C60s — Spanish: Cozio
1.e4 e5 2.Nf3 Nc6 3.Bb5 Nge7 4.O-O
Eval: [+0.49]
Les coups candidats
Ambassadeurs : Chan, Yi Ren Daniel (12x), Gromov, Sergey Vasilievich (12x), Obukhov, Gennady (12x), García Rodríguez, Ildefonso (11x), De Greif, Boris (10x), Arkhipov, Sergey (10x), Zolnierowicz, Krzysztof (10x), Dreev, Aleksey (9x)
4…a6 — 20.8% (942 parties)
Ambassadeurs : Babarykin, Viktor Aleksandrovi (15x), Schneider, Hans-Juergen Prof Dr (12x), Schneider, Hans-J. (12x), Blatny, Pavel (11x), Mori, Roberto (8x), Tolnai, Rudolf (8x), Costa, Hermes (7x), Vio, Mauro (6x)
4…d6 — 12.6% (569 parties)
Ambassadeurs : Thorfinnsson, Bjorn (11x), Ginzburg, Maximiliano (10x), Díaz Hermida, José Luis (9x), Nitsche, Dirk, Dr. (8x), Lagerman, Robert (8x), Shipman, Walter (6x), Otero Acosta, Diasmany (6x), Vukovic, Ivo (6x)
4…Ng6 — 11.3% (513 parties)
Ambassadeurs : Csapo, Zoltan (33x), Shipman, Walter (13x), Ask, Josef (10x), Klaric, Zlatko (9x), Shipman, Joseph L (8x), Pechac, Jergus (7x), Francois, Jean Claude (6x), Walter, Ema (6x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…g6 4…a6 4…d6 4…Ng6
<1800 264 46% 32% 12% 7%
1800-2200 1567 61% 17% 11% 10%
2200-2600 1380 61% 11% 11% 17%
2600+ 45 60% 4% 36%
Évolution par décennie (% des parties)
Décennie N parties 4…g6 4…a6 4…d6 4…Ng6
1850s 1 100%
1860s 9 22% 11% 67%
1870s 2 100%
1900s 4 100%
1910s 1 100%
1920s 2 50% 50%
1930s 4 75% 25%
1940s 2 50% 50%
1950s 8 62% 12% 12% 12%
1960s 21 48% 29% 14% 5%
1970s 102 38% 28% 17% 15%
1980s 159 42% 17% 19% 19%
1990s 669 46% 21% 21% 10%
2000s 1207 51% 24% 15% 8%
2010s 1859 62% 21% 9% 7%
2020s 483 46% 13% 5% 35%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…g6 62% 46% ▼ -16.3%
4…a6 21% 13% ▼ -7.4%
4…d6 9% 5% ▼ -4.1%
4…Ng6 7% 35% ▲ +28.4%
Joueurs célèbres
Champions du monde dans cette position
Lasker, Emanuel — 2 parties
Smyslov, Vladimir — 2 parties
Karpov, Anatoly — 2 parties
Carlsen, Magnus — 2 parties
Alekhine, Alexander — 1 partie
Anand, Viswanathan — 1 partie
Kramnik, Vladimir — 1 partie
Hou, Yifan — 1 partie
Parties historiques
4…g6 — 53.5% (2423 parties)
1861 — Boden, Samuel S vs Paulsen, Louis — 0-1 — Bristol ENG
1867 — Rosenthal, Samuel vs Neumann, Gustav — 0-1 — Paris FRA
1876 — Davidson, Harel vs Roberts Trinidad, Arthur Daniel — 1/2-1/2 — Philadelphia, PA USA
1876 — Elson, Jacob vs Judd, Max — 0-1 — Philadelphia, PA USA
1902 — Capablanca, Jose vs Cusva de Corzo, Esperanza — 1-0 — Havana CUB
4…a6 — 20.8% (942 parties)
1938 — Beltikhine, E. vs Arnold Klein Mudidi — 0-1 — Nice FRA
1952 — Grivainis, Konstantin vs Dzelme, R — 1-0 — Latvian Exiles 5254
1961 — Mertens, Gabriel vs Hansen, Aage — 1-0 — Meschede
1969 — Wall, Bill vs Wall, William R — 1-0 — ?
1969 — Spassky, Boris V. vs Larsen, Benjamin Holsko — 1-0 — Palma de Majorca ESP
4…d6 — 12.6% (569 parties)
1855 — Brien, Robert vs Falkbeer, Ernst — 1-0 — London ENG
1865 — Neumann, Gustav vs Anderssen, Adolf — 0-1 — Berlin GER
1940 — Alekhine, Alexander vs Barros de Carvalho, Adson Luis — 1-0 — Lisabon
1958 — Bobkov, Aleksandr vs Khodor, Rim — 1-0 — ?
1968 — Heim, Sverre vs Olsen, Kjell M B — 1-0 — Tromsoe
4…Ng6 — 11.3% (513 parties)
1864 — Neumann, Gustav vs Anderssen, Adolf — 0-1 — Breslau GER
1864 — Schallopp, Emil vs Anderssen, Adolf — 0-1 — Berlin GER
1865 — Neumann, Gustav vs Anderssen, Adolf — 1-0 — Berlin GER
1865 — Neumann, Gustav vs Anderssen, Adolf — 1-0 — Berlin GER
1866 — MacKenzie, George H vs Delmar, Eugene — 0-1 — New York (New York CC)