E18g - 8.Ne5 - Queen’s Indian (1920)

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E18g — Queen’s Indian (1920)
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 d5 8.Ne5
Les coups candidats
Ambassadeurs : Simonian, Hrair (7x), Bernasek, Jan (3x), Couspeyre, Thierry (3x), Lumsdon, Andrew (3x), Eggleston, David J (3x), Augoustis Funti, Alexis (3x), Pilgram, Kurt (3x), Bosch van Rosenthal, Edzard (2x)
Ambassadeurs : O'Kelly de Galway, Alberic (3x), Fries-Nielsen, Jens Ove (3x), Rellstab, Ludwig (2x), Guimard, Carlos E (2x), Adamski, Jan (2x), Donchenko, Anatoly (2x), Kroencke, Manfred (2x), Bazant, Petr (2x)
Ambassadeurs : Nun, Jiri (16x), Yudasin, Leonid (8x), Markmann, Ulrich (7x), Kojder, Konrad (5x), Huebner, Robert (5x), Schneider, Lars-Ake (5x), Timman, Jan H (4x), Psakhis, Lev (4x)
8…Qc8 — 7.8% (287 parties)
Ambassadeurs : Pietzsch, Wolfgang (3x), Donner, Jan-Hein (3x), Füster, Géza (2x), Smyslov, Vasily (2x), Gracs, Pal (2x), Vogel, Jaap (2x), Kolvig, Bent (1x), Blom, Kaj (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…Nbd7 8…c6 8…Na6 8…Qc8
<1800 236 60% 14% 6% 4%
1800-2200 1842 53% 16% 8% 6%
2200-2600 1193 34% 15% 30% 9%
2600+ 5 20% — 80% —
Évolution par décennie (% des parties)
Décennie N parties 8…Nbd7 8…c6 8…Na6 8…Qc8
1950s 43 28% 30% — 40%
1960s 47 23% 26% 2% 34%
1970s 149 24% 17% 42% 9%
1980s 243 28% 12% 44% 7%
1990s 580 34% 18% 23% 8%
2000s 943 51% 15% 12% 8%
2010s 1375 53% 16% 10% 6%
2020s 318 60% 14% 6% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…Nbd7 53% 60% ▲ +7.2%
8…c6 16% 14% ▼ -2.0%
8…Na6 10% 6% ▼ -3.9%
8…Qc8 6% 3% ▼ -3.9%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 5 parties
Tal, Mikhail — 5 parties
Parties historiques
8…Nbd7 — 46.5% (1719 parties)
1950 — Nielsen, Julius vs Vestol, Aage — 1/2-1/2 — Reykjavik ISL
1951 — Gordon Noel Pires vs Rasmussen, Karsten — 1-0 — San Luis ARG
1952 — Spanjaard, Eduard vs Van Donk, Henk — 1-0 — Veenendaal
1952 — Gonzalez, Juan Carlos vs Ortega, Rogelio — 1-0 — Havana CUB
1954 — Cherepkov, Alexander V vs Klovans, Janis — 1/2-1/2 — Riga LAT
8…c6 — 15.7% (582 parties)
1950 — Holowach, Walter vs Burfield, Frank R — 1-0 — Edmonton CAN
1950 — Martin M Pereira vs Sanguinetti, Ricardo — 1-0 — Mar del Plata ARG
1951 — Bolbochan, Jacobo vs Guimard, Carlos E — 1/2-1/2 — Mar del Plata ARG
1952 — Eken, Max vs Saemisch, Friedrich — 1/2-1/2 — Zwolle NED
1952 — Vaitonis, Povilas vs Stoltz, Gösta — 0-1 — Stockholm izt
8…Na6 — 15.5% (573 parties)
1967 — Edelsvard, Olle vs Johansson, Martin 1979 — 1/2-1/2 — corr SWE/K
1972 — Lein, Anatoly vs Lutikov, Anatoly S — 1/2-1/2 — Chelyabinsk RUS
1975 — Lehmann, Christina vs Alisalama Nirina Jean Michel — 1/2-1/2 — Halle GER
1976 — Hubner, R. vs Byrne, Ray — 1/2-1/2 — Las Palmas ESP
1976 — Agzamov, Georgy vs Pinchuk, Sergey T — 1-0 — Tashkent UZB
8…Qc8 — 7.8% (287 parties)
1950 — Eugenio, Sarah De Oliveira vs Donner, Jan-Hein — 0-1 — Venice ITA
1950 — Novotelnov, Nikolai vs Kholmov, Ratmir D — 0-1 — URS-ch sf Tartu
1950 — Acoltzi Ruiz, Mariana vs Martin M Pereira — 1-0 — Mar del Plata ARG
1951 — Heinicke, Herbert vs Pfeiffer, Gerhard — 1-0 — Augsburg GER
1951 — Füster, Géza vs Gracs, Pal — 1-0 — Hungary ch