A56t - 3.d5 e5 4.Nc3 d6 5.e4 Be7 6.g3 O-O 7.Bg2 Ne8 - Czech

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A56t — Czech
1.d4 Nf6 2.c4 c5 3.d5 e5 4.Nc3 d6 5.e4 Be7 6.g3 O-O 7.Bg2 Ne8
Les coups candidats
8.Nge2 — 86.2% (494 parties)
Ambassadeurs : Liublinsky, Victor (8x), Kristol, Luba (6x), Veinger, Itzhak (6x), Manolov, Ivan (6x), Miles, Anthony J (5x), Schaefer, Anke (4x), Zakharevich, Igor (4x), Lilienthal, Andor (3x)
8.Nf3 — 8.0% (46 parties)
Ambassadeurs : Hort, Vlastimil (2x), Honfi, K. (2x), Saigin, Vladimir (1x), Liublinsky, Victor (1x), Kotov Lundqvist, Alex (1x), Kholmov, Ratmir D (1x), O'Riordan, Kenneth (1x), Ornithopoulos, Nikolaos (1x)
8.h4 — 2.1% (12 parties)
Ambassadeurs : Allen Abhilash (2x), Minev, Nikolay N (1x), Popov, Luben (1x), Myers, Jevonne (1x), Ciornei, Dragos, Dr. (1x), Allen, Andrew (1x), Pizzato, Charles (1x), Babula, Vlastimil (1x)
8.f4 — 1.4% (8 parties)
Ambassadeurs : Szukszta, Janus (1x), Golovko, Nikolay Grigorievic (1x), Averkin, Orest (1x), Yukhtman, Yakov (1x), Tyrtania, Maximilian (1x), Rosmann, Ilja (1x), Kozek, Wojciech (1x), Pertkiewicz, L. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.Nge2 8.Nf3 8.h4 8.f4
<1800 5 40% 20% 20% 20%
1800-2200 124 88% 5% 2% —
2200-2600 304 87% 9% 2% 1%
2600+ 6 50% — 17% —
Évolution par décennie (% des parties)
Décennie N parties 8.Nge2 8.Nf3 8.h4 8.f4
1920s 1 100% — — —
1930s 1 100% — — —
1940s 12 83% 17% — —
1950s 11 100% — — —
1960s 34 79% 18% — 3%
1970s 35 83% 6% 3% 3%
1980s 62 85% 10% — —
1990s 125 86% 7% 4% 2%
2000s 132 86% 7% 2% 2%
2010s 147 88% 8% 1% 1%
2020s 13 92% — 8% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.Nge2 88% 92% ▲ +4.6%
8.Nf3 8% 0% ▼ -8.2%
8.h4 1% 8% ▲ +6.3%
8.f4 1% 0% ▼ -0.7%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Aleksandr — 1 partie
Parties historiques
8.Nge2 — 86.2% (494 parties)
1922 — Becker, Albert vs Gruenfeld, Ernst — 1-0 — Vienna AUT
1939 — Grau, Roberto G vs Czerniak, Magdalena — 1/2-1/2 — Buenos Aires ARG
1941 — Stahlberg, Gideon vs Michel, Paul — 1-0 — Buenos Aires ARG
1941 — Stahlberg, Gideon vs Acebey Michel, Veroska — 1-0 — Buenos Aires ARG
1945 — Poliak, Abram vs Simagin, Vladimir — 1-0 — Moscow RUS
8.Nf3 — 8.0% (46 parties)
1945 — Saigin, Vladimir vs Liublinsky, Victor — 1/2-1/2 — Moscow RUS
1947 — Kotov Lundqvist, Alex vs Kholmov, Ratmir D — 1/2-1/2 — Memorial M.Chigorin Moscow (14)
1963 — Cortes Gheorghiu, Christian vs Janata, Adam — 1-0 — Vrnjacka Banja SRB
1964 — Honfi, K. vs Hajtun, Jozsef — 1-0 — Budapest ch-HUN
1968 — O'Riordan, Kenneth vs Ornithopoulos, Nikolaos — 1/2-1/2 — Lugano SUI
8.h4 — 2.1% (12 parties)
1970 — Minev, Nikolay N vs Popov, Luben — 1/2-1/2 — Sofia BUL
1992 — Babula, Vlastimil vs Tobyas, Miroslav — 1-0 — Prague CZE
1992 — Karpov, Aleksandr vs Seirawan, Yasser — 0-1 — Roquebrune blitz
1995 — Allen, Andrew vs Pizzato, Charles — 1-0 — Gold Coast AUS
1997 — Allen Abhilash vs Ciornei, Dragos, Dr. — 1-0 — Budapest HUN
8.f4 — 1.4% (8 parties)
1964 — Szukszta, Janus vs Golovko, Nikolay Grigorievic — 0-1 — Moscow RUS
1970 — Averkin, Orest vs Yukhtman, Yakov — 1-0 — Leningrad RUS
1993 — Kozek, Wojciech vs Pertkiewicz, L. — 1-0 — corr PAT
1993 — Roeber, Bjoern vs Kuehn, Stefan — 0-1 — Hamburg ch-GER U15
1998 — Tyrtania, Maximilian vs Rosmann, Ilja — 1/2-1/2 — GER