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D25d — QGA: Smyslov (1933)
1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 g6 5.Bxc4 Bg7
Les coups candidats
Ambassadeurs : Najer, Evgeniy (21x), Vasquez, Fernando (15x), Gheorghiu, Florin (7x), Barua, Dibyendu (7x), Karpeshov, Oleg (7x), Bauer, Christian (7x), Kluger, Gyula (5x), Sandor, Bela (5x)
Ambassadeurs : Gheorghiu, Florin (5x), Arsovic, Jelena (5x), Zalys, Ignas (3x), Smyslov, Vasily (3x), Barua, Dibyendu (3x), Matthai, Heinz (2x), Taimanov, Mark (2x), Korchnoi, Viktor (2x)
6.Qb3 — 3.1% (31 parties)
Ambassadeurs : Barua, Dibyendu (2x), Peterson, Andrejs (1x), Pasman, Marks (1x), Dzieciolowski, Adam (1x), Franz, Joachim (1x), Makogonov, Vladimir (1x), Kalashian, Loris (1x), Olivera, Alfredo (1x)
6.Ne5 — 2.0% (20 parties)
Ambassadeurs : Hladik, Josef (2x), Pratten, Wilfred Henry (1x), Basman, Michael John (1x), Trinidad, V. (1x), Bachini, A. (1x), Kushnir, Alla (1x), Ranniku, Maaja (1x), Dede, Ernoe (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.O-O 6.Nc3 6.Qb3 6.Ne5
<1800 44 64% 25% 9% 2%
1800-2200 209 66% 25% 3% 2%
2200-2600 419 72% 19% 3% 2%
2600+ 15 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 6.O-O 6.Nc3 6.Qb3 6.Ne5
1950s 102 74% 21% 4% —
1960s 81 63% 27% 4% 4%
1970s 52 60% 27% 6% 2%
1980s 90 61% 28% 6% 1%
1990s 140 71% 24% 1% 1%
2000s 279 66% 23% 3% 2%
2010s 200 70% 23% 2% 4%
2020s 41 78% 12% 5% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.O-O 70% 78% ▲ +8.5%
6.Nc3 23% 12% ▼ -10.8%
6.Qb3 2% 5% ▲ +3.4%
6.Ne5 4% 2% ▼ -1.1%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 2 parties
Karpov, Anatoly — 2 parties
Kramnik, Vladimir — 1 partie
Parties historiques
6.O-O — 67.8% (668 parties)
1952 — Evans, Larry vs Smyslov, Vasily — 0-1 — Helsinki olm
1952 — Kluger, Gyula vs Florian, Tibor — 1-0 — Hungary ch
1952 — Golombek, Harry vs Smyslov, Vasily — 0-1 — Budapest HUN
1952 — Scafarelli, Francesco vs Mueller, Hans — 1/2-1/2 — Italy
1952 — Pasman, Marks vs Koblencs, Alexander — 1/2-1/2 — Riga LAT
6.Nc3 — 23.2% (229 parties)
1950 — Lilienthal, Andor vs Gusev, Aleksandr — 1/2-1/2 — Tula RUS
1951 — Terpugov, Evgeny vs Smyslov, Vasily — 0-1 — Moskou ch-URS
1952 — Ilivitsky, Georgy A vs Pasman, Marks — 1-0 — Riga LAT
1952 — Klaman, Konstantin Mikhailovich vs Taimanov, Mark — 1/2-1/2 — Leningrad RUS
1953 — Vladimirov, Boris vs Spassky, Boris V. — 0-1 — Leningrad RUS
6.Qb3 — 3.1% (31 parties)
1954 — Ujtelky, Maximilián Samuel Rudolf vs Partyka, Kazimierz — 1/2-1/2 — Budapest tt Budapest HUN
1957 — Dzieciolowski, Adam vs Franz, Joachim — 1/2-1/2 — Szczawno Zdroj
1958 — Peterson, Andrejs vs Pasman, Marks — 1/2-1/2 — Riga LAT
1958 — Olivera, Alfredo vs Rossetto, Hector — 0-1 — Mar del Plata ARG
1963 — Makogonov, Vladimir vs Kalashian, Loris — 1-0 — Moscow tt
6.Ne5 — 2.0% (20 parties)
1961 — Trinidad, V. vs Bachini, A. — 1/2-1/2 — URU
1964 — Pratten, Wilfred Henry vs Basman, Michael John — 1/2-1/2 — Hastings ENG
1967 — Kushnir, Alla vs Ranniku, Maaja — 1/2-1/2 — Moscow RUS
1973 — Garcia Gonzales, Guillermo vs Lutikov, Anatoly S — 0-1 — Leipzig GER
1988 — Dede, Ernoe vs Hladik, Josef — 1/2-1/2 — Ti studn