D93e - 6…c6 7.Rc1 - Gruenfeld (1924)

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D93e —
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bf4 O-O 6.e3 c6 7.Rc1
Les coups candidats
7…Bg4 — 25.9% (341 parties)
Ambassadeurs : Liebert, Heinz (5x), Martz, William (4x), Martinovsky, Eugene (4x), Tseitlin, Mark D (4x), Malich, Burkhard, Dr. (3x), Pribyl, Josef (3x), Van Wely, Loek (3x), Geller, Efim P. (2x)
7…Be6 — 17.2% (227 parties)
Ambassadeurs : Jansa, Vlastimil (12x), Stanciu, Traian (4x), Kraidman, Yair (4x), Pribyl, Josef (4x), Polugaevsky, Lev (3x), Geller, Efim P. (3x), Pytel, Krzysztof (3x), Hartston, William R (3x)
7…Qa5 — 14.6% (193 parties)
Ambassadeurs : Honfi, K. (4x), Malich, Burkhard, Dr. (2x), Bertok, Mario Jr. (2x), Farago, Ivan (2x), Hlavac, Rudolf (2x), Roos, Daniel (2x), Pojedziniec, Wladyslaw (2x), Carlsson, Henrik 2002 (1x)
7…dxc4 — 6.4% (85 parties)
Ambassadeurs : Roos, Daniel (2x), Spiridonov, Nikola (2x), Marszalek, Rafal (2x), Fine, Richard Alvaro Adrien (1x), Woliston, Philip (1x), Stahlberg, Gideon (1x), Sjostam, Ake (1x), Schmidt, Pascal (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Bg4 7…Be6 7…Qa5 7…dxc4
<1800 23 26% — 9% 13%
1800-2200 412 23% 10% 17% 4%
2200-2600 570 23% 25% 13% 8%
2600+ 21 33% 43% — —
Évolution par décennie (% des parties)
Décennie N parties 7…Bg4 7…Be6 7…Qa5 7…dxc4
1920s 3 — — — —
1930s 6 — 17% 17% 17%
1940s 9 — 22% 22% 22%
1950s 24 12% 4% 38% 4%
1960s 67 36% 12% 36% 4%
1970s 104 39% 26% 8% 3%
1980s 103 36% 24% 14% 7%
1990s 196 33% 12% 15% 7%
2000s 330 26% 18% 14% 6%
2010s 404 18% 18% 12% 7%
2020s 72 19% 14% 14% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Bg4 18% 19% ▲ +1.4%
7…Be6 18% 14% ▼ -3.7%
7…Qa5 12% 14% ▲ +2.0%
7…dxc4 7% 7% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 1 partie
Botvinnik, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
7…Bg4 — 25.9% (341 parties)
1950 — Najdorf, Miguel vs Flohr, Salo — 1/2-1/2 — Budapest HUN
1955 — Furman, Slavomir vs Ilivitsky, Georgy A — 1/2-1/2 — Riga LAT
1957 — Vistaneckis, Isakas vs Shagalovich, Abo — 1/2-1/2 — Minsk BLR
1961 — Vaitonis, Povilas vs Cayford, Anthony — 0-1 — Brockville
1962 — Hybl, Jaroslav vs Kozma, Julius — 1/2-1/2 — Jablonec
7…Be6 — 17.2% (227 parties)
1935 — Maderna, Carlos vs Pleci, Isaias — 0-1 — Florida
1940 — Euwe, Max vs Barcza, Gedeon — 1-0 — Budapest HUN
1949 — Vaitonis, Povilas vs Bohatyrchuk, Fedir Parfenovych — 0-1 — Arvida
1957 — Taimanov, Mark vs Bannik, Anatolij — 1/2-1/2 — Moskou ch-URS
1960 — Geller, Efim P. vs Andersen, Borge — 1-0 — Copenhagen DEN
7…Qa5 — 14.6% (193 parties)
1932 — Glass, Eduard vs Mueller, Hans — 0-1 — Vienna AUT
1947 — Van Scheltinga, Theo vs Poulsen, Christian — 1/2-1/2 — Aalborg DEN
1948 — Carlsson, Henrik 2002 vs Herseth, Storm — 1-0 — Saltsjobaden SWE
1950 — Alvarez Martin, Pedro vs Rossetto, Hector — 1/2-1/2 — Mar del Plata ARG
1951 — Laszlo, Dalma vs Barcza, Gedeon — 0-1 — Hungary ch
7…dxc4 — 6.4% (85 parties)
1933 — Stahlberg, Gideon vs Sjostam, Ake — 1-0 — Stockholm SWE
1940 — Fine, Richard Alvaro Adrien vs Woliston, Philip — 1-0 — New York, NY USA
1949 — Schmidt, Pascal vs Niephaus, Walter — 1/2-1/2 — Heidelberg
1959 — Borisenko-Belova, Valentina vs Albulet, Maria — 1-0 — Plovdiv BUL
1960 — Dittmann, Sieghart vs Kozma, Julius — 1/2-1/2 — Marianske Lazne