D56a — Neo-Orthodox
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4
Les coups candidats
Ambassadeurs : Beliavsky, Alexander G (102x), Vaganian, Rafael A (81x), Geller, Efim P. (74x), Lputian, Smbat (69x), Portisch, Lajos (68x), Abramovic, Bosko (49x), Milde, Lars (46x), Kurajica, Bojan (45x)
Ambassadeurs : Korneev, Oleg (44x), Beckett, Phillip J (40x), Jussupow, Artur (32x), Marciano, David (26x), Eliskases, Erich (22x), Fridman, Daniel (19x), Krivonosov, Oleg (17x), Kholmov, Ratmir D (14x)
7…Nbd7 — 7.1% (1767 parties)
Ambassadeurs : Bade, Heidrun (14x), Rossetto, Hector (10x), Atalik, Suat (10x), Husemann, Andreas (7x), Vladimirov, Yevgeniy (6x), Oren, Itamar (6x), Ritson-Morry, William (5x), Guimard, Carlos E (5x)
Ambassadeurs : Mikhalchishin, Adrian (4x), Tsvetkov, Alexandar K (2x), Lutikov, Anatoly S (2x), Voon, Richard (2x), Ramya, Krishna (2x), Kharlov, Andrei (2x), Koziol, Pawel (2x), Makepeace, Philip J (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…b6 7…Ne4 7…Nbd7 7…c6
<1800 675 63% 13% 14% 4%
1800-2200 7425 69% 16% 8% 3%
2200-2600 10748 73% 21% 5% 1%
2600+ 876 67% 26% 6% 1%
Évolution par décennie (% des parties)
Décennie N parties 7…b6 7…Ne4 7…Nbd7 7…c6
1900s 1 100%
1910s 1
1920s 29 86% 14%
1930s 169 39% 46% 12% 1%
1940s 244 48% 42% 8%
1950s 304 43% 48% 6% 1%
1960s 478 68% 25% 5% 1%
1970s 631 73% 20% 5% 1%
1980s 2120 84% 11% 4% 1%
1990s 4321 74% 16% 6% 1%
2000s 7066 72% 17% 6% 2%
2010s 8050 64% 23% 8% 2%
2020s 1643 64% 17% 13% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…b6 64% 64% ▲ +0.7%
7…Ne4 23% 17% ▼ -6.7%
7…Nbd7 8% 13% ▲ +4.5%
7…c6 2% 2% ▲ +0.6%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Tal, Mikhail — 10 parties
Kasparov, Garry — 10 parties
Karpov, Aleksandr — 10 parties
Anand, Viswanathan — 10 parties
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 10 parties
Smyslov, Vladimir — 7 parties
Alekhine, Alexander — 6 parties
Euwe, Max — 5 parties
Ju, Wenjun — 5 parties
Lasker, Emanuel — 3 parties
Hou, Yifan — 3 parties
Botvinnik, Mikhail — 2 parties
Parties historiques
7…b6 — 69.3% (17376 parties)
1900 — Burn, Amos vs Marshall, Frank — 1-0 — Parijs
1922 — Gruenfeld, Ernst vs Tartakower, Savielly — 0-1 — Vienna AUT
1922 — Saemisch, Friedrich vs Vukovic, Vladimir — 0-1 — Vienna AUT
1922 — Capablanca, Jose vs Tartakower, Savielly — 1/2-1/2 — London ENG
1923 — Bernstein, Jacob vs Tartakower, Savielly — 1/2-1/2 — Carlsbad CZE
7…Ne4 — 19.4% (4873 parties)
1932 — Gygli, Fritz vs Bernstein, Olivia — 1/2-1/2 — Bern SUI
1932 — Bogoljubow, Efim vs Gygli, Fritz — 1-0 — Bern SUI
1932 — Heinicke, Herbert vs Von Hennig, Heinrich — 1/2-1/2 — Kiel GER
1934 — Vidmar, Milan Sr vs Treybal, Karel — 1/2-1/2 — Ujpest
1934 — Eliskases, Erich vs Gruenfeld, Ernst — 1/2-1/2 — Ujpest
7…Nbd7 — 7.1% (1767 parties)
1925 — Hussong, Hugo vs Fuchs, Samuel — 1-0 — Breslau GER
1925 — Louis, Andre vs Conde, Adrian G — 0-1 — Scarborough ENG
1926 — Factor, Samuel D vs Showalter, Jackson — 1-0 — Chicago, IL USA
1927 — Rejfir, Josef vs Treybal, Frantisek — 1/2-1/2 — Prague CZE
1931 — Bogoljubow, Efim vs Tartakower, Savielly — 0-1 — Bled SLO
7…c6 — 1.7% (424 parties)
1938 — Gilg, Karl vs Weinitschke, Erich — 1-0 — Bad Elster
1956 — Dobkin, Iosef vs Tsvetkov, Alexandar K — 0-1 — Moscow RUS
1956 — Taimanov, Mark vs Tsvetkov, Alexandar K — 1/2-1/2 — Moscow olm prel
1959 — Zalys, Ignas vs Knapp, Ernest — 0-1 — Montreal CAN
1964 — Borisenko, Georgy K vs Lutikov, Anatoly S — 0-1 — Kiev ch-URS