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E00u — Catalan:
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Nf3 dxc4 5.Qa4+
Eval: [-0.13]
Les coups candidats
Ambassadeurs : Andersson, Ulf (26x), Korneev, Oleg (13x), Krivonosov, Oleg (13x), Sveshnikov, Evgeny (11x), Korchnoi, Viktor (10x), Plachetka, Jan (10x), Kurajica, Bojan (9x), Cifuentes Parada, Roberto (7x)
5…Bd7 — 21.3% (625 parties)
Ambassadeurs : Andersson, Ulf (6x), Van der Wiel, John T.H. (4x), Grabarczyk, Miroslaw (4x), Kveinys, Aloyzas (4x), Fine, Reuben (3x), Taimanov, Mark (3x), Korchnoi, Viktor (3x), Sefc, Jan (2x)
5…c6 — 12.6% (369 parties)
Ambassadeurs : Andersson, Ulf (12x), Bobula, Mateusz (6x), Sharevich, Anna (5x), Negi, Parimarjan (5x), Grabarczyk, Miroslaw (4x), Maksimenko, Andrei (3x), Cosma, Elena-Luminita (3x), Zvjaginsev, Vadim (2x)
5…Nc6 — 6.4% (188 parties)
Ambassadeurs : Vukovic, Zdravko (4x), Zvjaginsev, Vadim (3x), Nestorovic, Dejan (2x), Grabarczyk, Miroslaw (2x), Andrianov, Nikolai (2x), Iljin, Timofey (2x), Vernersson, Per (2x), Molo, Rene Angel (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…Nbd7 5…Bd7 5…c6 5…Nc6
<1800 54 54% 33% 7% 6%
1800-2200 745 52% 30% 11% 6%
2200-2600 1687 62% 16% 15% 7%
2600+ 76 66% 8% 24% 3%
Évolution par décennie (% des parties)
Décennie N parties 5…Nbd7 5…Bd7 5…c6 5…Nc6
1930s 15 93% 7%
1940s 49 65% 24%
1950s 38 63% 34%
1960s 44 61% 30% 2%
1970s 64 72% 20% 3% 3%
1980s 171 73% 18% 1% 5%
1990s 341 63% 23% 5% 8%
2000s 778 49% 21% 21% 7%
2010s 1047 55% 22% 15% 7%
2020s 386 70% 17% 6% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…Nbd7 55% 70% ▲ +15.1%
5…Bd7 22% 17% ▼ -4.4%
5…c6 15% 6% ▼ -9.0%
5…Nc6 7% 6% ▼ -1.2%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 5 parties
Alekhine, Alexander — 4 parties
Botvinnik, Mikhail — 4 parties
Smyslov, Vladimir — 4 parties
Karpov, Anatoly — 4 parties
Kasparov, Garry — 3 parties
Euwe, Max — 2 parties
Karpov, Aleksandr — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
5…Nbd7 — 58.6% (1718 parties)
1937 — Petrov, Vladimir (ENG) vs Fine, Reuben — 1/2-1/2 — Semmering AUT
1937 — Koshnitsky, Gregory vs Purdy, Cecil J S — 1/2-1/2 — corr Australia
1937 — Alekhine, Alexander vs Euwe, Max — 1-0 — Amsterdam wch-m
1937 — Flohr, Salo vs Fine, Richard Alvaro Adrien — 1/2-1/2 — Kemeri LAT
1938 — Belchikov, Nikolay Ivanovich vs Grechkin, Dmitry M — 0-1 — Gorky
5…Bd7 — 21.3% (625 parties)
1939 — Lilienthal, Andor vs Rabinovich, Ilya Mar — 1/2-1/2 — Leningrad RUS
1940 — Fine, Reuben vs Thompson, John Crittenden — 1/2-1/2 — Dallas, TX USA
1940 — Polland, D. vs Fine, Richard Alvaro Adrien — 1/2-1/2 — New York, NY USA
1941 — Fine, Reuben vs Cruz, Walter — 1/2-1/2 — Hamilton
1942 — Marchand, Erich W vs Thompson, John Crittenden — 1-0 — Dallas, TX USA
5…c6 — 12.6% (369 parties)
1963 — Soos, Bela vs Nacht, Edgar — 1-0 — Bucharest ROU
1974 — Gereben, Erno vs Beyen, Roland — 1-0 — Nice FRA
1975 — Tikkanen, Kari vs Surakka Veikko — 1-0 — ?
1986 — Arvind Singh, Jaskaran Singh vs Tenjinbayashi H — 0-1 — Dubai olm
1993 — Rodriguez Ju vs Dohm, F. — 1-0 — E Lansing ch-MI opB
5…Nc6 — 6.4% (188 parties)
1973 — Molo, Rene Angel vs Kovaljov Valentin — 1-0 — ?
1978 — Hausner, Ivan vs Lechtynsky, Jiri — 1/2-1/2 — Marianske Lazne
1984 — Andrianov, Nikolai vs Smagin, Sergey — 1/2-1/2 — Moscow RUS
1985 — Mrkvicka Joseph vs Luffy, Jenoe — 1-0 — ?
1986 — Goetz, Ralph vs Grivas, Efstratios — 1/2-1/2 — Munich Munich GER