E54f - 9.exd4 - Main Line (1920)

Fin du contenu

Aucune page supplémentaire à charger

← Articles plus récents
Articles plus anciens →
E54f — Main Line (1920)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O dxc4 8.Bxc4 cxd4 9.exd4
Les coups candidats
Ambassadeurs : Salzmann, Stefan (33x), Karpov, Anatoly (27x), Portisch, Lajos (19x), Korobov, Dmitry A. (19x), Junge, Wolfgang (19x), Tudor, Vasile (18x), Isigkeit, Hans-Jürgen (17x), Eperjesi, Laszlo Dr. (17x)
Ambassadeurs : Emms, John M (7x), Berg, Klaus (7x), Khenkin, Igor (6x), Kharitonov, Andrei (5x), Ibragimov, Ildar (4x), Dreev, Aleksey (4x), Marciano, David (4x), Vaisser, Anatoli (4x)
9…Nbd7 — 8.4% (613 parties)
Ambassadeurs : Alexander Tadala (7x), Kveinys, Aloyzas (7x), Nguyen Van Huy (6x), Eperjesi, Laszlo Dr. (5x), Acs, Peter (4x), Flesch, János (3x), Spassky, Boris V. (3x), Dolmatov, Sergey (3x)
9…Nc6 — 7.0% (512 parties)
Ambassadeurs : Potrata, Janko (4x), Petrosian, Tigran V. (2x), Heemskerk, Fenny (2x), Amaro, Lucas Ibrair (2x), Alatortsev, Vladimir N. (2x), Averbakh, Yuri L (2x), Panno, Oscar (2x), Stohl, Igor (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…b6 9…a6 9…Nbd7 9…Nc6
<1800 242 68% 8% 4% 13%
1800-2200 2186 72% 7% 6% 9%
2200-2600 3912 71% 9% 10% 6%
2600+ 330 83% 10% 4% 2%
Évolution par décennie (% des parties)
Décennie N parties 9…b6 9…a6 9…Nbd7 9…Nc6
1950s 47 9% 28% 32% 21%
1960s 55 49% 7% 18% 9%
1970s 160 80% 5% 6% 4%
1980s 319 72% 8% 8% 5%
1990s 920 57% 13% 14% 8%
2000s 1803 58% 16% 11% 9%
2010s 2941 77% 5% 6% 6%
2020s 1094 86% 2% 3% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…b6 77% 86% ▲ +8.7%
9…a6 5% 2% ▼ -2.8%
9…Nbd7 6% 3% ▼ -3.7%
9…Nc6 6% 5% ▼ -1.0%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Anand, Viswanathan — 7 parties
Kramnik, Vladimir — 7 parties
Carlsen, Magnus — 6 parties
Karpov, Aleksandr — 3 parties
Kasparov, Garry — 3 parties
Ding, Liren — 3 parties
Ju, Wenjun — 3 parties
Tal, Mikhail — 2 parties
Hou, Yifan — 2 parties
Gukesh D — 2 parties
Botvinnik, Mikhail — 1 partie
Parties historiques
9…b6 — 70.6% (5180 parties)
1951 — Smyslov, Vasily vs Moiseev, Oleg — 1-0 — URS-ch sf Leningrad RUS
1952 — Platz, Hans vs Schlieder, Rolf — 1-0 — Binz GER
1954 — Brat, Vaclav Dr vs Weiner, Milan — 1/2-1/2 — Jablonec nad Nisou
1955 — Abanin, Vladimir vs Muhutdinov, Marat — 1/2-1/2 — Moscow RUS
1961 — Rellstab, Ludwig vs Darga, Klaus — 0-1 — Graz AUT
9…a6 — 8.5% (627 parties)
1953 — Sherwin, James T vs Keller, Dieter — 0-1 — Copenhagen DEN
1953 — Olafsson, Fridrik vs Keller, Dieter — 1-0 — Copenhagen DEN
1953 — Toprover, Viktor G. vs Estrin, Yakov — 0-1 — URS chT sf
1955 — Panno, Oscar vs Petrosian, Tigran V. — 1/2-1/2 — Goteborg izt
1955 — Saigin, Vladimir vs Khalilbeili, Sultan — 1-0 — Voroshilovgrad
9…Nbd7 — 8.4% (613 parties)
1952 — Averbakh, Yuri L vs Prins, Lodewijk — 1/2-1/2 — Stockholm izt
1955 — Rovner, Dmitry vs Alexander Tadala — 1/2-1/2 — Leningrad RUS
1956 — Borisenko, Georgy K vs Alexander Tadala — 1-0 — Leningrad ch-URS
1956 — Efimov, Kondrat vs Spassky, Boris V. — 1/2-1/2 — Leningrad RUS
1956 — Thorbergsson, Freysteinn vs Nielsen, Axel — 0-1 — Copenhagen DEN
9…Nc6 — 7.0% (512 parties)
1950 — Alexander Tadala vs Sokolsky, Alexey — 1-0 — Moskou ch-URS
1950 — Heemskerk, Fenny vs Bykova, Elizaveta — 0-1 — Moscow RUS
1950 — Gligoric, Sofija vs Eliskases, Erich — 1/2-1/2 — Mar del Plata ARG
1950 — Amaro, Lucas Ibrair vs Acoltzi Ruiz, Mariana — 1/2-1/2 — Mar del Plata ARG
1950 — Alatortsev, Vladimir N. vs Averbakh, Yuri L — 1/2-1/2 — Moscow RUS