D39i — Ragozin Vienna
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Bb4 5.Bg5 dxc4 6.e4 c5 7.Bxc4 cxd4 8.Nxd4 Qa5
Les coups candidats
9.Bd2 — 65.1% (519 parties)
Ambassadeurs : Armani, Giuseppe (13x), Le Bled, Pierre (10x), Müller, Detlef (10x), Harvey, Donald J (9x), Clark, Richard I (7x), Greet, Andrew N (6x), Rawlings, Alan J C (6x), Gelfand, Boris (5x)
9.Bxf6 — 17.8% (142 parties)
Ambassadeurs : Alekhine, Alexander (4x), Rautenberg, Wilhelm (3x), Delchev, Aleksander (3x), Mesaros, Florian (3x), AlekhineFrank (2x), Kotov, Alexander (2x), Schmidt, Paul (2x), Maderna, Carlos (2x)
9.Bb5+ — 16.8% (134 parties)
Ambassadeurs : Horvath, Adam (5x), Balta, Mihai Victor (5x), Futida, Souitiro (2x), Gyimesi, Zoltan (2x), Palac, Mladen (2x), Scalcione, Michelangelo (2x), Berg, Anders Høyer (2x), Campani, Paolo (2x)
9.Nb5 — 0.1% (1 parties)
Ambassadeurs : Glavinac, Goran (1x), Atanasov, Sande (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.Bd2 9.Bxf6 9.Bb5+ 9.Nb5
<1800 16 62% 12% 25%
1800-2200 201 71% 12% 16% 0%
2200-2600 443 68% 14% 17%
2600+ 52 63% 15% 21%
Évolution par décennie (% des parties)
Décennie N parties 9.Bd2 9.Bxf6 9.Bb5+ 9.Nb5
1930s 6 17% 83%
1940s 17 100%
1950s 6 100%
1960s 2 100%
1980s 7 14% 71% 14%
1990s 29 41% 28% 31%
2000s 176 59% 15% 25% 1%
2010s 403 69% 14% 17%
2020s 151 82% 9% 9%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.Bd2 69% 82% ▲ +13.4%
9.Bxf6 14% 9% ▼ -5.1%
9.Bb5+ 17% 9% ▼ -8.0%
9.Nb5 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Alekhine, Alexander — 4 parties
Kramnik, Vladimir — 3 parties
Kasparov, Garry — 2 parties
Anand, Viswanathan — 2 parties
Ding, Liren — 2 parties
Euwe, Max — 1 partie
Smyslov, Vladimir — 1 partie
Carlsen, Magnus — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
9.Bd2 — 65.1% (519 parties)
1937 — Flores Alvarez, Rodrigo vs Schneidermann, Boris — 1/2-1/2 — Sao Paulo BRA
1987 — Dautov, Rustem vs Levin Astorga, Nicolas Daniel — 1-0 — USSR
1991 — Zueger, Beat vs Kishnev, Sergey — 1/2-1/2 — Gelsenkirchen GER
1996 — Parzefall Jan vs Gutfleisch, Ralf — 1-0 — Corr compuserve casual
1997 — Gelfand, Boris vs Tkachiev, Vladislav — 1/2-1/2 — Groningen NED
9.Bxf6 — 17.8% (142 parties)
1939 — Kotov, Alexander vs Yudovich, Mikhail M — 1-0 — Leningrad ch-URS
1939 — Fallet Kahn, Victor vs Schmidt, Paul — 1-0 — Buenos Aires ARG
1939 — Winz, Victor vs Schmidt, Paul — 1/2-1/2 — Buenos Aires ARG
1939 — Kahn, Evarth Dr. vs Schmidt, Pascal — 1-0 — ?
1939 — Kotov, Alexander vs Yudovich M2 — 1-0 — Leningrad RUS
9.Bb5+ — 16.8% (134 parties)
1988 — Welin, Thomas vs Rantanen, Yrjo A. — 0-1 — Finland-Sweden
1990 — Skeels, James B vs Schug, Heinz-Erich — 0-1 — ICCF
1990 — Piket, Jeroen vs Hitech — 1/2-1/2 — The Hague NED
1993 — Futida, Souitiro vs Peiter, Bruno Vonibaldo — 1-0 — ?
1993 — Futida, Souitiro vs Do Nascimento, Esdras B — 1-0 — ?
9.Nb5 — 0.1% (1 parties)
2005 — Glavinac, Goran vs Atanasov, Sande — 0-1 — Struga MKD