C41v — Improved Hanham
1.e4 e5 2.Nf3 d6 3.d4 Nf6 4.Nc3 Nbd7 5.Bc4 Be7 6.O-O O-O 7.a4
Eval: [+0.55]
Les coups candidats
Ambassadeurs : Kunin, Vitaly (37x), Jovanovic, Zoran (27x), Neuman, Petr (23x), Lorscheid, Gerhard (20x), Pribyl, Josef (18x), Kindermann, Stefan (15x), Zablotsky, Sergei (15x), Sredojevic, Ivan (14x)
7…a5 — 18.2% (955 parties)
Ambassadeurs : Plat, Vojtech (24x), Biti, Ozren (14x), Jobava, Baadur (11x), Lubczynski, Rafal (11x), Lazic, Miroljub (8x), Pikula, Dejan (7x), Bortnyk, Olexandr (7x), Kacharava, Nikolozi (7x)
7…a6 — 6.4% (334 parties)
Ambassadeurs : Movsesian, Sergei (9x), Hausrath, Daniel (9x), Vandenbussche, Thibaut (9x), Pancevski, Filip (7x), Skripchenko, Almira (7x), Muetsch, Annmarie (7x), Daulyte-Cornette, Deimante (6x), Alexieva, Silvia (6x)
7…exd4 — 4.4% (232 parties)
Ambassadeurs : Braun, Gottfried, Dr. (8x), Janev, Evgeni (5x), Malnar, Ales (5x), Kuipers, Stefan (5x), Eisenbeiser, Amadeus (4x), Cornette, Matthieu (4x), Danielsen, Henrik (4x), Kunin, Vitaly (4x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…c6 7…a5 7…a6 7…exd4
<1800 31 58% 23% 6% 6%
1800-2200 1134 68% 21% 4% 4%
2200-2600 3667 69% 18% 7% 5%
2600+ 207 65% 18% 12% 2%
Évolution par décennie (% des parties)
Décennie N parties 7…c6 7…a5 7…a6 7…exd4
1920s 1 100%
1930s 2 100%
1940s 1 100%
1950s 1 100%
1960s 24 96%
1970s 44 82% 11% 7%
1980s 56 82% 16% 2%
1990s 562 82% 13% 1% 2%
2000s 990 78% 17% 2% 2%
2010s 2743 63% 21% 10% 4%
2020s 833 69% 15% 6% 9%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…c6 63% 69% ▲ +5.4%
7…a5 21% 15% ▼ -6.2%
7…a6 10% 6% ▼ -4.2%
7…exd4 4% 9% ▲ +5.0%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 5 parties
Gukesh D — 2 parties
Parties historiques
7…c6 — 69.5% (3651 parties)
1929 — Singer, Leone vs Przepiorka, Dawid — 1-0 — Rogaska Slatina
1935 — Schlage, Willi vs Rellstab, Ludwig — 0-1 — GER ch Bad Aachen
1937 — Zollner Hans vs Heinrich Georg — 1-0 — Bad Oeynhausen GER
1942 — Keres, Paul vs Rellstab, Ludwig — 1-0 — Munich Munich GER
1957 — Keres, Paul vs Penrose, Justin — 1-0 — Hastings ENG
7…a5 — 18.2% (955 parties)
1974 — Poutiainen, Pertti vs Najdorf, Miguel — 1-0 — Nice FRA
1975 — Ciocaltea, Victor vs Radovici, Corvin — 1/2-1/2 — Sinaia
1976 — Schweber, Samuel vs Seidler, Aldo E. — 0-1 — Mar del Plata ARG
1978 — Matulovic, Milan vs Kurajica, Bojan — 1/2-1/2 — Belgrade SRB
1979 — Petrovic, Slobodan S vs Vukic, Milan — 1/2-1/2 — Bjelovar
7…a6 — 6.4% (334 parties)
1988 — Rivera, Daniel vs Matonte M — 1-0 — La Hora op II
1993 — Morovic Fernandez, Ivan vs Rivas Pastor, Manuel — 1-0 — ?
1994 — Voller, Ondrej vs Bebchuk, Evgeni — 0-1 — Klatovy CZE
1994 — Topalov, Veselin vs Abad Rivas, Marta Lucia — 1-0 — Dos Hermanas ESP
1996 — Emms, John M vs Hartoch, Robert G — 1-0 — Isle of Man open
7…exd4 — 4.4% (232 parties)
1977 — Augustin, Josef vs Lerner, Konstantin Z — 0-1 — Stary Smokovec SVK
1978 — Bernard, Ryszard vs Braun, Gottfried, Dr. — 1/2-1/2 — Rostock GER
1979 — Vogt, Lothar vs Braun, Gottfried, Dr. — 1/2-1/2 — DDR-ch 28th Suhl
1990 — Vitolinsh, Alvis vs Chiruka Devin — 0-1 — cr.
1991 — Smagin, Sergey vs Motwani, Paul — 1-0 — Vienna op Vienna AUT