D79j — Neo-Gruenfeld, Main Line

1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.cxd5 cxd5 8.Ne5 e6 9.Nc3 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plan principal. Exploiter la case forte f4.

Atouts. Les Blancs s'appuient sur la case forte f4, un fou actif en g2 et la paire de fous.

Côté adverse. Les fous enfermés en g7 et c8.

En contrepartie. Plusieurs pièces dorment encore (le fou c1 et la tour a1).

Plans. Bg5 (Clouer Nf6).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plan principal. Exploiter la case forte f5.

Atouts. Les Noirs s'appuient sur la case forte f5 et la paire de fous.

Côté adverse. Le fou enfermé en c1.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b8, le fou c8 et la tour a8).

Plans. ...Bd7 (PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bf5)) ; ...Nbd7 (Développer Nb8).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● e6→d5, f7→e6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0)	● f5 (2v0)
Cases faibles	● e4	—
Centre	● d4 (1v0), ● e5 (1v0)	● d5 (3v2)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Ouvertes	● c	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Actif (mob. 5)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	2 (● c1, ● a1)	3 (● b8, ● c8, ● a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé

Partie
1955 Gothenburg Interzonal – Round 21 – Stahlberg, Gideon – 1/2-1/2 – Ilivitsky, Georgy A – G200 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nc3 Bg7 7. Nf3 O-O 8. O-O e6 9. Ne5 Nfd7 10. Nxd7 Bxd7
1956 Corr Wch2 – Round 1 – Laustsen A – 0-1 – Bergraser, Volf – G5 1. d4 d5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. c4 c6 6. O-O O-O 7. cxd5 cxd5 8. Ne5 e6 9. Nc3 Nbd7 10. f4 Nb6
1958 Buenos Aires CA – Round 9 – Estonllo, M. – 0-1 – Piazzini, Luis – G22 1. d4 d5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 c6 7. cxd5 cxd5 8. Nc3 e6 9. Ne5 Nfd7 10. Nf3 Nc6
1958 COL Ch – Round 2 – Cuellar Gacharna, Miguel – 1-0 – Mora Diaz, Nelson – G4 1. c4 Nf6 2. Nf3 d5 3. g3 g6 4. Bg2 Bg7 5. d4 c6 6. cxd5 cxd5 7. Nc3 O-O 8. Ne5 e6 9. O-O Nbd7 10. Nd3 Nh5
1964 Moscow zt – Round 5 – Bronstein, David I – 1/2-1/2 – Stein, Leon Rico – G5 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 c6 7. cxd5 cxd5 8. Ne5 e6 9. Nc3 Nfd7 10. Nf3 Nc6
1964 URS Spartakiad – Round ? – Averbakh, Yuri L – 1/2-1/2 – Vasiukov, Evgeni – G13 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 c5 5. c3 cxd4 6. cxd4 O-O 7. Nc3 d5 8. Ne5 e6 9. O-O Nfd7 10. Nf3 Nc6
1965 Novi Sad – Round 1 – Sokolov, Vladimir – 1/2-1/2 – Bogdanovic, Rajko – G7 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. c4 c6 6. Nc3 d5 7. cxd5 cxd5 8. Ne5 e6 9. O-O Nfd7 10. Nf3 Nc6
1967 Zinnowitz – Round 1 – Kozma, Julius – 1/2-1/2 – Malich, Burkhard, Dr. – G8 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nc3 Bg7 7. Nf3 O-O 8. Ne5 e6 9. O-O Nfd7 10. Nxd7 Bxd7
1968 Bristol ch-BCF – Round 1 – Keene, Raymond D – 1/2-1/2 – Hartston, William R – G20 1. Nf3 g6 2. g3 d5 3. c4 c6 4. cxd5 cxd5 5. Bg2 Bg7 6. d4 Nf6 7. O-O O-O 8. Ne5 e6 9. Nc3 Nfd7 10. Nxd7 Bxd7
1968 Toth Memorial – Round 13 – Barcza, Gedeon – 1/2-1/2 – Gufeld, Eduard – G49 1. c4 g6 2. g3 Bg7 3. Bg2 Nf6 4. Nf3 c6 5. O-O O-O 6. d4 d5 7. cxd5 cxd5 8. Nc3 e6 9. Ne5 Nfd7 10. Nxd7 Bxd7
20. European Teams 2015 – Round 6.7 – Neiksans, Arturs – 1-0 – Sedlak, Nikola – G273 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5 7. cxd5 cxd5 8. Ne5 e6 9. Nc3 Bd7 10. Bg5 Qb6
6. World Blitz 2010 – Round 13.2 – Mamedyarov, Shakhriyar – 1-0 – Svidler, Peter – G87 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nc3 Bg7 7. Nf3 O-O 8. Ne5 e6 9. O-O Nfd7 10. Nf3 Nc6
Antalya TUR, World Teams Championship 2013 – Round 2.2 – Onischuk, Alexanderexander – 1/2-1/2 – Nepomniachtchi, Ian – G11 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. Nf3 Bg7 6. O-O O-O 7. cxd5 cxd5 8. Ne5 e6 9. Nc3 Nfd7 10. Nf3 Nc6
Brussels blitz 1987 – Round 1 – Karpov, Anatoly – 0-1 – Timman, Jan H – G47 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 c6 5. Bg2 d5 6. cxd5 cxd5 7. Nc3 O-O 8. Ne5 e6 9. O-O Nfd7 10. Nf3 Nc6
Jakarta / Yogya / Bali 1983 – Round 21 – Romanishin, Oleg M – 0-1 – Andersson, Ulf 1949 – G69 1. Nf3 c5 2. g3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. Nc3 Nf6 7. Ne5 e6 8. Bg2 O-O 9. O-O Nfd7 10. Nf3 Nc6
Novi Sad olm 1990 – Round 5 – Jussupow, Artur – 1/2-1/2 – Nunn, John D M – G29 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 c6 6. Nc3 d5 7. cxd5 cxd5 8. Ne5 e6 9. O-O Nfd7 10. Nf3 Nc6
SportAccord Basque Men 2013 – Round 5.2 – Wang, Yue(SH) – 1-0 – Le, Quang Liem – G78 1. Nf3 Nf6 2. g3 d5 3. Bg2 g6 4. d4 Bg7 5. c4 c6 6. cxd5 cxd5 7. Nc3 O-O 8. Ne5 e6 9. O-O Nfd7 10. Nf3 Nc6
SportAccord Blitz Men 2012 – Round 14.5 – Mamedyarov, Shakhriyar – 1/2-1/2 – Radjabov, Teimour – G107 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 c6 5. Bg2 d5 6. cxd5 cxd5 7. O-O O-O 8. Nc3 e6 9. Ne5 Nfd7 10. Nf3 Nf6
World Blitz 2016 – Round 21.10 – Mchedlishvili, Mikheil – 1/2-1/2 – Radjabov, Teimour – G814 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nf3 Bg7 7. Ne5 O-O 8. Nc3 e6 9. O-O Nfd7 10. Nf3 Nf6
World Blitz 2017 – Round 16.23 – Adly, Ahmed – 1-0 – Fressinet, Laurent – G829 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. c4 c6 5. O-O Nf6 6. d4 O-O 7. cxd5 cxd5 8. Ne5 e6 9. Nc3 Bd7 10. Bf4 Nc6
World Blitz 2019 – Round 10.18 – Nikolov, Nikolay Petrov – 0-1 – Zubov, Alexander – G664 1. c4 Nf6 2. g3 c6 3. Bg2 d5 4. Nf3 g6 5. cxd5 cxd5 6. d4 Bg7 7. O-O O-O 8. Ne5 e6 9. Nc3 Nfd7 10. Nf3 Nc6
World Blitz 2019 – Round 11.36 – Pigusov, Evgeny – 0-1 – Sarana, Alexey – G747 1. Nf3 Nf6 2. c4 g6 3. g3 c6 4. d4 d5 5. cxd5 cxd5 6. Nc3 Bg7 7. Bg2 O-O 8. Ne5 e6 9. O-O Nfd7 10. Nf3 Nf6
World Blitz 2019 – Round 20.49 – Meier, Georg – 1-0 – Rakhmanov, Aleksandr – G1365 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. c4 c6 6. cxd5 cxd5 7. Nc3 O-O 8. Ne5 e6 9. O-O Bd7 10. Bg5 Bc6
World Blitz Final 2012 – Round 3 – Mamedyarov, Shakhriyar – 1/2-1/2 – Carlsen, Magnus – G22 1. Nf3 g6 2. d4 Nf6 3. c4 Bg7 4. g3 c6 5. Nc3 d5 6. cxd5 cxd5 7. Bg2 O-O 8. Ne5 e6 9. O-O Nfd7 10. Nf3 Nc6
World Cup 1988 – Round 1 – Nogueiras Santiago, Jesus – 1/2-1/2 – Nunn, John D M – G52 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 c6 5. Bg2 d5 6. cxd5 cxd5 7. Nc3 O-O 8. Ne5 e6 9. O-O Nfd7 10. Nf3 Nc6
World Rapid 2021 – Round 9.27 – Fridman, Daniel – 1/2-1/2 – Sarana, Alexey – G523 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 c6 5. Bg2 d5 6. cxd5 cxd5 7. Nc3 O-O 8. Ne5 e6 9. O-O Nfd7 10. e4 Nxe5

D79j — Neo-Gruenfeld Main Line

1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.cxd5 cxd5 8.Ne5 e6 9.Nc3

Les coups candidats

9…Nfd7 — 87.1% (1789 parties)

Ambassadeurs : Nunn, John D M (26x), Cvitan, Ognjen (25x), Romanishin, Oleg M (18x), Yandemirov, Valeri (16x), Radjabov, Teimour (16x), Kaminski, Marcin (14x), Dolmatov, Sergey (13x), Ilincic, Zlatko (13x)

9…Nbd7 — 4.5% (92 parties)

Ambassadeurs : Hort, Vlastimil (2x), Drasko, Milan (2x), Cuellar Gacharna, Miguel (1x), Mora Diaz, Nelson (1x), Laustsen A (1x), Bergraser, Volf (1x), Kusnezov (1x), Magnusson, Gylfi (1x)

9…Nc6 — 4.3% (88 parties) →

Ambassadeurs : Manninen, Marko (2x), Solana Suarez, Ernesto (2x), Horvat Vogel, Jakob (2x), Karpov, Anatoly (2x), Jurek, Josef (2x), Konopka, Michal (2x), Chen, Jonathan (2x), Anishka Vikram (2x)

9…Bd7 — 2.8% (57 parties)

Ambassadeurs : Rakhmanov, Aleksandr (6x), Jankovic, Alojzije (3x), Vachier-Lagrave, Maxime (2x), Makovskis, Georgijs (2x), Raud, Anthony (1x), Czerniak, David (1x), Hulak, Krunoslav (1x), Lein, Anatoly (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…Nfd7	9…Nbd7	9…Nc6	9…Bd7
<1800	13	46%	23%	31%	—
1800-2200	284	73%	12%	8%	2%
2200-2600	1438	91%	3%	3%	3%
2600+	197	93%	—	1%	6%

Évolution par décennie (% des parties)

Décennie	N parties	9…Nfd7	9…Nbd7	9…Nc6	9…Bd7
1940s	2	50%	—	—	50%
1950s	4	50%	50%	—	—
1960s	10	90%	—	—	—
1970s	18	89%	11%	—	—
1980s	171	94%	3%	2%	1%
1990s	530	92%	3%	4%	1%
2000s	526	85%	7%	5%	1%
2010s	674	85%	4%	4%	5%
2020s	118	82%	3%	7%	8%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…Nfd7	85%	82%	▼ -2.4%
9…Nbd7	4%	3%	▼ -1.6%
9…Nc6	4%	7%	▲ +2.3%
9…Bd7	5%	8%	▲ +3.1%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Anatoly — 10 parties
Karpov, Aleksandr — 9 parties
Kasparov, Garry — 8 parties
Ju, Wenjun — 8 parties
Carlsen, Magnus — 3 parties

Parties historiques

9…Nfd7 — 87.1% (1789 parties)

1949 — Goldberg, Grigory A vs Lilienthal, Andor — 1/2-1/2 — Moskou ch-URS
1955 — Stahlberg, Gideon vs Ilivitsky, Georgy A — 1/2-1/2 — Goteborg SWE
1958 — Estonllo, M. vs Piazzini, Luis — 0-1 — Buenos Aires ARG
1963 — Berezhnoy, Viktor vs Kots, Yuri I — 1/2-1/2 — Kiev UKR
1963 — Minev, Nikolay N vs Uhlmann, Wolfgang — 1/2-1/2 — Halle GER

9…Nbd7 — 4.5% (92 parties)

1956 — Laustsen A vs Bergraser, Volf — 0-1 — corr Wch2
1958 — Cuellar Gacharna, Miguel vs Mora Diaz, Nelson — 1-0 — Pereira
1970 — Petrosian, Tigran V. vs Hort, Vlastimil — 1/2-1/2 — Siegen olm Siegen GER
1978 — Cappello, Renato vs De Roos, Hubert — 1-0 — Mitropa Cup
1982 — Romanishin, Oleg M vs Hort, Vlastimil — 1/2-1/2 — Dortmund GER

9…Nc6 — 4.3% (88 parties)

1986 — Donaldson-A, Elena vs Chiburdanidze, Maia — 1/2-1/2 — Borzhomi/Sofia
1986 — Azmaiparashvili, Zurab vs Malaniuk, Vladimir P — 1/2-1/2 — Tbilisi Tbilisi GEO
1988 — Jurek, Josef vs Ruzicka, Petr — 1-0 — Czechoslovakia
1988 — Horvat Vogel, Jakob vs Caessens, Rob — 1/2-1/2 — Groningen open
1990 — Kekki, Jorma vs Ebeling, Mika — 1/2-1/2 — Ch Helsinki Helsinki (Finland

9…Bd7 — 2.8% (57 parties)

1940 — Raud, Anthony vs Czerniak, David — 1/2-1/2 — Buenos Aires ARG
1989 — Hulak, Krunoslav vs Lein, Anatoly — 1/2-1/2 — Palma de Mallorca open
1992 — Horak, Jiri vs Schula, Michal — 1-0 — Hradec Kralove CZE
1993 — Eingorn, Vereslav S vs Ristic, Nenad — 1-0 — Metz FRA
1997 — Vescovi, Giovanni vs Segal, Alexandru Sorin — 0-1 — Copa Itau Mercosul

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