B42f - 5…Bc5 - Kan Variation, Polugaevsky Variation (1961)

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B42f — Kan Variation, Polugaevsky Variation (1961)
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Bc5
Les coups candidats
6.Nb3 — 95.8% (11465 parties)
Ambassadeurs : Epishin, Vladimir (61x), Smirin, Ilia (45x), Korneev, Oleg (45x), Agrest, Evgenij (35x), Horvath, Csaba (35x), Bezold, Michael (31x), Szeberenyi, Adam (30x), Chorfi, Khaled (26x)
6.c3 — 1.9% (228 parties)
Ambassadeurs : Timman, Jan H (3x), Perez Rodriguez, Luis Manuel (3x), Carlsen, Magnus (3x), Khripachenko, Alexander (3x), Verstraeten, Roland (2x), Geller, Efim P. (2x), Piket, Jeroen (2x), Epishin, Vladimir (2x)
6.Be3 — 1.4% (172 parties)
Ambassadeurs : Kosteniuk, Alexandra (8x), Grabczewski, Romuald (3x), Adamski, Jan (2x), Enns, Edward (2x), Popovic, Petar (2x), Schlotthauber, Werner (1x), Speer, Albrecht (1x), Geller, Efim P. (1x)
6.Nf3 — 0.7% (84 parties)
Ambassadeurs : Ruiz Jaraba, Valentina Sofia (3x), Sokolov, Andrei (2x), Casa, Alex (1x), Veizaj, Mendim (1x), Keres, Paul Petrovich (1x), Smyslov, Vasily (1x), Browne, Walter Shawn (1x), Olafsson, Fridrik (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.Nb3 6.c3 6.Be3 6.Nf3
<1800 374 92% 2% 4% 2%
1800-2200 3776 95% 2% 2% 1%
2200-2600 6708 97% 2% 1% 0%
2600+ 352 96% 3% 0% 1%
Évolution par décennie (% des parties)
Décennie N parties 6.Nb3 6.c3 6.Be3 6.Nf3
1960s 152 89% 3% 6% 1%
1970s 199 92% 4% 2% 1%
1980s 211 97% 2% 0% —
1990s 1050 95% 3% 1% 1%
2000s 4173 95% 2% 2% 1%
2010s 4558 96% 2% 1% 1%
2020s 1625 97% 1% 1% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.Nb3 96% 97% ▲ +1.2%
6.c3 2% 1% -0.4%
6.Be3 1% 1% ▼ -0.6%
6.Nf3 1% 1% -0.0%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 10 parties
Hou, Yifan — 10 parties
Carlsen, Magnus — 8 parties
Karpov, Anatoly — 6 parties
Ding, Liren — 6 parties
Botvinnik, Mikhail — 2 parties
Kasparov, Garry — 2 parties
Smyslov, Vladimir — 1 partie
Tal, Mikhail — 1 partie
Kramnik, Vladimir — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
6.Nb3 — 95.8% (11465 parties)
1960 — Matulovik vs Korchnoi, Viktor — 1-0 — ?
1960 — Persitz, Raaphi vs Veizaj, Mendim — 1-0 — Leipzig GER
1962 — Matanovic, Aleksandar vs Ivkov, Borislav — 1/2-1/2 — Havana CUB
1962 — Bazan, Osvaldo vs Marcussi, Bartolome J — 1-0 — Buenos Aires ARG
1962 — Bogdanovic, Rajko vs Bak, Istvan — 1/2-1/2 — Sarajevo BIH
6.c3 — 1.9% (228 parties)
1963 — Tsaropoulos, P.. vs Sarris, Panagiotis — 1/2-1/2 — Athens GRE
1964 — Verstraeten, Roland vs Cornelis, Frans B — 1-0 — Mechelen
1964 — Besztercsenyi, Tibor vs Liptay, Laszlo Dr. — 1/2-1/2 — Budapest HUN
1964 — Verstraeten, Roland vs Van Seters, Frits — 1/2-1/2 — Mechelen
1969 — Geller, Efim P. vs Taimanov, Mark — 1-0 — Moskou ch-URS
6.Be3 — 1.4% (172 parties)
1962 — Geller, Efim P. vs Filip, Miroslav — 1/2-1/2 — Curacao ct
1963 — Keres, Paul vs Vladimirov, Boris T — 1/2-1/2 — Moscow RUS
1963 — Keres, Paul Petrovich vs Vladimirov, Boris — 1/2-1/2 — Moscow RUS
1964 — Prakhov, Valentin Asenov vs Kaikamdzozov, Jivko — 1-0 — Sofia BUL
1964 — Boey, Josef vs Cornelis, Frans B — 1/2-1/2 — Mechelen
6.Nf3 — 0.7% (84 parties)
1960 — Casa, Alex vs Veizaj, Mendim — 0-1 — Leipzig olm
1961 — Keres, Paul Petrovich vs Smyslov, Vasily — 1/2-1/2 — Baku ch-URS
1976 — Browne, Walter Shawn vs Olafsson, Fridrik — 1/2-1/2 — Amsterdam NED
1978 — Zubieta, Sonia vs Stretch, Winsome R — 1/2-1/2 — Buenos Aires ARG
1992 — Bustos, Cristian vs Jodorcovsky Werjivker, Paulo — 1-0 — San Rafael ch-ARG jr