B77d - 9…Nd7

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B77d —
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 O-O 8.Qd2 Nc6 9.Bc4 Nd7
Eval: [+0.98]
Les coups candidats
10.O-O-O — 47.8% (621 parties)
Ambassadeurs : Szylar, Eric (7x), Parkanyi, Attila (7x), Mohr, Georg (5x), Mamedov, Rauf (4x), Alonso Moyano, Jonathan (4x), Kozel, Jiri (4x), Camara, Helder (3x), Lehtinen, Heikki (3x)
10.h4 — 27.3% (355 parties)
Ambassadeurs : Legahn, Dirk (6x), Parkanyi, Attila (6x), Shukh, Nikolai (4x), Gleyzer, Leonid (4x), Kupreichik, Viktor D (3x), Klovans, Janis (3x), Zupe, Miran (3x), Tancsa, Robert (3x)
10.Bb3 — 13.1% (170 parties)
Ambassadeurs : Held, Markus (4x), Sax, Gyula (3x), Mamedov, Rauf (3x), Perez Mitjans, Orelvis (3x), Parma, Bruno (2x), Honfi, Karoly (2x), Toth, Gabor (2x), Schabanel, Stephane (2x)
10.Nxc6 — 5.5% (71 parties)
Ambassadeurs : Parkanyi, Attila (2x), Bisguier, Arthur B (1x), Byrne, David (1x), Dobias, Josef (1x), Herink, Miroslav (1x), Prie, Eric (1x), Mitard (1x), Alzate, Dario (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10.O-O-O 10.h4 10.Bb3 10.Nxc6
<1800 34 65% 18% 9% 6%
1800-2200 505 50% 24% 11% 8%
2200-2600 470 47% 31% 14% 3%
2600+ 7 43% 14% 43% —
Évolution par décennie (% des parties)
Décennie N parties 10.O-O-O 10.h4 10.Bb3 10.Nxc6
1950s 8 38% 38% — 25%
1960s 64 52% 22% 22% —
1970s 22 23% 55% 9% 5%
1980s 56 46% 30% 14% 2%
1990s 244 37% 34% 14% 7%
2000s 543 52% 25% 12% 6%
2010s 337 50% 25% 13% 5%
2020s 26 50% 19% 12% 12%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10.O-O-O 50% 50% -0.4%
10.h4 25% 19% ▼ -5.4%
10.Bb3 13% 12% ▼ -1.5%
10.Nxc6 5% 12% ▲ +6.8%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 1 partie
Parties historiques
10.O-O-O — 47.8% (621 parties)
1955 — Vasiukov, Evgeni vs Averbakh, Yuri L — 1-0 — Moscow RUS
1956 — Estrin, Yakov vs Voronkov, Boris — 0-1 — Moscow RUS
1958 — Klavins, Janis vs Barviks, Andris — 0-1 — Riga LAT
1962 — Sternina, Vera E vs Lizunova, R. — 1-0 — Leningrad RUS
1962 — Fischer, Robert J vs Purevzhav, S — 1-0 — Varna BUL
10.h4 — 27.3% (355 parties)
1956 — Byvshev, Vasily vs Kondratiev, Pavel E — 1-0 — Leningrad RUS
1958 — Muchnik, Khanan Lvovich vs Zak, Vladimir Grigorievi — 1-0 — Moscow RUS
1958 — Vukcevich, Milan vs Cuderman, Vinko — 1-0 — Sarajevo BIH
1962 — Safvat, Younus vs Honfi, Karoly — 1/2-1/2 — ?
1962 — Safvat, Younus vs Honfi, K. — 1/2-1/2 — Varna BUL
10.Bb3 — 13.1% (170 parties)
1962 — Scanavino, Eduardo vs Goldenberg, Edgardo — 0-1 — Buenos Aires ARG
1962 — Bilek, Istvan vs Dozsa, Tibor — 1-0 — CsB
1962 — Gipslis, Aivars vs Geller, Alexander — 1/2-1/2 — Riga LAT
1962 — Parma, Bruno vs Honfi Dr. Karoly, — 1-0 — Belgrado YUG-HUN
1962 — Parma, Bruno vs Honfi, Karoly — 1-0 — Belgrade SRB
10.Nxc6 — 5.5% (71 parties)
1956 — Dobias, Josef vs Herink, Miroslav — 1/2-1/2 — Chomutov
1957 — Bisguier, Arthur B vs Byrne, David — 1-0 — Cleveland, OH USA
1979 — Alzate, Dario vs Acosta, Alejandro — 1-0 — Manizales
1983 — Prie, Eric vs Mitard — 1-0 — Val Thorens FRA
1991 — Garcia, Javier vs Rhl, Juan — 0-1 — Clasificatorio (UCV)