D78n - 7…Bf5 (1924)

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D78n —
1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.Nbd2 Bf5
Les coups candidats
8.b3 — 79.1% (804 parties)
Ambassadeurs : Arkell, Keith C (10x), Hort, Vlastimil (7x), Ribli, Zoltan (6x), Portisch, Lajos (5x), Csom, Istvan (5x), Benko, Pal (4x), Gligorić, Svetozar (4x), Epishin, Vladimir (4x)
8.Qb3 — 8.7% (88 parties)
Ambassadeurs : Reicher, Emanoil-George (1x), Szabo, Stefan (1x), Kluger, Gyula (1x), Navarovszky, Laszlo (1x), Webb, Simon (1x), Hartston, William R (1x), Ekelund, Peter (1x), Kirjavainen, Pertti (1x)
8.Nh4 — 4.3% (44 parties)
Ambassadeurs : Grimm, Wolfgang, Dr. (3x), Juerges, Kai (2x), Nemeth, Zoltan (1x), Dragojlovic, Andjelko (1x), Syvalahti, Heikki (1x), Salo, Heikki (1x), Danek, Pavol (1x), Dlhy, Jozef (1x)
8.e3 — 2.0% (20 parties)
Ambassadeurs : Kurajica, Bojan (8x), Mikhalchishin, Adrian (2x), Zidansek, Bojan (1x), Rubinic, Ognjen (1x), Novotelnov, Nikolai (1x), Ragozin, Viacheslav (1x), Komljenovic, Davorin (1x), Uhlmann, Wolfgang (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.b3 8.Qb3 8.Nh4 8.e3
<1800 43 65% 16% 7% 2%
1800-2200 309 65% 18% 8% 1%
2200-2600 518 88% 4% 2% 2%
2600+ 54 98% — — 2%
Évolution par décennie (% des parties)
Décennie N parties 8.b3 8.Qb3 8.Nh4 8.e3
1950s 9 67% 11% — 11%
1960s 24 79% 8% — 4%
1970s 51 96% 4% — —
1980s 41 80% 2% 2% 12%
1990s 134 78% 7% 7% 2%
2000s 173 69% 12% 6% 2%
2010s 468 81% 9% 4% 1%
2020s 117 81% 7% 3% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.b3 81% 81% ▲ +0.6%
8.Qb3 9% 7% ▼ -2.6%
8.Nh4 4% 3% ▼ -1.9%
8.e3 1% 0% ▼ -1.3%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 3 parties
Gukesh D — 3 parties
Karpov, Anatoly — 2 parties
Carlsen, Magnus — 2 parties
Anand, Viswanathan — 2 parties
Parties historiques
8.b3 — 79.1% (804 parties)
1952 — Benko, Pal vs Stahlberg, Gideon — 1-0 — Budapest HUN
1956 — Bolbochan, Julio vs Darga, Klaus — 1/2-1/2 — Moskou olm
1957 — Farre, Miguel vs Rodriguez Garcia, Jesus — 1/2-1/2 — Zaragoza
1958 — Kalme, G. vs Benko, Pal — 1/2-1/2 — New York ch-USA
1958 — Kalme, Charles I vs Benko, Pal — 1/2-1/2 — New York, NY USA
8.Qb3 — 8.7% (88 parties)
1953 — Reicher, Emanoil-George vs Szabo, Stefan — 0-1 — Bucharest ROU
1965 — Kluger, Gyula vs Navarovszky, Laszlo — 1-0 — Budapest HUN
1968 — Webb, Simon vs Hartston, William R — 0-1 — Bristol ch-BCF
1978 — Ekelund, Peter vs Kirjavainen, Pertti — 1-0 — Helsinki FIN
1979 — Orso, Miklos vs Barczay, Laszlo — 1/2-1/2 — Kecskemet HUN
8.Nh4 — 4.3% (44 parties)
1989 — Nemeth, Zoltan vs Dragojlovic, Andjelko — 1-0 — Tapolca
1990 — Syvalahti, Heikki vs Salo, Heikki — 0-1 — Helsinki HOSK
1990 — Ingram, Benny vs ? — 0-1 — Adelaide op Adelaide AUS
1992 — Kamanel Zamora, Juan Felipe vs Hernandez, Ivan — 1/2-1/2 — ?
1993 — Basagic, Zlatko vs Baum, Bernd, Dr. — 1/2-1/2 — Werfen
8.e3 — 2.0% (20 parties)
1956 — Novotelnov, Nikolai vs Ragozin, Viacheslav — 1/2-1/2 — Leningrad RUS
1963 — Zidansek, Bojan vs Rubinic, Ognjen — 1-0 — Dravograd
1983 — Kurajica, Bojan vs Uhlmann, Wolfgang — 1/2-1/2 — Sarajevo BIH
1985 — Kurajica, Bojan vs Mikhalchishin, Adrian — 1-0 — Sarajevo BIH
1985 — Kurajica, Bojan vs Mikhalchishin, Adrian — 1-0 — ?