A13w - 2.Nf3 d5 3.g3 Nf6 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 c5 - Neo-Catalan Accepted, 5.Qa4+ Nbd7 6.Qxc4 c5 [+0.25]

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A13w — Neo-Catalan Accepted, 5.Qa4+ Nbd7 6.Qxc4 c5
1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 dxc4 5.Qa4+ Nbd7 6.Qxc4 c5
Eval: [+0.25]
Les coups candidats
7.O-O — 46.5% (676 parties)
Ambassadeurs : Mednis, Edmar J (9x), Klovans, Janis (8x), Jussupow, Artur (7x), Andersson, Ulf (6x), Taimanov, Mark (5x), Paunovic, Dragan (5x), Sokolov, Andrei (5x), Luther, Thomas (4x)
7.Qb3 — 22.1% (321 parties)
Ambassadeurs : Vaganian, Rafael A (9x), Sveshnikov, Evgeny (8x), Petrosian, Arshak B (7x), Novikov, Igor (5x), Salov, Valery (5x), Luther, Thomas (5x), Lalic, Bogdan (5x), Schwartzman, Gabriel (4x)
7.d3 — 17.1% (248 parties)
Ambassadeurs : Sveshnikov, Evgeny (6x), Inkiov, Ventzislav (5x), Makarov, Marat (4x), Ladva, Ottomar (4x), Schlosser, Philipp (3x), Shcherbakov, Ruslan (3x), Knoedler, Dieter, Dr. (3x), Zenzera, Alexey (3x)
7.Qc2 — 7.9% (115 parties)
Ambassadeurs : Sveshnikov, Evgeny (2x), Polugaevsky, Lev (2x), Langeweg, Kick (2x), Tal, Mikhail (2x), Jansson, Borje (2x), Hausner, Ivan (2x), Vasilevich, Irina (2x), Sehner, Norbert (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.O-O 7.Qb3 7.d3 7.Qc2
<1800 6 33% — 50% —
1800-2200 195 56% 15% 19% 6%
2200-2600 1079 45% 23% 16% 9%
2600+ 74 32% 34% 22% 12%
Évolution par décennie (% des parties)
Décennie N parties 7.O-O 7.Qb3 7.d3 7.Qc2
1920s 1 — — 100% —
1940s 2 100% — — —
1950s 6 100% — — —
1960s 2 100% — — —
1970s 76 57% 13% 3% 18%
1980s 196 51% 32% 6% 4%
1990s 308 38% 29% 22% 3%
2000s 224 55% 15% 17% 6%
2010s 459 46% 22% 17% 11%
2020s 179 40% 15% 27% 12%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.O-O 46% 40% ▼ -6.5%
7.Qb3 22% 15% ▼ -7.0%
7.d3 17% 27% ▲ +10.6%
7.Qc2 11% 12% ▲ +1.1%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 9 parties
Karpov, Anatoly — 2 parties
Hou, Yifan — 2 parties
Smyslov, Vladimir — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
7.O-O — 46.5% (676 parties)
1948 — Troeger, Paul vs Sahlmann, Walter — 0-1 — Essen GER
1949 — Richter, Edgar vs Szily, Jozsef — 1-0 — Trencianske Teplice SVK
1950 — Karff, Mona M vs Larsen, Ingrid — 1-0 — Moscow RUS
1951 — Smyslov, Vladimir vs Taimanov, Mark — 1-0 — Moskou ch-URS
1951 — Smyslov, Vasily vs Taimanov, Mark — 1-0 — Moscow RUS
7.Qb3 — 22.1% (321 parties)
1971 — Salvaggione, Mike vs de Wall, Robert — 0-1 — Marysville,CA
1977 — Kochyev, Alexander vs Bagirov, Vladimir — 1/2-1/2 — Leningrad ch-URS
1977 — Petrosian, Arshak B vs Razuvaev, Yuri S — 1-0 — Baku AZE
1977 — Mikhalchishin, Adrian vs Djuric, Stefan — 1/2-1/2 — Tallinn EST
1978 — Jussupow, Artur vs Petrosian, Arshak B — 1/2-1/2 — Vilnius LTU
7.d3 — 17.1% (248 parties)
1924 — Schmitt, Ludwig vs Maier, Georg — 0-1 — Munich GER
1975 — Benko, Pal vs Liebert, Heinz — 1/2-1/2 — Szolnok
1979 — Jones, Iolo C vs Borik, Otto — 1/2-1/2 — West Germany
1981 — Karlsson, Lars 1937 vs Schneider, Lars-Ake — 1/2-1/2 — Eksjo SWE
1984 — Vilela De Acuna, Jose Luis vs Chernin, Alexander — 1/2-1/2 — Stary Smokovec SVK
7.Qc2 — 7.9% (115 parties)
1973 — Polugaevsky, Lev vs Keres, Paul Petrovich — 1/2-1/2 — Moscow RUS
1973 — Polugaevsky, Lev vs Keres, Paul — 1/2-1/2 — Moskou ch-URS
1974 — Szabo, Ladislav vs Gerusel, Mathias — 1/2-1/2 — Solingen GER
1975 — Smejkal, Jakub vs Tal, Mikhail — 1/2-1/2 — Milan ITA
1975 — Petrosian, Tigran V. vs Olafsson, Fridrik — 1/2-1/2 — Las Palmas ESP