E39k - 6.a3 Bxc5 7.Nf3 Nc6 - Classical Pirc [+0.49]

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E39k — Classical Pirc
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 O-O 6.a3 Bxc5 7.Nf3 Nc6
Eval: [+0.49]
Les coups candidats
8.Bg5 — 65.4% (703 parties)
Ambassadeurs : Forintos, Gyozo V (7x), Seirawan, Yasser (7x), Rittner, Horst (5x), Suba, Mihai (5x), Bohm, Hans (4x), Prandstetter, Eduard (4x), Siger, Csaba (4x), Barth, Hans Juergen (4x)
8.Bf4 — 18.3% (197 parties)
Ambassadeurs : Whiteley, Andrew J (6x), Farago, Ivan (4x), Forintos, Gyozo V (4x), Chekhov, Valery A (4x), Ree, Hans (3x), Arlandi, Ennio (3x), Van der Wiel, John T.H. (3x), Condie, Mark L (3x)
8.e3 — 8.3% (89 parties)
Ambassadeurs : Euwe, Max (2x), Keller-Hermann, Edith (2x), Malek, Daniel (2x), Rossi, Giampiero (2x), Baburin, Alexander (2x), Szigeti, Miklos (1x), Szabo, Laszlo (1x), Rohacek, Ivan (1x)
8.b4 — 7.3% (78 parties)
Ambassadeurs : Najdorf, Miguel (3x), Reshevsky, Samuel (3x), Martins, Kurt (2x), Spielmann De Gea, David (1x), Lazarne Vajda, Szidonia (1x), Olivera, Alfredo (1x), Rossetto, Hector (1x), Oestreich, Reinhard (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.Bg5 8.Bf4 8.e3 8.b4
<1800 17 65% 24% 12% —
1800-2200 249 62% 13% 11% 13%
2200-2600 508 66% 24% 6% 4%
2600+ 23 83% 13% 4% —
Évolution par décennie (% des parties)
Décennie N parties 8.Bg5 8.Bf4 8.e3 8.b4
1920s 1 — — — 100%
1930s 3 33% — 67% —
1940s 1 100% — — —
1950s 24 8% 8% 42% 33%
1960s 6 17% — 67% 17%
1970s 27 37% 44% 4% 15%
1980s 139 58% 34% 4% 4%
1990s 270 72% 14% 8% 6%
2000s 317 71% 17% 6% 5%
2010s 244 67% 15% 6% 9%
2020s 43 56% 14% 26% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.Bg5 67% 56% ▼ -11.4%
8.Bf4 15% 14% ▼ -1.2%
8.e3 6% 26% ▲ +19.4%
8.b4 9% 5% ▼ -4.8%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 3 parties
Karpov, Anatoly — 3 parties
Smyslov, Vladimir — 1 partie
Kasparov, Garry — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
8.Bg5 — 65.4% (703 parties)
1939 — Van Scheltinga, Theo vs Golombek, Harry — 1/2-1/2 — The Hague NED
1949 — Kotov Lundqvist, Alex vs Szabo, Ladislav — 1-0 — Budapest HUN
1950 — Van Scheltinga, Theo vs O'Kelly de Galway, Alberic — 1/2-1/2 — Amsterdam NED
1955 — Keller, Dieter vs Broden, Per — 1-0 — Antwerp BEL
1960 — Levin, Mikhail vs Novopashin, Arkady — 0-1 — Kiev UKR
8.Bf4 — 18.3% (197 parties)
1952 — Euwe, Max vs Lundin, Erik — 0-1 — Zurich SUI
1958 — Wise, Thomas H vs Fazekas, Stephan — 1/2-1/2 — Leamington
1973 — Forintos, Gyozo V vs Mititelu, Gheorghe — 1/2-1/2 — Bath etc
1975 — Forintos, Gyozo V vs Tompa, Janos — 1-0 — Kecskemet HUN
1975 — Hjorth, Sune vs Wikstrom, Bo-Gunnar — 1-0 — cr.
8.e3 — 8.3% (89 parties)
1934 — Rohacek, Ivan vs Eliskases, Erich — 0-1 — Budapest HUN
1936 — Szigeti, Miklos vs Szabo, Laszlo — 1/2-1/2 — Budapest HUN
1951 — Euwe, Max vs Unzicker, Wolfgang — 1-0 — Duesseldorf GER
1951 — Scheltinga Muhrin vs Euwe, Max and vd Berg — 0-1 — Radio LB
1951 — Scheltinga Muhring vs Euwe vd Berg — 0-1 — radio
8.b4 — 7.3% (78 parties)
1928 — Spielmann De Gea, David vs Lazarne Vajda, Szidonia — 1-0 — It, Budapest HUN
1952 — Najdorf, Miguel vs Reshevsky, Samuel — 0-1 — Mexico/N.York/Salvador
1952 — Najdorf, Miguel vs Reshevsky, Samuel — 0-1 — New York, NY USA
1952 — Najdorf, Miguel vs Reshevsky, Samuel — 1/2-1/2 — Mexico/N.York/Salvador
1954 — Bronstein, David I vs Denker, Arnold S — 1-0 — New York, NY USA