E26c - 6…b6 - Sämisch Variation, O'Kelly Variation

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E26c — Sämisch Variation, O'Kelly Variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.e3 b6
Les coups candidats
7.Bd3 — 73.3% (524 parties)
Ambassadeurs : Mastichiadis, Fotis (6x), Eken, Max (4x), O'Kelly de Galway, Alberic (3x), Matanovic, Aleksandar (3x), Donner, Jan-Hein (3x), Santos, Marcus Vinicius Moreira (3x), Tsuboi, Edson Kenji (3x), Iniyan, Pa (3x)
7.Ne2 — 16.5% (118 parties)
Ambassadeurs : Pachman, Ludek (3x), Vladimirov, Boris T (2x), Robatsch, Karl (2x), Averbakh, Yuri L (2x), Shamkovich, Leonid (2x), Djurasevic, Bozidar (2x), Vladimirov, Boris (2x), Huelsmann, Josef (2x)
7.Nf3 — 6.3% (45 parties)
Ambassadeurs : Wallis, Philip N (2x), Ilinsky, Yury (2x), Cafferty, Bernard (1x), Seoev, Robert (1x), Biyiasas, Peter (1x), Ludgate, Alan (1x), Rosenfeld, Isai K (1x), Erozbek, Akdogan (1x)
7.f3 — 1.1% (8 parties)
Ambassadeurs : Vano, E. (1x), Buerger, E. (1x), Doerner, Charles (1x), German, Eugenio (1x), Ntailanis, N. (1x), Georghiou, Antonis (1x), Guevara, Francisco Javier (1x), Alzola, Enrique (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.Bd3 7.Ne2 7.Nf3 7.f3
<1800 31 81% 3% 13% 3%
1800-2200 210 77% 8% 10% 1%
2200-2600 194 81% 15% 2% 1%
2600+ 5 80% 20% — —
Évolution par décennie (% des parties)
Décennie N parties 7.Bd3 7.Ne2 7.Nf3 7.f3
1950s 96 81% 15% 2% 1%
1960s 85 40% 45% 12% 1%
1970s 41 46% 46% 5% —
1980s 54 63% 26% 4% 2%
1990s 85 75% 15% 5% —
2000s 124 84% 6% 6% 2%
2010s 131 81% 4% 11% 1%
2020s 99 86% 7% 3% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.Bd3 81% 86% ▲ +4.9%
7.Ne2 4% 7% ▲ +3.3%
7.Nf3 11% 3% ▼ -8.4%
7.f3 1% 2% ▲ +1.3%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 3 parties
Parties historiques
7.Bd3 — 73.3% (524 parties)
1950 — Mastichiadis, Fotis vs Eken, Max — 0-1 — Dubrovnik olm
1950 — Mastichiadis, Fotis vs O'Kelly, Albéric de Galway — 0-1 — Dubrovnik olm
1950 — Castillo Bermudez, Manuel vs O'Kelly de Galway, Alberic — 0-1 — Dubrovnik CRO
1950 — Gruber, Bratoljub vs De Stefani, Carlo — 0-1 — Venice ITA
1950 — Simagin, Vladimir vs Foltys, Jan — 1/2-1/2 — Schiavno Zdroj
7.Ne2 — 16.5% (118 parties)
1952 — Huguet, Horacio E vs Garibaldi, Oscar — 1-0 — Buenos Aires ARG
1956 — Averbakh, Yuri L vs Rabar, Braslav — 1-0 — Belgrade SRB
1956 — Geller, Efim P. vs Smyslov, Vasily — 0-1 — Amsterdam NED
1956 — Richards, David John vs Cafferty, Bernard — 0-1 — Blackpool ENG
1956 — Geller, Efim P. vs Djurasevic, Bozidar — 1-0 — Belgrade SRB
7.Nf3 — 6.3% (45 parties)
1950 — Spassky, Boris Vasily vs Bykov, Valery — 1-0 — Leningrad RUS
1959 — Wallis, Philip N vs Cafferty, Bernard — 1/2-1/2 — ?
1960 — Wallis, Philip N vs Wilkinson, Bernard Landon — 1-0 — Coventry ENG
1961 — Ilinsky, Yury vs Seoev, Robert — 1-0 — Novgorod RUS
1961 — Ilinsky, Yury vs Rosenfeld, Isai K — 0-1 — Novgorod RUS
7.f3 — 1.1% (8 parties)
1952 — Doerner, Charles vs German, Eugenio — 0-1 — Helsinki olm
1968 — Vano, E. vs Buerger, E. — 0-1 — Illinois Open
1988 — Ntailanis, N. vs Georghiou, Antonis — 1/2-1/2 — ?
2007 — Guevara, Francisco Javier vs Alzola, Enrique — 1-0 — ICCF
2008 — Merino Araguas, Jose Javier vs Esquivias Gomez, Francisco Javier — 1/2-1/2 — Madrid ESP