B78r - 10…Qa5 - Dragon, Yugoslav, Old Main Line (1960)

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B78r — Dragon, Yugoslav, Old Main Line (1960)
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 Bd7 10.O-O-O Qa5
Les coups candidats
11.Bb3 — 40.9% (1039 parties)
Ambassadeurs : Lecha González, Jesús Nicolás (11x), Ward, Chris G (5x), Bergez, Luc (5x), Grabarczyk, Bogdan (5x), Lotti, Fabio (4x), Velimirovic, Dragoljub (4x), Roselli Mailhe, Bernardo (4x), Halwick, Floyd (4x)
11.Kb1 — 25.8% (655 parties)
Ambassadeurs : Bergez, Luc (5x), Soyez, Cyril (5x), Gaponenko, Inna (5x), Rajlich, Vasik (5x), Demeter, Peter (5x), Moody, David W (4x), Matulovic, Milan (3x), Panzel, Kenneth (3x)
11.h4 — 21.8% (553 parties)
Ambassadeurs : Ward, Chris G (5x), Kahn, Evarth Dr. (5x), Manik, Mikulas (4x), Karpov, Anatoly (3x), Gik, Evgeny (3x), Dubinin, Peter (3x), Romero Marras, Juan Jose (3x), Langreck, John (3x)
11.g4 — 7.1% (180 parties)
Ambassadeurs : Kreiling, Carsten (3x), Blaho, Stefan (3x), Hillman, Jamie O (2x), Rihouay, Clement (2x), Hobza, Frantisek (1x), Prucha, Karel (1x), Bykhovsky, Anatoly A (1x), Gik, Evgeny (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11.Bb3 11.Kb1 11.h4 11.g4
<1800 141 40% 23% 18% 9%
1800-2200 1161 34% 30% 22% 9%
2200-2600 712 45% 25% 24% 4%
2600+ 3 33% 33% 33% —
Évolution par décennie (% des parties)
Décennie N parties 11.Bb3 11.Kb1 11.h4 11.g4
1950s 1 — — — 100%
1960s 67 49% 22% 24% 3%
1970s 127 56% 17% 21% 4%
1980s 124 55% 13% 27% 2%
1990s 582 37% 21% 30% 7%
2000s 1177 40% 28% 21% 8%
2010s 435 40% 33% 13% 7%
2020s 29 38% 38% 10% 14%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11.Bb3 40% 38% ▼ -2.1%
11.Kb1 33% 38% ▲ +4.8%
11.h4 13% 10% ▼ -3.0%
11.g4 7% 14% ▲ +6.4%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 5 parties
Tal, Mikhail — 1 partie
Carlsen, Magnus — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
11.Bb3 — 40.9% (1039 parties)
1965 — Spiridonov, Nikola vs Piskov, Kamen Penev — 1-0 — Varna BUL
1966 — Simagin, Vladimir vs Dubinin, Peter — 0-1 — corr Ragozin mem
1966 — Hartston, William R vs Westerinen, Heikki M.J. — 0-1 — Havana olm
1966 — Timperley, J vs Hadi, Adrian — 1/2-1/2 — corr
1967 — Arbakov, Valentin vs Bykhovsky, Anatoly — 0-1 — Vilnius LTU
11.Kb1 — 25.8% (655 parties)
1960 — De Souza Mendes, Joao vs Gadia, Olicio — 1/2-1/2 — Fortaleza BRA
1965 — Rhee, Paul vs Rogosin, Hyman — 0-1 — Los Angeles, CA USA
1967 — Kaplan, Julio vs Neumann, Avraham — 1-0 — Jerusalem ISR
1967 — Matulovic, Milan vs Crepinsek, Ljubomir — 1-0 — Maribor
1967 — Bouaziz, Slim vs Geller, Efim P. — 0-1 — Sousse TUN
11.h4 — 21.8% (553 parties)
1961 — Zurakhov, Vladlen Y vs Rostovtsev, Yuri — 1-0 — Kiev UKR
1966 — Gurvich, AA.. vs Dubinin, Peter — 0-1 — ICCF
1967 — Jansa, Vlastimil vs Vasiukov, Evgeni — 0-1 — Havana CUB
1967 — Cherepkov, Alexander V vs Vasiukov, Evgeni — 0-1 — Moscow RUS
1967 — Spassky, Boris V. vs Stein, Leonid — 1/2-1/2 — Uzhgorod
11.g4 — 7.1% (180 parties)
1959 — Hobza, Frantisek vs Prucha, Karel — 0-1 — Trebic
1967 — Slusarczyk, Adam vs Gasiorowski, Ryszard — 0-1 — Wroclaw POL
1968 — Bykhovsky, Anatoly A vs Gik, Evgeny — 0-1 — USSR
1970 — Holt, Eric vs Svensson, Gert — 1/2-1/2 — Zurich SUI
1972 — Turnbull, M. vs Ulrich, Filip — 1-0 — Berkeley