E39j - 6…Bxc5 7.Nf3 - Classical, Pirc (1967)

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E39j — Classical, Pirc (1967)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 O-O 6.a3 Bxc5 7.Nf3
Les coups candidats
Ambassadeurs : Macieja, Bartlomiej (20x), Nikolov, Momchil (19x), Grigore, George-Gabriel (13x), Krush, Irina (11x), Sokolov, Ivan (10x), Grant, Jonathan I M (10x), Kveinys, Aloyzas (9x), Ionescu, Constantin (9x)
Ambassadeurs : Forintos, Gyozo V (11x), Seirawan, Yasser (8x), Bakheet Farag (7x), Arlandi, Ennio (6x), Horvath, Tamas (6x), Prandstetter, Eduard (6x), Siger, Csaba (6x), Rittner, Horst (5x)
7…d5 — 8.1% (236 parties)
Ambassadeurs : Korneva, Marina (4x), Tunik, Gennady (3x), Ree, Hans (3x), Doroshkievich, Vladimir K (2x), Marconi Aracayo Rousbel Socrates (2x), Stassi, Emilio (2x), Kogan, Arthur (2x), Fabri, Ferenc (2x)
7…Be7 — 3.8% (112 parties)
Ambassadeurs : Vadasz, Laszlo (4x), Gagare, Shardul (4x), Tiviakov, Sergei (3x), Van Riemsdijk, Herman C. (3x), Gostisa, Leon (3x), Barbulescu, Dan (2x), Ulybin, Mikhail (2x), Roumegous, Marina (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…b6 7…Nc6 7…d5 7…Be7
<1800 87 46% 36% 5% 2%
1800-2200 653 48% 34% 9% 4%
2200-2600 1654 56% 24% 7% 5%
2600+ 134 69% 12% 9% 1%
Évolution par décennie (% des parties)
Décennie N parties 7…b6 7…Nc6 7…d5 7…Be7
1950s 23 17% 78% 4% —
1960s 6 — 67% 33% —
1970s 40 22% 60% 18% —
1980s 222 23% 56% 11% 5%
1990s 534 37% 41% 11% 3%
2000s 1175 65% 22% 3% 3%
2010s 695 55% 26% 3% 6%
2020s 223 35% 22% 34% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…b6 55% 35% ▼ -20.9%
7…Nc6 26% 22% ▼ -4.7%
7…d5 3% 34% ▲ +30.6%
7…Be7 6% 2% ▼ -4.7%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 9 parties
Kasparov, Garry — 4 parties
Kramnik, Vladimir — 3 parties
Ju, Wenjun — 2 parties
Smyslov, Vladimir — 1 partie
Botvinnik, Mikhail — 1 partie
Parties historiques
7…b6 — 50.7% (1480 parties)
1954 — Weichselbaumer, Ernst vs Andersen, Borge — 0-1 — Amsterdam olm
1956 — Kramer, Haije vs Poulsen, Christian — 1/2-1/2 — Moskou olm
1957 — Boleslavsky, Isaac vs Taimanov, Mark — 1/2-1/2 — Moskou ch-URS
1958 — De Greif, Boris vs Sanchez, Luis Augusto — 1/2-1/2 — Pereira
1973 — Kahn, Manfred vs Hazai, Laszlo Dr. — 0-1 — Leipzig GER
7…Nc6 — 30.2% (880 parties)
1950 — Bosch van Rosenthal, Edzard vs O'Kelly de Galway, Alberic — 1/2-1/2 — Amsterdam NED
1951 — Eken, Max vs Jonsson, Eric — 1/2-1/2 — Goteborg SWE
1951 — Eken, Max vs Unzicker, Ferdinand, Dr. — 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
7…d5 — 8.1% (236 parties)
1950 — Van den Berg, Carel B vs Ivkov, Borislav — 0-1 — Utrecht NED
1967 — Pachman, Ludek vs Gipslis, Aivars — 1/2-1/2 — Moscow RUS
1968 — Marovic, Drazen vs Lengyel, Levente — 1/2-1/2 — Amsterdam NED
1975 — Forintos, Gyozo V vs Denker, Arnold S — 1-0 — Lone Pine open
1977 — Kramer, Hanspeter vs Kostadinow, K. — 1-0 — corr ol8
7…Be7 — 3.8% (112 parties)
1981 — Sunye Neto, Jaime vs Van Riemsdijk, Herman C. — 1/2-1/2 — Sao Luis
1981 — Karolyi, Tibor vs Jankovec, Ivan — 1/2-1/2 — Karvina
1982 — Marovic, Drazen vs Benko, Pal — 1/2-1/2 — Rome ITA
1982 — Arlandi, Ennio vs Milos, Gilberto — 0-1 — Copenhagen DEN
1982 — Hansen, Curt vs Barbulescu, Dan — 1/2-1/2 — Copenhagen DEN