 — 5.7% (182 parties)
Ambassadeurs : Epishin, Vladimir (3x), Arkell, Keith C (2x), Romanishin, Oleg M (2x), Pereyra Arcija, Diego (2x), Abramovic, Bosko (2x), Ozturk Orenli, Kubra (2x), Gilg, Karl (1x), Zinner, Emil (1x)
4.Bg5 — 0.4% (13 parties)
Ambassadeurs : Vallejo Diaz, Javier (1x), Gallart Zafra, Jaume (1x), Pescio Suau, Sergio (1x), Estay Torreblanca, Oscar (1x), Weijs, Harry (1x), Trueman, Francis (1x), Safai, Pejman (1x), Mohamed Moussa, Osama (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.Nc3 4.c4 4.g3 4.Bg5
<1800 39 33% 51% 10% 3%
1800-2200 834 46% 44% 9% 1%
2200-2600 2013 66% 29% 4% 0%
2600+ 29 86% 10%
Évolution par décennie (% des parties)
Décennie N parties 4.Nc3 4.c4 4.g3 4.Bg5
1920s 1 100%
1930s 3 33% 67%
1940s 2 50% 50%
1950s 4 50% 25% 25%
1960s 24 58% 42%
1970s 33 52% 36% 6%
1980s 362 62% 34% 4%
1990s 927 57% 37% 5% 0%
2000s 884 61% 33% 5% 1%
2010s 844 56% 36% 7% 0%
2020s 130 68% 24% 6% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.Nc3 56% 68% ▲ +12.1%
4.c4 36% 24% ▼ -11.8%
4.g3 7% 6% ▼ -1.3%
4.Bg5 0% 1% +0.4%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 8 parties
Ding, Liren — 2 parties
Lasker, Emanuel — 1 partie
Botvinnik, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
4.Nc3 — 58.6% (1884 parties)
1955 — Ajanski, Jordan S vs Bobekov, Radko — 0-1 — Sofia BUL
1957 — Klaman, K. vs Kortchnoi, V. — 1/2-1/2 — Moskou ch-URS
1960 — Botvinnik, Mikhail vs Schmid, Lothar — 1-0 — Leipzig [Fritz
1961 — Lengyel, Laszlo vs Szabo, Ladislav — 0-1 — Budapest ch-HUN
1962 — Malich, Burkhard, Dr. vs Muehlberg, Siegfried — 1/2-1/2 — Gera GER
4.c4 — 34.7% (1114 parties)
1924 — Barnes Barnes, Ann Magnolia vs Lasker, Emanuel — 1-0 — Detroit, MI USA
1932 — Rossolimo, Nicolas vs Blum, Oscar — 0-1 — Paris FRA
1941 — Koska, Jiri vs Hromadka, Karel — 1-0 — Brno zupni sjezd
1955 — Shestoperov, Aleksej vs Kots, Yuri I — 0-1 — Moscow RUS
1961 — Fuster, Geza vs Siklos, Alex Sandor — 0-1 — Brockville
4.g3 — 5.7% (182 parties)
1930 — Hoenlinger, Baldur vs Gruenfeld, Ernst — 1/2-1/2 — Gyor
1933 — Gilg, Karl vs Zinner, Emil — 0-1 — Moravska Ostrava
1948 — Kulzinski, Nikolaj vs Udovcic, Mijo — 0-1 — Belgrade SRB
1953 — Barda, Olaf vs Spassky, Boris V. — 0-1 — Bucharest ROU
1975 — Blocker, Calvin vs Sprague, Ross — 1-0 — Cleveland, OH USA
4.Bg5 — 0.4% (13 parties)
1995 — Safai, Pejman vs Mohamed Moussa, Osama — 0-1 — Madras zt Madras IND
1998 — Pescio Suau, Sergio vs Estay Torreblanca, Oscar — 1-0 — Santiago open
1998 — Weijs, Harry vs Trueman, Francis — 1-0 — Winnipeg CAN
1999 — Vallejo Diaz, Javier vs Gallart Zafra, Jaume — 1-0 — Oropesa del Mar ESP
2000 — Loeber, Roderick vs Sprangers, Remco — 1-0 — Soest NED