D23g - 4.Qa4+ Nbd7 5.Nc3 e6 - QGA: Mannheim (1922)

Fin du contenu

Aucune page supplémentaire à charger

← Articles plus récents
Articles plus anciens →
D23g — QGA: Mannheim (1922)
1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Qa4+ Nbd7 5.Nc3 e6
Les coups candidats
Ambassadeurs : Taimanov, Mark (4x), Knezevic, Milorad (4x), Van Wely, Loek (3x), Palmason, Gudmundur (2x), Westerinen, Heikki M.J. (2x), Lutikov, Anatoly S (2x), Gurgenidze, Bukhuti (2x), Fedder, Steen (2x)
6.Qxc4 — 13.7% (56 parties)
Ambassadeurs : Savon, Vladimir (1x), Panchenko, Alexandar G (1x), Khashimov, Vasily (1x), Egizarjan (1x), Tsivelekidis, Georgios (1x), Kourmoulakis, Konstantinos (1x), Maslikova, Veronika (1x), Vega Gutierrez, Sabrina (1x)
6.g3 — 11.0% (45 parties)
Ambassadeurs : Sher, Miron (2x), Tomaszewski, Roman (1x), Szymczak, Zbigniew (1x), Palatnik, Semon (1x), Bus, Mariusz (1x), Andrianov, Nikolai (1x), Lazic, Miroljub (1x), Harper, Bruce (1x)
6.Bg5 — 8.8% (36 parties)
Ambassadeurs : Rosenfeld, Isai K (1x), Kholmov, Ratmir D (1x), Kocovic, Miodrag (1x), Nikcevic, Nebojsa (1x), Kulikov, Alexander (1x), Sabjanov, Rifat (1x), Lobron, Eric (1x), Lau, Ralf (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.e4 6.Qxc4 6.g3 6.Bg5
<1800 10 50% 30% 20% —
1800-2200 113 47% 30% 10% 12%
2200-2600 223 70% 7% 13% 9%
2600+ 20 85% — 10% —
Évolution par décennie (% des parties)
Décennie N parties 6.e4 6.Qxc4 6.g3 6.Bg5
1950s 11 91% — — —
1960s 14 93% — — 7%
1970s 16 88% — 12% —
1980s 21 71% 5% 19% 5%
1990s 60 63% 12% 12% 12%
2000s 86 58% 10% 14% 15%
2010s 122 64% 16% 12% 8%
2020s 80 61% 25% 6% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.e4 64% 61% ▼ -2.7%
6.Qxc4 16% 25% ▲ +9.4%
6.g3 12% 6% ▼ -6.0%
6.Bg5 8% 5% ▼ -3.2%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 4 parties
Kramnik, Vladimir — 2 parties
Botvinnik, Mikhail — 1 partie
Anand, Viswanathan — 1 partie
Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Parties historiques
6.e4 — 65.1% (267 parties)
1950 — Petrov, Petar vs Ganichev, Vladimir Dm — 1/2-1/2 — Sofia BUL
1951 — Lundin, Erik vs Lasker, Edward — 1-0 — Schlechter mem
1952 — Sajtar, Jaroslav vs Byrne, Robert E — 1/2-1/2 — Helsinki olm
1953 — Levenfish, Grigory vs Suetin, Ilya D — 0-1 — Minsk BLR
1953 — Medina-Garcia, Antonio vs Cruz, Walter — 1/2-1/2 — Rio de Janeiro BRA
6.Qxc4 — 13.7% (56 parties)
1982 — Savon, Vladimir vs Panchenko, Alexandar G — 1/2-1/2 — Severodonetsk
1990 — Khashimov, Vasily vs Egizarjan — 0-1 — Ashkhabad
1993 — Fainveits, Lev vs Zhuravliov, Valerij — 1/2-1/2 — Riga LAT
1994 — Reinartz, Georg vs Labahn, Wolfgang — 1/2-1/2 — Elberfeld
1996 — Kaabi, Mejdi vs Kupreichik, Viktor D — 0-1 — Erevan olm
6.g3 — 11.0% (45 parties)
1972 — Harper, Bruce vs Berry, Jonathan — 1/2-1/2 — London CAN
1976 — Zhelnin, Vladimir V vs Petrushin, Alexander I — 1-0 — Novosibirsk RUS
1986 — Tomaszewski, Roman vs Szymczak, Zbigniew — 1/2-1/2 — Gdynia POL
1987 — Kochyev, Alexander vs Lerner, Konstantin Z — 1/2-1/2 — Tallinn EST
1988 — Palatnik, Semon vs Bus, Mariusz — 1-0 — Hradec Kralove CZE
6.Bg5 — 8.8% (36 parties)
1961 — Rosenfeld, Isai K vs Kholmov, Ratmir D — 0-1 — URS-ch29 sf Novgorod
1989 — Kocovic, Miodrag vs Nikcevic, Nebojsa — 0-1 — Sokobanja
1990 — Namgyal, Stanzin Lotos vs Meszaros, Gyorgy — 1-0 — Budapest op Budapest HUN
1993 — Lobron, Eric vs Lau, Ralf — 1/2-1/2 — Graz AUT
1993 — Arduman, Can vs Pjalmi, E. — 1/2-1/2 — Zouberi zt