C93g - 11.Nbd2 - Closed, Smyslov (1964)

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C93g — Closed, Smyslov (1964)
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 h6 10.d4 Re8 11.Nbd2
Les coups candidats
Ambassadeurs : Flecher, Joseph (86x), Geller, Efim P. (40x), Gligorić, Svetozar (37x), De Coverly, Roger D (27x), Matanovic, Aleksandar (25x), ? (24x), Parma, Bruno (19x), Mena, Daniel (19x)
11…Bb7 — 2.6% (67 parties)
Ambassadeurs : Palladino, Mario (3x), Sherbakov, Vladimir (1x), Ovchinnikov, Aleksandr (1x), Van den Berg, Carel B (1x), Portisch, Lajos (1x), Kostro, Jerzy (1x), Balinas, Rosendo C (1x), Brown, Harold (1x)
11…Bd7 — 2.2% (58 parties)
Ambassadeurs : Musat, Adrian (2x), Salimova, Nurgyul (2x), Kovacs, Laszlo (1x), Forintos, Gyozo V (1x), Zuckerman, Bernard (1x), Dunkelblum, Arthur (1x), Janosevic, Dragoljub (1x), Damjanovic, Mato (1x)
11…exd4 — 1.1% (29 parties)
Ambassadeurs : Kuhl, Eckhard (1x), Zack, L. (1x), Wippich, Juergen (1x), Notemann, Volker (1x), Baquet, Roland (1x), Dijkveld, Stol Jan (1x), Ellis, James (1x), Rajlich, Vasik (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11…Bf8 11…Bb7 11…Bd7 11…exd4
<1800 88 83% 14% 2% 1%
1800-2200 679 91% 4% 2% 2%
2200-2600 907 94% 2% 4% 1%
2600+ 35 91% — 9% —
Évolution par décennie (% des parties)
Décennie N parties 11…Bf8 11…Bb7 11…Bd7 11…exd4
1960s 368 99% 1% 1% —
1970s 360 99% 1% 1% —
1980s 197 99% — 1% 1%
1990s 454 97% 2% 0% 1%
2000s 485 93% 4% 1% 2%
2010s 591 91% 6% 1% 2%
2020s 151 68% 3% 27% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11…Bf8 91% 68% ▼ -23.3%
11…Bb7 6% 3% ▼ -2.9%
11…Bd7 1% 27% ▲ +26.1%
11…exd4 2% 2% -0.4%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Karpov, Anatoly — 6 parties
Kasparov, Garry — 2 parties
Smyslov, Vladimir — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
11…Bf8 — 93.8% (2445 parties)
1961 — Tal, Mikhail vs Smyslov, Vasily — 1/2-1/2 — Baku AZE
1961 — Ajanski, Jordan S vs Filchev, Rusko — 0-1 — Sofia BUL
1961 — Tal, Mikhail vs Smyslov, Vasily — 1/2-1/2 — ?
1961 — Jansa, Vlastimil vs Spassky, Boris Vasily — 1/2-1/2 — It Central Chess Club, Moscow
1962 — Gligorić, Svetozar vs Korchnoi, Viktor — 1/2-1/2 — Stockholm SWE
11…Bb7 — 2.6% (67 parties)
1964 — Van den Berg, Carel B vs Portisch, Lajos — 1/2-1/2 — Beverwijk NED
1968 — Sherbakov, Vladimir vs Ovchinnikov, Aleksandr — 1-0 — ?
1968 — Kostro, Jerzy vs Balinas, Rosendo C — 1/2-1/2 — Lugano olm
1971 — Brown, Harold vs Hunt Darrel — 1-0 — Victoria CAN
1972 — Petersen, Finn vs Fedder, Steen — 1/2-1/2 — Copenhagen ch
11…Bd7 — 2.2% (58 parties)
1965 — Kovacs, Laszlo vs Forintos, Gyozo V — 1-0 — Budapest HUN
1968 — Zuckerman, Bernard vs Dunkelblum, Arthur — 1/2-1/2 — Wijk aan Zee II
1971 — Janosevic, Dragoljub vs Damjanovic, Mato — 1/2-1/2 — Netanya Netanya ISR
1971 — Andrew Browne vs Gheorghiu, Alexandru — 1/2-1/2 — Adelaide AUS
1981 — Angelo, Carvalho vs De Araujo, Xileno E — 1-0 — ?
11…exd4 — 1.1% (29 parties)
1987 — Kuhl, Eckhard vs Zack, L. — 0-1 — cr.
1990 — Baquet, Roland vs Dijkveld, Stol Jan — 1-0 — ?
1994 — Wippich, Juergen vs Notemann, Volker — 1/2-1/2 — Cologne GER
1998 — Ellis, James vs Rajlich, Vasik — 1/2-1/2 — North Bay CAN
2000 — Rivas, Andrea vs Abarca del Rio, Francisco — 1-0 — Lima PER