B75d - 8.Bc4 - Dragon, Yugoslav (1962)

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B75d — Dragon, Yugoslav (1962)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 Nc6 8.Bc4
Les coups candidats
8…O-O — 56.7% (3524 parties)
Ambassadeurs : Hector, Jonny (12x), ? (8x), Lanka, Zigurds (8x), Szalanczi, Emil (8x), Ivanovic, Bozidar (6x), Packroff, Hermann (6x), Sosonko, Gennadi (6x), Gruenfeld, Yehuda (6x)
8…Bd7 — 23.4% (1454 parties)
Ambassadeurs : Bak, Istvan (9x), Enricci, Juan Andres (7x), Tran Quynh Diep (7x), Szabo, Laszlo (6x), Cheng, Winter (5x), Schrancz, Istvan (5x), Mista, Ladislav (5x), Belezky, Alexander (5x)
8…Qb6 — 11.9% (738 parties)
Ambassadeurs : Ernst, Thomas (8x), Kupreichik, Viktor D (6x), Cosulich, Roberto (6x), Deze, Anton (6x), Kuzubov, Yuriy (6x), Ostojic, Predrag (5x), Arditi Rocha, Luis Félix (5x), ? (5x)
8…a6 — 3.3% (208 parties)
Ambassadeurs : Zavodny, Zdenek (2x), Moody, David W (2x), Kolibik, Jan (2x), Kagan, Shimon (1x), Bubis, Leonidas (1x), Soltis, Andrew (1x), Bernstein, Sidney (1x), Babula, Milan (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…O-O 8…Bd7 8…Qb6 8…a6
<1800 545 57% 26% 7% 5%
1800-2200 2716 60% 23% 10% 4%
2200-2600 1425 58% 19% 17% 1%
2600+ 20 55% 5% 35% —
Évolution par décennie (% des parties)
Décennie N parties 8…O-O 8…Bd7 8…Qb6 8…a6
1950s 12 67% 33% — —
1960s 428 33% 29% 27% 2%
1970s 383 56% 25% 11% 2%
1980s 351 60% 24% 9% 2%
1990s 1151 61% 23% 9% 4%
2000s 1900 58% 24% 11% 4%
2010s 1693 58% 21% 12% 3%
2020s 299 55% 22% 14% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…O-O 58% 55% ▼ -3.4%
8…Bd7 21% 22% +0.3%
8…Qb6 12% 14% ▲ +2.3%
8…a6 3% 4% ▲ +0.9%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 4 parties
Tal, Mikhail — 3 parties
Hou, Yifan — 3 parties
Ju, Wenjun — 1 partie
Parties historiques
8…O-O — 56.7% (3524 parties)
1956 — Pedersen, Henry vs Jacobsen, Bo — 1-0 — Fredericia
1956 — Byvshev, Vasily vs Efimov, Kondrat — 1-0 — Leningrad RUS
1958 — Bastrikov, Georgy vs Simagin, Vladimir — 1-0 — Tashkent ch URS sf
1959 — Blackstone, John vs Ishit Jain — 1/2-1/2 — San Jose, CA USA
1959 — Todorova, Paunka vs Nedeljkovic, Verica — 1/2-1/2 — Plovdiv BUL
8…Bd7 — 23.4% (1454 parties)
1956 — Siveri, Armando vs Norcia, Federico — 0-1 — Rovigo
1959 — Zuckerman, Bernard vs Blackstone, John — 1-0 — Omaha, NE
1959 — Blackstone, John vs Mortz, John — 1-0 — San Jose, CA USA
1959 — Blackstone, John vs Mortz, John — 1-0 — Omaha, NE
1962 — Rapaka Samuel Paul vs Black, Robert — 1-0 — New York, NY USA
8…Qb6 — 11.9% (738 parties)
1961 — Collins, Richard vs George, D C. — 0-1 — ?
1961 — Pietzsch, Wolfgang vs Trifunovic, Petar — 1/2-1/2 — Dortmund Dortmund GER
1961 — Handstad, Asmund vs Lane, Lisa — 0-1 — Vrnjacka Banja SRB
1962 — ? vs Jansa, Vlastimil — 1-0 — Marianske Lazne
1963 — Kupka, Slavoj vs Ivan, Imrich — 1-0 — Zvolen
8…a6 — 3.3% (208 parties)
1963 — FALIHERY Raymond Parker vs Aidan George Wilson — 1-0 — Columbus, OH USA
1965 — Soltis, Andrew vs Bernstein, Sidney — 0-1 — New York corr
1965 — Brzozka, Stefan vs Drozd, Ryszard — 1/2-1/2 — Lublin POL
1967 — Kagan, Shimon vs Bubis, Leonidas — 1-0 — Israel
1968 — Babula, Milan vs Zavodny, Zdenek — 1-0 — Brno CZE