B89d - 7…a6 8.Qe2 - Velimirovic vs. 7…a6 (1966)

Fin du contenu

Aucune page supplémentaire à charger

← Articles plus récents
B89d — Velimirovic vs. 7…a6 (1966)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 a6 8.Qe2
Les coups candidats
8…Qc7 — 65.1% (1373 parties)
Ambassadeurs : Madl, Ildiko (17x), Lamford, Paul (12x), Lerner, Konstantin Z (11x), Inkiov, Ventzislav (11x), Kupreichik, Viktor D (9x), Hector, Jonny (9x), Lisenko, Alexander V (9x), Nunn, John D M (8x)
8…Be7 — 18.0% (380 parties)
Ambassadeurs : Ferreira, Antonio (2x), Hanusz, Karoly (2x), Nunn, John D M (2x), Lanc, Alois (2x), Firt, Stanislav (2x), Liberzon, Vladimir M (2x), Kauranen, Risto (2x), Pitters, Peter Cornelis (2x)
8…Bd7 — 7.7% (163 parties)
Ambassadeurs : Van der Weide, Karel (6x), Madl, Ildiko (3x), Sziva, Erika (3x), Pershina, Maria (3x), Ashby Prajeesh (2x), Sharma Isha (2x), Samant Aditya S (2x), Hrebenshchykova, Yelyzaveta (2x)
8…Na5 — 7.0% (148 parties)
Ambassadeurs : Bakre, Tejas (9x), Epishin, Vladimir (5x), Aseev, Konstantin N (5x), Kovalev, Andrei (4x), Hartston, William R (3x), Gomez Esteban, Juan Mario (3x), Likavsky, Tomas (3x), Jasnikowski, Zbigniew (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…Qc7 8…Be7 8…Bd7 8…Na5
<1800 32 53% 25% 22% —
1800-2200 486 56% 25% 10% 5%
2200-2600 1314 69% 14% 7% 8%
2600+ 14 43% 21% 14% 21%
Évolution par décennie (% des parties)
Décennie N parties 8…Qc7 8…Be7 8…Bd7 8…Na5
1960s 19 58% 21% — 11%
1970s 124 53% 31% 4% 10%
1980s 338 75% 12% 6% 6%
1990s 553 70% 17% 4% 7%
2000s 602 65% 20% 5% 8%
2010s 315 64% 19% 8% 5%
2020s 157 39% 15% 38% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…Qc7 64% 39% ▼ -25.0%
8…Be7 19% 15% ▼ -3.8%
8…Bd7 8% 38% ▲ +29.6%
8…Na5 5% 7% ▲ +1.6%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 3 parties
Hou, Yifan — 2 parties
Tal, Mikhail — 1 partie
Ju, Wenjun — 1 partie
Ding, Liren — 1 partie
Gukesh D — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
8…Qc7 — 65.1% (1373 parties)
1964 — Litvinov, Vladimir vs Muehlberg, Siegfried — 1-0 — Minsk BLR
1966 — Kupreichik, Viktor D vs Liljedahl, Lennart — 1-0 — Groningen NED
1967 — Zatulovskaya, Tatiana vs ? — 1/2-1/2 — Subotica SRB
1967 — Palda, Karl vs Grabler — 1-0 — Austria
1968 — Schoeneberg, Manfred vs Smejkal, Jan — 0-1 — Ybbs
8…Be7 — 18.0% (380 parties)
1968 — Zalys, Ignas vs Willis, Theron — 1-0 — Golden Knights
1968 — Lutikov, Anatoly S vs Van Oosterom, Hennie — 1-0 — Amsterdam NED
1969 — Rodriguez, Ruben vs Estimo, Samuel — 0-1 — Manila PHI
1969 — Jansen, Ingrid vs Wasnetsky, Ursula — 1-0 — Lublin POL
1970 — Pletanek, Danous vs Bezecny, Jiri — 1-0 — ?
8…Bd7 — 7.7% (163 parties)
1970 — Ayasofya Medina vs Schaufelberger, Heinz — 1-0 — Lugano SUI
1970 — Sarapu, Ortvin vs Kwok Leon, P — 1-0 — Singapore friendly
1976 — Poulsson, Eivind vs Vinje, Arne — 1/2-1/2 — Gausdal NOR
1978 — Povah, Nigel E vs Kresic, Fran — 1-0 — Middlesborough (Teesside)
1978 — Shirazi, Kamran vs Hon, Kah Seng Christie — 1-0 — Jakarta INA
8…Na5 — 7.0% (148 parties)
1968 — Zaitsev Zlotnik vs Polugaevsky Gulko — 1-0 — Moscow RUS
1969 — Thorsteinsson, Bjorn vs Jonsson, Halldor — 0-1 — Icelandic Chess Cham
1970 — Olsson, Ake vs Ungureanu, Emil — 0-1 — Siegen GER
1970 — Dragasevic, Antonina vs ? — 1-0 — Tbilisi GEO
1970 — Osnos, Viatcheslav vs Zhukhovitsky, Samuel — 1-0 — Grozny