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D23h — Mannheim
1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Qa4+ Nbd7 5.Nc3 e6 6.e4
Eval: [+0.32]
Les coups candidats
6…Be7 — 33.3% (97 parties)
Ambassadeurs : Palmason, Gudmundur (2x), Westerinen, Heikki M.J. (2x), Jussupow, Artur (2x), Barcza, Gedeon (1x), Glass, Eduard (1x), Mueller, Hans (1x), Gruenfeld, Ernst (1x), Tomovic, Vasilje (1x)
6…a6 — 28.9% (84 parties)
Ambassadeurs : Van Wely, Loek (3x), Kelecevic, Nedeljko (2x), Ivanchuk, Vasyl (2x), Ivanov, Alexey (2x), Pedersen, Henrik Dahl (1x), Christensen Robert E (1x), Lutikov, Anatoly S (1x), Gurgenidze, Bukhuti (1x)
6…c5 — 26.5% (77 parties)
Ambassadeurs : ? (2x), Sajtar, Jaroslav (2x), Taimanov, Mark (2x), Quinteros, Miguel A. (2x), Kramnik, Vladimir (2x), Mueller von Blumencron, Heiko (1x), MULLER (1x), Sliwa, Bogdan (1x)
6…c6 — 11.3% (33 parties)
Ambassadeurs : Botvinnik, Mikhail (2x), Raisman, A (1x), Rajzman (1x), Thompson, Donald E (1x), Headrick, Robert (1x), Kowarsch, Heinrich (1x), Benedde, Guenter (1x), Alonso Perez, Jose Ramon (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…Be7 6…a6 6…c5 6…c6
<1800 2 50% 50%
1800-2200 47 43% 6% 15% 36%
2200-2600 166 35% 33% 25% 7%
2600+ 24 8% 75% 17%
Évolution par décennie (% des parties)
Décennie N parties 6…Be7 6…a6 6…c5 6…c6
1930s 5 40% 60%
1940s 5 20% 20% 60%
1950s 11 36% 45% 18%
1960s 13 31% 31% 31% 8%
1970s 13 46% 15% 38%
1980s 18 22% 22% 56%
1990s 49 24% 47% 18% 10%
2000s 56 25% 32% 29% 14%
2010s 82 38% 28% 22% 12%
2020s 39 49% 23% 10% 18%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…Be7 38% 49% ▲ +10.9%
6…a6 28% 23% ▼ -5.0%
6…c5 22% 10% ▼ -11.7%
6…c6 12% 18% ▲ +5.8%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 3 parties
Botvinnik, Mikhail — 2 parties
Karpov, Aleksandr — 2 parties
Anand, Viswanathan — 1 partie
Karpov, Anatoly — 1 partie
Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Parties historiques
6…Be7 — 33.3% (97 parties)
1934 — Mueller, Hans vs Gruenfeld, Ernst — 1-0 — Vienna AUT
1936 — Barcza, Gedeon vs Glass, Eduard — 1/2-1/2 — Budapest HUN
1945 — Tomovic, Vasilje vs Trifunovic, Petar — 1/2-1/2 — Novi Sad SRB
1950 — Petrov, Petar vs Ganchev, Vladimir — 1/2-1/2 — Sofia BUL
1952 — Sajtar, Jaroslav vs Byrne, Ray — 1/2-1/2 — Helsinki FIN
6…a6 — 28.9% (84 parties)
1949 — Pedersen, Henrik Dahl vs Christensen Robert E — 0-1 — DEN-ch corr
1960 — Schweber, Samuel vs Andrade De Azevedo, Joaquim Victor — 1-0 — Sao Paulo BRA
1963 — Lutikov, Anatoly S vs Gurgenidze, Bukhuti — 1-0 — Moscow RUS
1963 — Lutikov, Ivan vs Gurgenidze, Aleksandra — 1-0 — URS-chT Moscow RUS
1966 — Emma, Jaime vs Pilnik, Herman — 1/2-1/2 — Mar del Plata ARG
6…c5 — 26.5% (77 parties)
1934 — Mueller von Blumencron, Heiko vs ? — 1-0 — Villingen
1934 — MULLER vs ? — 1-0 — Villingen
1937 — Hastings, George Henry vs Goldstein, Maurice Edwards — 1/2-1/2 — Perth AUS
1946 — Vukovic, Savo vs Andritoiu, Nicolae — 1-0 — ?
1947 — Sajtar, Jaroslav vs Sliwa, Bogdan — 1-0 — Warsaw POL
6…c6 — 11.3% (33 parties)
1958 — Botvinnik, Mikhail vs Raisman, A — 1-0 — Munich GER
1958 — Botvinnik, Mikhail vs Rajzman — 1-0 — Olympiad, Munich
1964 — Thompson, Donald E vs Headrick, Robert — 0-1 — Oakland
1992 — Oswald, Hans-Joachim vs Meyer, Peter — 1-0 — BL2-W9293 GER
1994 — Bodner, Alfred vs Pleimer, Anton — 1-0 — Finkenstein