B89d - 7…a6 8.Qe2 - Velimirovic vs.

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B89d — Velimirovic vs.
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 a6 8.Qe2
Eval: [+0.35]
Les coups candidats
8…Qc7 — 65.8% (1357 parties)
Ambassadeurs : Madl, Ildiko (17x), Sher, Miron (12x), Inkiov, Ventzislav (12x), Lamford, Paul (11x), Hector, Jonny (11x), Lisenko, Alexander V (10x), Yrjola, Jouni (9x), Kupreichik, Viktor D (9x)
8…Be7 — 18.1% (374 parties)
Ambassadeurs : De Firmian, Nick (3x), Hartman, Brian (2x), Ferreira, Antonio (2x), Lanc, Alois (2x), Nunn, John D M (2x), Liberzon, Vladimir M (2x), Planinec, Albin (2x), Schlosser, Michael (2x)
8…Bd7 — 7.0% (145 parties)
Ambassadeurs : Van der Weide, Karel (6x), Sziva, Erika (3x), Madl, Ildiko (3x), Vavulin, Maxim (3x), Sharma Isha (3x), Yakimova, Mariya (3x), Ashby Prajeesh (2x), Markov, Vesna (2x)
8…Na5 — 6.9% (143 parties)
Ambassadeurs : Bakre, Tejas (9x), Kovalev, Andrei (6x), Hartston, William R (3x), Rossmann, Helmut (3x), Epishin, Vladimir (3x), Likavsky, Tomas (3x), Piotrowski, Patryk (3x), Williams, Leo (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 7 71% 14% 14% —
1800-2200 330 52% 30% 11% 2%
2200-2600 1343 70% 14% 6% 9%
2600+ 18 50% 22% 11% 17%
Évolution par décennie (% des parties)
Décennie N parties 8…Qc7 8…Be7 8…Bd7 8…Na5
1960s 20 55% 20% — 15%
1970s 123 53% 31% 4% 11%
1980s 335 76% 13% 6% 6%
1990s 549 70% 17% 4% 6%
2000s 600 65% 20% 5% 8%
2010s 313 64% 19% 8% 5%
2020s 122 43% 15% 35% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…Qc7 64% 43% ▼ -21.3%
8…Be7 19% 15% ▼ -4.1%
8…Bd7 8% 35% ▲ +27.3%
8…Na5 5% 7% ▲ +1.1%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 3 parties
Hou, Yifan — 2 parties
Tal, Mikhail — 1 partie
Ju, Wenjun — 1 partie
Gukesh D — 1 partie
Ding, Liren — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
8…Qc7 — 65.8% (1357 parties)
1964 — Litvinov, Vladimir vs Muehlberg, Siegfried — 1-0 — Minsk BLR
1966 — Kupreichik, Viktor D vs Liljedahl, Lennart — 1-0 — Groningen NED
1967 — Ribli, Zoltan vs Dely, Peter — 0-1 — Budapest HUN
1967 — Zatulovskaya, Tatiana vs ? — 1/2-1/2 — Subotica SRB
1967 — Palda, Karl vs Grabler — 1-0 — Austria
8…Be7 — 18.1% (374 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 — 7.0% (145 parties)
1970 — Sarapu, Ortvin vs Kwok Leon, P — 1-0 — Singapore friendly
1970 — Acuna Medina, Angel G. vs Schaufelberger, Heinz — 1-0 — Lugano SUI
1976 — Poulsson, Eivind vs Vinje, Arne — 1/2-1/2 — Gausdal NOR
1978 — Shirazi, Kamran vs Hon, Kah Seng Christie — 1-0 — Jakarta INA
1978 — Povah, Nigel E vs Weiss, Frank — 1-0 — Middlesborough (Teesside)
8…Na5 — 6.9% (143 parties)
1968 — Zaitsev Zlotnik vs Polugaevsky Gulko — 1-0 — Moscow RUS
1969 — Osnos, Viatcheslav vs Zhukhovitsky, Samuel — 1-0 — Grozny
1969 — Thorsteinsson, Bjorn vs Jonsson, Halldor — 0-1 — Icelandic Chess Cham
1970 — Dragasevic, Antonina vs ? — 1-0 — Tbilisi GEO
1970 — Olsson, Ake vs Ungureanu, Emil — 0-1 — Siegen GER