E83f - 7…a6 - King's Indian Defense: Sämisch Variation, Panno Formation (1960)

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E83f — Sämisch Variation, Panno Formation (1960)
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 7.Nge2 a6
Les coups candidats
Ambassadeurs : Herzog, Klaus (18x), Nunn, John D M (16x), Santistevan, Ovidio (15x), Haba, Petr (15x), Kahn, Evarth Dr. (14x), Murey, Jacob (13x), Dreev, Aleksey (13x), Gufeld, Eduard (12x)
Ambassadeurs : Kraidman, Yair (7x), Burger, Heinrich (4x), Pietzsch, Wolfgang (3x), Kubala, Martin (3x), Gunnarsson, Gunnar K (2x), Bagirov, Vladimir (2x), Spassky, Boris Vasily (2x), Sarwinski, Miroslaw (2x)
Ambassadeurs : Rodewis, Thomas, Dr. (5x), Gheorghiu, Florin (4x), Bobotsov, Milko G (4x), Reinhardt, Ralph (3x), Llanos, Guillermo (3x), Werner, Mario (3x), Howell, James C (2x), Aegerter, Martin (2x)
8.g4 — 1.5% (98 parties)
Ambassadeurs : Bobotsov, Milko G (2x), Calero, Ivan (2x), Strickert H (2x), Erban, Tomas (2x), Perez Gonsalves, Eduardo (1x), Medina-Garcia, Antonio (1x), Niemela, Ilmari Aarne (1x), Merino Mejuto, Domingo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.Qd2 8.Nc1 8.a3 8.g4
<1800 236 85% 4% 3% 3%
1800-2200 2296 87% 4% 1% 2%
2200-2600 2868 87% 4% 3% 1%
2600+ 91 96% 2% — —
Évolution par décennie (% des parties)
Décennie N parties 8.Qd2 8.Nc1 8.a3 8.g4
1950s 4 100% — — —
1960s 206 70% 14% 5% 3%
1970s 147 75% 10% 3% 4%
1980s 720 84% 7% 5% 1%
1990s 1599 83% 5% 4% 1%
2000s 1590 88% 3% 1% 2%
2010s 2106 90% 3% 1% 1%
2020s 305 85% 3% 0% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.Qd2 90% 85% ▼ -4.6%
8.Nc1 3% 3% -0.0%
8.a3 1% 0% -0.4%
8.g4 1% 1% -0.3%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 7 parties
Ding, Liren — 6 parties
Kasparov, Garry — 5 parties
Botvinnik, Mikhail — 3 parties
Tal, Mikhail — 2 parties
Kramnik, Vladimir — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
8.Qd2 — 86.0% (5745 parties)
1955 — Zamkovskaya, Violetta Aleks vs Kopaev, Nikolay A — 0-1 — Kiev UKR
1957 — Franco Raymundo, Eduardo vs Perez Perez, Francisco Jose — 1-0 — Zaragoza
1957 — Franco Raymundo, Eduardo vs Perez Perez, Francisco Jose — 0-1 — Madrid ESP
1959 — Bobotsov, Milko G vs Portisch, Lajos — 1/2-1/2 — Budapest HUN
1960 — Lilienthal, Andor vs Bak, Istvan — 1/2-1/2 — Balatonfured
8.Nc1 — 4.2% (283 parties)
1961 — Soos, Bela vs Radovici, Corvin — 1/2-1/2 — Bucharest ROU
1962 — Bagirov, Vladimir vs Sakharov, Yuri N — 1/2-1/2 — URS-ch sf Novosibirsk
1962 — Bagirov, Vladimir vs Zakharov, Igor — 1/2-1/2 — Novosibirsk RUS
1962 — Bersutzki, Gregory vs Bannik, Anatolij — 0-1 — Leningrad RUS
1962 — Spassky, Boris Vasily vs Gheorghiu, Florin — 1-0 — Ch World (students), Mariansk
8.a3 — 2.2% (150 parties)
1961 — Spassky, Boris Vasily vs Nezhmetdinov, Rashid — 1/2-1/2 — Baku AZE
1961 — Szabo, Laszlo vs Bobotsov, Milko G — 0-1 — Marianske Lazne
1961 — Bobotsov, Milko G vs Perez Perez, Francisco Jose — 1-0 — Zevenaar
1962 — Lilienthal, Andor vs Ciocaltea, Victor — 1/2-1/2 — Sofia BUL
1963 — Kortchnoi, V. vs Stein, Leon Rico — 1/2-1/2 — Leningrad ch-URS
8.g4 — 1.5% (98 parties)
1961 — Niemela, Ilmari Aarne vs Bobotsov, Milko G — 0-1 — Marianske Lazne
1962 — Hamann, Svend vs Gufeld, Eduard — 0-1 — Marianske Lazne
1963 — Calero, Ivan vs Bobotsov, Milko G — 1/2-1/2 — Havana CUB
1963 — Calero, Ivan vs Korchnoi, Viktor — 0-1 — Havana CUB
1964 — Merino Mejuto, Domingo vs Saborido Carre, Rafael — 1/2-1/2 — Las Palmas ESP