E90t - 5…O-O 6.h3 c5 7.Be3 - King’s Indian (1925)

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E90t —
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.h3 c5 7.Be3
Les coups candidats
7…cxd4 — 68.1% (520 parties)
Ambassadeurs : Kotronias, Vasilios (4x), Antonsen, Mikkel (4x), Tateo, Ida (4x), Parligras, Mircea-Emilian (4x), Kruck, Daniel (3x), Ljuboschiz, Alexander (3x), Karpov, Anatoly (3x), Maroroa Jones, Gawain C B (3x)
7…Qa5 — 22.0% (168 parties)
Ambassadeurs : Parligras, Mircea-Emilian (3x), Harutjunyan, Gevorg (3x), Maguire, Gary (3x), Salzmann, Stefan (3x), Sanzhaev, Darsen (2x), Injac, Teodora (2x), Halliwell, Toni (2x), Mazur, Stefan (2x)
7…Na6 — 3.0% (23 parties)
Ambassadeurs : Injac, Teodora (2x), Savina, Anastasia (2x), Szabo, Laszlo M. (1x), Irwin, Philip R (1x), Rocha, Valdemir Soares (1x), Martins, Anderson (1x), Wilke, Matthias (1x), Schumacher, Dennis (1x)
7…Nc6 — 2.7% (21 parties)
Ambassadeurs : Bazakutsa, Svyatoslav (2x), Koltanowski, George (1x), Lokvenc, Josef (1x), Hamacher, Axel (1x), Ilic, Dragan (1x), Mizrahi, Claudio (1x), Ledesma, Horacio (1x), Angelov, Zvetomir (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…cxd4 7…Qa5 7…Na6 7…Nc6
<1800 21 71% 10% — 5%
1800-2200 236 67% 19% 4% 2%
2200-2600 402 69% 25% 2% 3%
2600+ 22 77% 23% — —
Évolution par décennie (% des parties)
Décennie N parties 7…cxd4 7…Qa5 7…Na6 7…Nc6
1920s 7 86% — — 14%
1930s 1 100% — — —
1940s 1 100% — — —
1950s 6 33% 67% — —
1960s 8 25% 75% — —
1970s 7 57% 29% 14% —
1980s 18 83% 6% — 6%
1990s 48 62% 17% 8% —
2000s 92 64% 20% 7% 2%
2010s 325 75% 17% 2% 2%
2020s 251 63% 29% 2% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…cxd4 75% 63% ▼ -12.2%
7…Qa5 17% 29% ▲ +12.6%
7…Na6 2% 2% -0.2%
7…Nc6 2% 4% ▲ +1.8%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 4 parties
Euwe, Max — 2 parties
Ju, Wenjun — 2 parties
Parties historiques
7…cxd4 — 68.1% (520 parties)
1925 — Gruenfeld, Ernst vs Saemisch, Friedrich — 1/2-1/2 — Baden-Baden GER
1926 — Johannes Henricus Pannekoek vs Euwe, Max — 0-1 — Utrecht NED
1926 — Davidson, Jacques vs Pannekoek, Johannes — 1/2-1/2 — NED
1927 — Tackels, Andre vs Weenink, Henri — 0-1 — The Hague NED
1927 — Koltanowski, George vs Euwe, Max — 0-1 — 1st Olympiad
7…Qa5 — 22.0% (168 parties)
1952 — Szabo, Ladislav vs Benko, Pal — 1-0 — Budapest HUN
1952 — Auer, Franz vs Platz, Hans — 0-1 — Helsinki olm
1952 — Szilagyi, Gyorgy Laszlo vs Laszlo, Csaba — 1/2-1/2 — Budapest HUN
1954 — Sliwa, Bogdan vs Szabo, Stefan — 1-0 — Bucharest ROU
1960 — Bondarevsky, Igor vs Barden, Leonard — 1-0 — Hastings ENG
7…Na6 — 3.0% (23 parties)
1973 — Szabo, Laszlo M. vs Irwin, Philip R — 1-0 — Las Vegas, NV USA
1993 — Mueller, Michael vs Hoffmann, Hendrik — 1/2-1/2 — Dresden GER
1997 — Gerasin L vs Zaitsev V I — 0-1 — ?
1999 — Rocha, Valdemir Soares vs Martins, Anderson — 0-1 — BRA-ch66 sf2
1999 — Wilke, Matthias vs Schumacher, Dennis — 0-1 — Oberhof
7…Nc6 — 2.7% (21 parties)
1928 — Koltanowski, George vs Lokvenc, Josef — 1-0 — The Hague NED
1988 — Hamacher, Axel vs Ilic, Dragan — 0-1 — Dortmund op Dortmund GER
2003 — Mizrahi, Claudio vs Ledesma, Horacio — 1-0 — Buenos Aires ARG
2008 — Angelov, Zvetomir vs Angelov, Angel — 1-0 — Sunny Beach BUL
2017 — Feshina, Anastasiya vs Murtazin, Bulat — 0-1 — Voronezh RUS