A13u - 2.Nf3 d5 3.g3 Nf6 4.Bg2 dxc4 - Neo-Catalan Accepted

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A13u — Neo-Catalan Accepted
1.c4 e6 2.Nf3 d5 3.g3 Nf6 4.Bg2 dxc4
Eval: [+0.30]
Les coups candidats
Ambassadeurs : Sveshnikov, Evgeny (31x), Schlosser, Philipp (25x), Taimanov, Mark (19x), Vaganian, Rafael A (17x), Meijers, Viesturs (17x), Malakhatko, Vadim (17x), Grachev, Boris (17x), Luther, Thomas (16x)
5.O-O — 12.2% (1030 parties)
Ambassadeurs : Chigaev, Maksim (10x), Angelov, Rumen (5x), Cornette, Matthieu (5x), Kulon, Klaudia (5x), Wei, Yi (4x), Bocharov, Dmitry (4x), Kobo, Ori (4x), Avila Pavas, Santiago (4x)
5.Na3 — 7.6% (641 parties)
Ambassadeurs : Adamski, Jan (8x), Van Leent, Dimitri (7x), Rydl, Jiri (6x), Smyslov, Vladimir (5x), Cebalo, Miso (5x), Nikcevic, Nebojsa (4x), Meijers, Viesturs (4x), Franco Alonso, Alejandro (4x)
5.Qc2 — 4.4% (374 parties)
Ambassadeurs : Suba, Mihai (13x), Pajkovic, Vladimir (10x), Pigusov, Evgeny (6x), Snape, Ian L (6x), Kjartansson, Gudmundur (6x), Polugaevsky, Lev (5x), Kohlweyer, Bernd (5x), Lautier, Joel (4x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.Qa4+ 5.O-O 5.Na3 5.Qc2
<1800 85 69% 16% 9% 5%
1800-2200 1641 68% 15% 10% 5%
2200-2600 5812 76% 11% 8% 4%
2600+ 425 86% 10% 2% 2%
Évolution par décennie (% des parties)
Décennie N parties 5.Qa4+ 5.O-O 5.Na3 5.Qc2
1920s 6 67% 17% — 17%
1930s 7 71% 14% — —
1940s 23 70% 26% — 4%
1950s 56 77% 14% 5% 2%
1960s 62 71% 13% 11% 5%
1970s 182 84% 3% 12% 1%
1980s 406 76% 10% 4% 8%
1990s 838 79% 8% 4% 6%
2000s 1483 72% 14% 4% 8%
2010s 3743 71% 13% 11% 3%
2020s 1666 81% 12% 4% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.Qa4+ 71% 81% ▲ +10.1%
5.O-O 13% 12% ▼ -1.3%
5.Na3 11% 4% ▼ -7.1%
5.Qc2 3% 2% ▼ -1.2%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 10 parties
Tal, Mikhail — 10 parties
Ding, Liren — 7 parties
Ju, Wenjun — 6 parties
Botvinnik, Mikhail — 5 parties
Anand, Viswanathan — 5 parties
Euwe, Max — 4 parties
Karpov, Anatoly — 4 parties
Kramnik, Vladimir — 4 parties
Hou, Yifan — 4 parties
Carlsen, Magnus — 3 parties
Karpov, Aleksandr — 2 parties
Kasparov, Garry — 1 partie
Parties historiques
5.Qa4+ — 74.7% (6327 parties)
1927 — Nogues Acuna, Alejandro vs Heilimo, Eimo — 1-0 — London ENG
1927 — Reti, Richard vs Vidmar Milan — 1-0 — London ENG
1928 — Kmoch, Hans vs Gruenfeld, Ernst — 1/2-1/2 — Vienna AUT
1929 — Takacs, Sandor vs Konig, I. — 1/2-1/2 — Rogaska Slatina
1930 — Ozols, Karlis vs Klass Harry — 0-1 — ?
5.O-O — 12.2% (1030 parties)
1926 — Reti, Richard vs Kmoch, Hans — 1/2-1/2 — Budapest HUN
1939 — Bogoljubow, Efim vs Hess, Thomas — 1-0 — Stuttgart GER
1941 — Smyslov, Vasily vs Bondarevsky, Igor — 1/2-1/2 — URS-ch
1941 — Smyslov, Vladimir vs Bondarevsky, Igor — 1/2-1/2 — Leningrad/Moscow
1942 — Vulfson, Vladimir vs Finogenov, Dmitrii — 0-1 — Kuibyshev
5.Na3 — 7.6% (641 parties)
1951 — Benko, Francisco vs Alonso-Lej De Las Casas, Fernando — 0-1 — Buenos Aires ARG
1957 — Filip, Miroslav vs Kozma, Julius — 1/2-1/2 — Bratislava Bratislava SVK
1958 — Kozma, Julius vs Fuchs, Reinhart — 1/2-1/2 — Kienbaum GER
1961 — Smyslov, Vladimir vs Kholmov, Ratmir D — 1-0 — Baku ch-URS
1961 — Smyslov, Vladimir vs Saborido Carre, Rafael — 1-0 — Oberhausen etc
5.Qc2 — 4.4% (374 parties)
1928 — Euwe, Max vs Steiner, Lajos — 1-0 — The Hague NED
1943 — Ragozin, Viacheslav vs Konstantinopolsky, Alexander — 1/2-1/2 — Sverdlovsk
1957 — Forintos, Gyozo V vs Tringov, Georgi P — 0-1 — Reykjavik ISL
1962 — Thiellement, Andre vs Noradounghian, Georges — 1-0 — Paris FRA
1963 — Popov, Vladilen vs Kostov Petkov, Petko — 0-1 — Sofia BUL