B74f - 10.f4 - Dragon, Classical (1939)

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B74f — Dragon, Classical (1939)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Nb3 Be6 10.f4
Les coups candidats
Ambassadeurs : Roselli Mailhe, Bernardo (12x), Gufeld, Eduard (6x), Hoffman, Alejandro (6x), Dueball, Juergen (5x), Kotronias, Vasilios (5x), Ruefenacht, Matthias (5x), Johansson, Martin 1979 (4x), Rantanen, Yrjo A. (4x)
Ambassadeurs : Szalanczi, Emil (7x), Galkin, Alexander (6x), Lahtinen, Markku (5x), Vesselovsky, Serguei (5x), Petraki, Maria (5x), Koskela, Niina (5x), Fluvia Poyatos, Joan (4x), Dalmau, Anneli (4x)
Ambassadeurs : Wood, Baruch (4x), Rantanen, Yrjo A. (4x), Minzer, Claudio Javier (4x), Gurevich, Vladimir (4x), Jelica, Mara (4x), El Debs, Felipe de Cresce (4x), Mangini, Jose Henrique de Mello (3x), Abiolla James (3x)
10…Qd7 — 2.8% (86 parties)
Ambassadeurs : Wagner, Franz (1x), Frenzel, Hans Juergen (1x), Perchman, Daniel (1x), Estevez, Ricardo (1x), Djurhuus, Rune (1x), Aulin-Jansson, Joran (1x), Knox, Victor W (1x), Nightall, M (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10…Qc8 10…Rc8 10…Na5 10…Qd7
<1800 143 31% 24% 18% 7%
1800-2200 1152 32% 30% 24% 5%
2200-2600 1199 44% 26% 25% 0%
2600+ 15 47% 27% 20% —
Évolution par décennie (% des parties)
Décennie N parties 10…Qc8 10…Rc8 10…Na5 10…Qd7
1950s 92 62% 3% 33% 1%
1960s 83 64% 1% 30% —
1970s 125 52% 1% 40% 1%
1980s 325 55% 15% 24% 1%
1990s 792 37% 26% 30% 2%
2000s 908 32% 35% 23% 3%
2010s 658 38% 28% 19% 4%
2020s 101 29% 38% 15% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10…Qc8 38% 29% ▼ -9.1%
10…Rc8 28% 38% ▲ +9.7%
10…Na5 19% 15% ▼ -4.3%
10…Qd7 4% 4% -0.3%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 3 parties
Tal, Mikhail — 2 parties
Kasparov, Garry — 2 parties
Botvinnik, Mikhail — 1 partie
Capablanca, Jose Raul — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
10…Qc8 — 39.4% (1214 parties)
1950 — Janda, FL. vs Aditya Balu Jadhav — 0-1 — Lucerne SUI
1950 — Lehmann, Heinz vs Bogoljubow, Efim — 0-1 — Bad Pyrmont GER
1950 — Troianescu, Octav vs Arlamowski, Edward — 1-0 — Schiavno Zdroj
1950 — Kopaev, Nikolay A vs Geller, Efim P. — 1/2-1/2 — Kiev UKR
1950 — Samagra A vs Vasiukov, Arkadii — 0-1 — Moscow RUS
10…Rc8 — 25.7% (794 parties)
1957 — Ravinsky, Grigory vs Simagin, Vladimir — 0-1 — Moscow RUS
1958 — Awdiew, Leonid vs Sarapu, Ortvin — 0-1 — Sydney AUS
1959 — Awdiew, Leonid vs Phillips, J Rodney — 1/2-1/2 — Sydney AUS
1961 — Keres, Paul Petrovich vs Sarapu, Ortvin — 1/2-1/2 — Estonia v expats match
1978 — Fabry, Robert vs Gazik, Igor — 0-1 — Prievidza
10…Na5 — 25.0% (770 parties)
1950 — Szabo, Laszlo vs Gereben, Erno — 1-0 — Budapest HUN
1950 — Wagschal, Philippe vs Paulus, Joseph — 1/2-1/2 — Aix en Provence
1951 — Medina-Garcia, Antonio vs Wood, Baruch — 1-0 — Gijon
1951 — Nazarov Aly vs Zhuralev — 0-1 — USSR
1951 — Kotlerman, S. vs Goldberg, Grigory A — 1-0 — Baku AZE
10…Qd7 — 2.8% (86 parties)
1957 — Wagner, Franz vs Frenzel, Hans Juergen — 1-0 — Ruhla
1979 — Bacchini, Stefano vs Gentile, Gabriele — 1-0 — Pellestrina
1982 — Olsson, Bo 1966 vs Kofidis, Andreas — 0-1 — Hallsberg SWE
1988 — Perchman, Daniel vs Estevez, Ricardo — 1-0 — Uruguay
1989 — Djurhuus, Rune vs Aulin-Jansson, Joran — 1-0 — Randaberg