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C13p — Chatard-Alekhine Breyer Variation
1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 c5
Eval: [+0.71]
Les coups candidats
Ambassadeurs : Gleizerov, Evgeny (10x), Yanofsky, Daniel Abraham (9x), Walton, Alan J (8x), Groot, Peter J A (8x), Eberth, Zoltan Bela (7x), Kashdan, Isaac (6x), Morley, Paul (6x), Bogoljubow, Efim (5x)
7.Nb5 — 20.0% (283 parties)
Ambassadeurs : Yanofsky, Daniel Abraham (5x), Baranyai, Szabolcs Jr. (4x), Stahlberg, Gideon (3x), Ragozin, Viacheslav (3x), Laureles, Raymundo (3x), Engels, Ludwig (2x), Dodero, Emilio (2x), Rubin, Sidney J. (2x)
7.Qg4 — 3.4% (48 parties)
Ambassadeurs : Lilienthal, Andor (2x), Isaac, Russell D. (2x), Scacco, Mauro (2x), Ewin, Hans-Peter (2x), Eastman, George (1x), Fine, Reuben (1x), Spielmann, Rudolf (1x), Menchik, Vera Frantsevna (1x)
7.Nf3 — 2.5% (36 parties)
Ambassadeurs : Holsapple, Boyd (2x), Crouch, Colin S (2x), Barnes, George (1x), Yanofsky, Daniel Abraham (1x), Benko, Francisco (1x), Debarnot, Roberto (1x), Treder Frank (1x), Castellano Henri (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.Bxe7 7.Nb5 7.Qg4 7.Nf3
<1800 55 78% 18% 2%
1800-2200 506 70% 22% 3% 3%
2200-2600 358 82% 14% 1% 1%
2600+ 4 100%
Évolution par décennie (% des parties)
Décennie N parties 7.Bxe7 7.Nb5 7.Qg4 7.Nf3
1890s 1 100%
1910s 1 100%
1920s 9 89% 11%
1930s 41 68% 22% 10%
1940s 33 67% 27% 3%
1950s 35 66% 26% 6% 3%
1960s 38 74% 18% 5% 3%
1970s 38 66% 24% 11%
1980s 79 63% 22% 6% 5%
1990s 309 67% 21% 6% 3%
2000s 419 76% 18% 3% 2%
2010s 373 77% 18% 0% 3%
2020s 40 70% 30%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.Bxe7 77% 70% ▼ -7.2%
7.Nb5 18% 30% ▲ +12.0%
7.Qg4 0% 0% -0.3%
7.Nf3 3% 0% ▼ -2.7%
Joueurs célèbres
Champions du monde dans cette position
Alekhine, Alexander — 2 parties
Hou, Yifan — 2 parties
Euwe, Max — 1 partie
Parties historiques
7.Bxe7 — 72.5% (1026 parties)
1897 — Fagan, Louisa Matilda vs Ann Watson, Theia Alexandra — 0-1 — Londra ENG
1920 — Bogoljubow, Efim vs Ridderstrom, H — 1-0 — cr
1923 — Spielmann, Rudolf vs Oskam, Gerard — 1-0 — Scheveningen NED
1923 — Euwe, Max vs Reti, Richard — 0-1 — Scheveningen NED
1923 — Spielmann, Rudolf vs Opocensky, Karel — 1-0 — Vienna AUT
7.Nb5 — 20.0% (283 parties)
1915 — Grierson, Jordan vs Hill Wood Edward — 1-0 — Christchurch NZL
1923 — Pinkus, Albert vs Mathias, Jayden — 1-0 — New York, NY USA
1933 — Balogh Moran, Andres vs Busch de Brito, Calvin — 1-0 — cr.
1935 — Kluger, Gyula vs Szabo, Laszlo — 0-1 — Tatatovaros
1936 — Pimenov, Aleksandr vs Zagoriansky, Evgeny — 1-0 — Moscow RUS
7.Qg4 — 3.4% (48 parties)
1934 — Eastman, George vs Fine, Reuben — 0-1 — Chicago, IL USA
1934 — Lilienthal, Andor vs Spielmann, Rudolf — 1/2-1/2 — Sitges
1935 — Lilienthal, Andor vs Menchik, Vera Frantsevna — 1/2-1/2 — Moscow RUS
1935 — Pettersson, Einar vs Stahlberg, Gideon — 0-1 — Oerebro
1948 — Medina-Garcia, Antonio vs Guimard, Carlos E — 1/2-1/2 — Mar del Plata ARG
7.Nf3 — 2.5% (36 parties)
1951 — Barnes, George vs Yanofsky, Daniel Abraham — 0-1 — CAN
1969 — Benko, Francisco vs Debarnot, Roberto — 0-1 — Buenos Aires ch-ARG
1981 — Wall, Bill vs Holsapple, Boyd — 1-0 — ?
1981 — de Wall, Robert vs Holsapple, Boyd — 1-0 — Dayton, OH USA
1988 — Treder Frank vs Castellano Henri — 0-1 — St Ingbert