B70f - 6.Bc4 - Dragon (1968)

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B70f — Dragon (1968)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Bc4
Les coups candidats
Ambassadeurs : Jansa, Vlastimil (30x), Kholmov, Ratmir D (17x), Watson, William N (15x), Hansen, Sune Berg (15x), Zelcic, Robert (13x), Wedberg, Tom (12x), De Firmian, Nick (11x), Kahn, Evarth Dr. (11x)
6…Nc6 — 1.7% (108 parties)
Ambassadeurs : Gonzalez Vazquez, Faustino (2x), Jirovsky, Milos (2x), Maracek, Igor (2x), Caplan, William (1x), Balint, Cornel (1x), Guthi Imannuel (1x), Herau, Olivier (1x), Enevoldsen, Jens (1x)
6…a6 — 0.9% (57 parties)
Ambassadeurs : Wyss, Felix (2x), Ohlund, Sten-Erik (1x), Brooks, Michael (1x), Perifanis, Georgios (1x), Papadopoulos, Panayotis (1x), Labelle, Jacques (1x), Johnston, Murray (1x), Lockard, Chris (1x)
6…e6 — 0.3% (21 parties)
Ambassadeurs : Fridh, Anton (1x), Andersson, Bengt 1968 (1x), Fullbrook, Nigel (1x), Ahn, Changbum (1x), Simon, Nandor (1x), Pikovszki, Janos (1x), Erickson, John (1x), Loh, Lin (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…Bg7 6…Nc6 6…a6 6…e6
<1800 727 96% 2% 1% 1%
1800-2200 2694 97% 2% 1% 0%
2200-2600 1396 99% 1% 1% —
2600+ 16 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 6…Bg7 6…Nc6 6…a6 6…e6
1950s 22 100% — — —
1960s 97 95% 3% 1% 1%
1970s 155 95% 2% 1% —
1980s 317 98% 1% — 0%
1990s 1561 98% 1% 1% 0%
2000s 2290 96% 2% 1% 0%
2010s 1698 96% 2% 1% 1%
2020s 279 95% 3% 2% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…Bg7 96% 95% ▼ -1.8%
6…Nc6 2% 3% ▲ +1.3%
6…a6 1% 2% ▲ +0.6%
6…e6 1% 0% ▼ -0.5%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 2 parties
Anand, Viswanathan — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
6…Bg7 — 96.7% (6207 parties)
1952 — Pietzsch, Wolfgang vs Partyka, Kazimierz — 1/2-1/2 — Helsinki olm
1952 — Burger, Kim vs Ajutu Mark Evans — 0-1 — New York, NY USA
1952 — Khavin, Abram Leonidovich vs Shianovsky, Vladislav I — 0-1 — Kiev UKR
1953 — Weiss, Israel vs Hemingway, Thomas Keith — 0-1 — Hastings ch-BCF
1955 — Polak, Jakub vs Holub, Jan — 1/2-1/2 — ?
6…Nc6 — 1.7% (108 parties)
1964 — Caplan, William vs Balint, Cornel — 1-0 — Oakland
1964 — Guthi Imannuel vs Herau, Olivier — 1-0 — ?
1967 — Enevoldsen, Jens vs Andersen, Borge — 1/2-1/2 — Vejle DEN
1972 — Kvamme, Ole F. vs Welling, Egon — 1-0 — corr NOR-DEN
1973 — Ottevaere, Herman vs Falleyn, H. — 0-1 — corr Belgium
6…a6 — 0.9% (57 parties)
1968 — Ohlund, Sten-Erik vs Brooks, Michael — 1-0 — Aspen
1971 — Labelle, Jacques vs Johnston, Murray — 1-0 — Montreal CAN
1979 — Perifanis, Georgios vs Papadopoulos, Panayotis — 1-0 — Athens GRE
1992 — Herdering, Martin vs Lemke, Detlef — 0-1 — GER
1992 — Amareesh Kochu Purakkal vs Krentz, Susann — 0-1 — GER
6…e6 — 0.3% (21 parties)
1968 — Fridh, Anton vs Andersson, Bengt 1968 — 0-1 — Norrkoeping
1985 — Fullbrook, Nigel vs Ahn, Changbum — 1/2-1/2 — Seattle, WA USA
1994 — Simon, Nandor vs Pikovszki, Janos — 1-0 — Miskolc
1995 — Erickson, John vs Loh, Lin — 1-0 — London,Canada
2000 — Bengoa Barrena, Josu vs Bunce, Derek — 1-0 — ?