D39k — QGD: Ragozin, Vienna, 6.e4 c5 7.Bxc4, 8…Bxc3+, 10.Bb5+

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 Bb4 5.Bg5 dxc4 6.e4 c5 7.Bxc4 cxd4 8.Nxd4 Bxc3+ 9.bxc3 Qa5 10.Bb5+ * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur la case forte d4, des fous actifs en b5 et g5, la paire de fous et la colonne semi-ouverte b.

Côté adverse. Le fou enfermé en c8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri, plusieurs pièces dorment encore (les tours a1 et h1) et les pions isolés a2 et c3.

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; Tour sur colonne d ; Tour sur colonne b.

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur la colonne semi-ouverte c.

Côté adverse. Les pions isolés a2 et c3, le roi resté au centre et des pièces en prise (le pion en c3 et le pion en e4).

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier b8, le fou c8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...Bd7 (PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bf5)) ; ...Nbd7 (Développer Nb8) ; ...e5 (Rupture) ; Tour sur colonne d.

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	● a2, ● c3	—
Arriérés	—	—
Chaînes	—	● f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (2v0)	—
Cases faibles	—	—
Centre	● d4 (2v0)	● d5 (2v1), ● e4 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Ouvertes	● d	● d
Semi-ouvertes	● b	● c

Pièces

	♔ Blancs	♚ Noirs
Bb5	● Bb5 Actif (mob. 9)
Bg5	● Bg5 Actif (mob. 7)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	Non
Clouages	● pawn c3	—
Non développées	2 (a1, h1)	4 (b8, c8, a8, h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre !	● Au centre !
Droits de roque	O-O / O-O-O	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c3-c4, ● e4-e5, ● f2-f3	● …e6-e5

Partie
? 1990 – Round ? – Smejkal, Jan – 1/2-1/2 – Chernin, Alexander – G6 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
1943 Prague – Round 4 – Bartosek, Milan – 0-1 – Pachman, Ludek – G29 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Bb4+ 5. Nc3 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
1990 Linares 8th – Round 10 – Gulko, Boris – 1/2-1/2 – Salov, Valery – G57 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Bb4 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
22. ECU Club Cup 2006 – Round 7 – Korotylev, Alexey – 1/2-1/2 – Smirnov, Pavel – G177 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
3. Norway Chess 2015 – Round 6.5 – Giri, Anish – 1/2-1/2 – Aronian, Levon – G30 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
36. Olympiad 2004 – Round 3 – Mamedyarov, Shakhriyar – 1-0 – Bluvshtein, Mark – G101 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
4. FIDE GP 2009 – Round 9 – Gelfand, Boris – 1/2-1/2 – Aronian, Levon – G40 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
41. Olympiad Open 2014 – Round 6.11 – Urkedal, Frode Olav Olsen – 0-1 – Navara, David – G396 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
64. ch-RUS 2011 – Round 5 – Grischuk, Alexander – 1/2-1/2 – Kramnik, Vladimir – G13 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
7. World Team Championship 2010 – Round 1 – Leitao, Rafael – 1/2-1/2 – Morozevich, Alexander – G9 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
79. Tata Steel GpA 2017 – Round 9.6 – So, Wesley – 1/2-1/2 – Aronian, Levon – G62 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
Amber Blindfold 1999 – Round 3 – Gelfand, Boris – 1/2-1/2 – Ivanchuk, Vasyl – G16 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
Amber Blindfold 2005 – Round 9 – Gelfand, Boris – 1/2-1/2 – Topalov, Veselin – G42 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
Amber Blindfold 2008 – Round 1 – Aronian, Levon – 1/2-1/2 – Van Wely, Loek – G3 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
Amber Rapidplay 1999 – Round 6 – Van Wely, Loek – 1/2-1/2 – Piket, Jeroen – G33 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
Amber Rapidplay 1999 – Round 8 – Ljubojevic, Ljubomir – 0-1 – Piket, Jeroen – G45 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
Amber Rapidplay 2000 – Round 5 – Ivanchuk, Vasyl – 1/2-1/2 – Piket, Jeroen – G24 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
Amber Rapidplay 2000 – Round 6 – Kramnik, Vladimir – 0-1 – Van Wely, Loek – G28 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
Corus 2001 – Round 4 – Topalov, Veselin – 1/2-1/2 – Van Wely, Loek – G28 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
Corus 2002 – Round 11 – Piket, Jeroen – 1/2-1/2 – Van Wely, Loek – G73 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
Croatia GCT 2019 – Round 2.1 – Carlsen, Magnus – 1/2-1/2 – Anand, Viswanathan – G7 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
FIDE Candidates 2014 – Round 4.2 – Anand, Viswanathan – 1/2-1/2 – Kramnik, Vladimir – G14 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
FIDE Candidates 2018 – Round 4.1 – Karjakin, Sergey – 0-1 – Aronian, Levon – G13 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
FIDE GP 2010 – Round 5 – Radjabov, Teimour – 1/2-1/2 – Leko, Peter – G29 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
FIDE WCh KO 2001 – Round 2.2 – Delchev, Aleksander – 1/2-1/2 – Beliavsky, Alexander G – G218 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
GRENKE Chess Classic 2018 – Round 9.2 – Aronian, Levon – 1/2-1/2 – Bluebaum, Matthias – G42 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
Interpolis 1989 – Round 6 – Kasparov, Garry – 1-0 – Hjartarson, Johann – G20 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
It 2003 – Round 8 – Kramnik, Vladimir – 1/2-1/2 – Anand, Viswanathan – G18 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
Qatar Masters Open 2015 – Round 7.18 – Ipatov, Alexander – 1/2-1/2 – Wojtaszek, Radoslaw – G235 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
Saint Louis Rapid 2018 – Round 5.2 – Grischuk, Alexander – 1/2-1/2 – Karjakin, Sergey – G22 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
Sparkassen GM 2009 – Round 10 – Kramnik, Vladimir – 1-0 – Naiditsch, Arkadij – G29 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
Sparkassen GM 2009 – Round 8 – Leko, Peter – 1/2-1/2 – Naiditsch, Arkadij – G23 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
Superbet Classic 2022 – Round 6.2 – Vachier-Lagrave, Maxime – 0-1 – Aronian, Levon – G26 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
Tal Memorial 2007 – Round 4 – Gelfand, Boris – 1/2-1/2 – Jakovenko, Dmitry – G15 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7
World Cup 1991 – Round 1 – Ljubojevic, Ljubomir – 1-0 – Timman, Jan H – G5 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
World Rapid 2016 – Round 11.5 – Vidit, Santosh Gujrathi – 1/2-1/2 – Aronian, Levon – G438 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 dxc4 6. e4 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Nbd7
XXIII SuperGM 2006 – Round 14 – Vallejo Pons, Francisco – 1/2-1/2 – Topalov, Veselin – G53 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 c5 7. Bxc4 cxd4 8. Nxd4 Bxc3+ 9. bxc3 Qa5 10. Bb5+ Bd7

D39k — 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 Bxc3+ 9.bxc3 Qa5 10.Bb5+

Eval: [+0.43]

Les coups candidats

10…Nbd7 — 54.9% (574 parties)

Ambassadeurs : Gyimesi, Zoltan (8x), Wells, Peter K (8x), Ordobàs Martínez, Vicenç (8x), Galyas, Miklos (7x), Hoelzl, Franz (7x), Cousins, Robert P (6x), Chernin, Alexander (5x), Aronian, Levon (5x)

10…Bd7 — 44.9% (470 parties)

Ambassadeurs : Khenkin, Igor (12x), Deforel, Jorge Eduardo (9x), Naiditsch, Arkadij (7x), Ribli, Zoltan (6x), Naumann, Alexander (6x), Van Wely, Loek (5x), Cramling, Pia (5x), Landa, Konstantin (5x)

10…Nfd7 — 0.1% (1 parties)

Ambassadeurs : Peiter, Bruno Vonibaldo (1x), Aguilar, Pedro Carmona (1x)

10…... — 0.1% (1 parties)

Ambassadeurs : Zise, Gerhard (1x), Kalinichenko, Nikolai M (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	10…Nbd7	10…Bd7	10…Nfd7	10…...
<1800	14	64%	36%	—	—
1800-2200	221	64%	36%	—	—
2200-2600	632	55%	45%	—	—
2600+	119	34%	66%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	10…Nbd7	10…Bd7	10…Nfd7	10…...
1940s	1	—	100%	—	—
1980s	15	7%	93%	—	—
1990s	129	58%	40%	1%	1%
2000s	281	42%	58%	—	—
2010s	408	67%	33%	—	—
2020s	212	50%	50%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
10…Nbd7	67%	50%	▼ -16.7%
10…Bd7	33%	50%	▲ +16.7%
10…Nfd7	0%	0%	+0.0%
10…...	0%	0%	+0.0%

Joueurs célèbres

Champions du monde dans cette position

Kramnik, Vladimir — 7 parties
Anand, Viswanathan — 3 parties
Kasparov, Garry — 1 partie
Carlsen, Magnus — 1 partie
Ju, Wenjun — 1 partie

Parties historiques

10…Nbd7 — 54.9% (574 parties)

1988 — Savchenko, Stanislav vs Rajskij, Eduard — 1-0 — Erevan ARM
1990 — Smejkal, Jakub vs Fauland, Alexander — 0-1 — Novi Sad SRB
1990 — Adorjan, Andras vs Chernin, Alexander — 1-0 — Debrecen HUN
1990 — Smejkal, Jan vs Chernin, Alexander — 1/2-1/2 — ?
1990 — Smejkal, Jakub vs Chernin, Alexander — 1/2-1/2 — Altensteig GER

10…Bd7 — 44.9% (470 parties)

1943 — Bartosek, Milan vs Pachman, Ludek — 0-1 — Prague CZE
1987 — Chernin, Alexander vs Zaichik, Gennadi — 1-0 — URS-FL Lviv UKR
1987 — Chernin, Alexander vs Vyzmanavin, Alexey — 1-0 — Lvov UKR
1988 — Yrjola, Jouni vs Maki, Veijo — 1/2-1/2 — Tampere Elo op
1988 — Grynszpan, Mariano vs Gomez Baillo, Jorge H. — 1/2-1/2 — Buenos Aires ARG

10…Nfd7 — 0.1% (1 parties)

1993 — Peiter, Bruno Vonibaldo vs Aguilar, Pedro Carmona — 1/2-1/2 — ?

10…... — 0.1% (1 parties)

1995 — Zise, Gerhard vs Kalinichenko, Nikolai M — 1/2-1/2 — ?