D78p — Neo-Gruenfeld, 6.O-O c6 7.b3 Bf5

1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.b3 Bf5 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte f4….

Atouts. Les Blancs s'appuient sur les cases fortes f4, e5 et g5 et la paire de fous.

Côté adverse. Le fou enfermé en g7.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b1, le fou c1 et la tour a1).

Plans. Nc3 (Développer Nb1) ; Bg5 (Clouer Nf6) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte e4….

Atouts. Les Noirs s'appuient sur les cases fortes e4 et g4, un fou actif en f5 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et g2.

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

Plans. ...Nbd7 (Développer Nb8) ; ...Bg4 (Clouer Nf3) ; ...c5 (Rupture) ; ...e6 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● a2→b3, f2→g3, h2→g3, b3→c4	● c6→d5, b7→c6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● e5 (2v0), ● g5 (2v0)	● e4 (3v0), ● g4 (2v0)
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v0)	● d5 (3v1), ● e4 (3v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 7)
Bg2	● Bg2 Enfermé (mob. 2)
Bf5		● Bf5 Actif (mob. 9)
Bg7		● Bg7 Enfermé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	3 (● b1, ● c1, ● a1)	2 (● b8, ● a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c4-c5	● …c6-c5, ● …e7-e6, ● …e7-e5

Partie
1957 GBR Ch 44th – Round 7.3 – Abrahams, Gerald – 1-0 – Haygarth, Michael J – G34 1. d4 Nf6 2. g3 d5 3. Bg2 g6 4. Nf3 Bg7 5. O-O O-O 6. c4 c6 7. b3 Bf5 8. Bb2 Nbd7 9. Nbd2 Qa5 10. Nh4 Be6
1957 Leningrad Ch – Round 17 – Klaman, Konstantin Mikhailovich – 1-0 – Mnatsakanian, Eduard A – G124 1. d4 d5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 c6 7. b3 Bf5 8. Nc3 Nbd7 9. cxd5 cxd5 10. Bb2 Rc8
1960 Leningrad tt – Round 2 – Kvist, Goesta – 1/2-1/2 – Gibbs, Peter Campbell – G20 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 c6 7. b3 Bf5 8. Bb2 Qc8 9. Re1 Rd8 10. Nc3 Ne4
1963 Halle zt – Round ? – Johannsson, Ingi R – 1-0 – Ofstad, Per – G169 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d5 6. c4 c6 7. b3 Bf5 8. Bb2 Qc8 9. Re1 Bh3 10. Bh1 Qf5
1965 Hastings ENG – Round 2 – Spassky, Boris Vasily – 1/2-1/2 – Uhlmann, Wolfgang – G4 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d5 5. O-O O-O 6. c4 c6 7. b3 Bf5 8. Bb2 a5 9. Nc3 Ne4 10. Rc1 Nxc3
1965 Tallinn ch-URS – Round 1 – Osnos, Viatcheslav – 1-0 – Lepeshkin, Vladimir – G132 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d5 6. c4 c6 7. b3 Bf5 8. Bb2 a5 9. Nc3 Ne4 10. Ne5 Nxc3
1966 La Habana olm fin-B – Round 3 – Alzate, Javier – 1/2-1/2 – Kinzel, Anton – G42 1. d4 d5 2. g3 Nf6 3. Nf3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 c6 7. b3 Bf5 8. Nc3 Ne4 9. Bb2 Nxc3 10. Bxc3 Be4
1967 Sarajevo – Round 11 – Vukic, Maroje – 1-0 – Pietzsch, Wolfgang – G59 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 c6 5. Bg2 d5 6. O-O O-O 7. b3 Bf5 8. Nbd2 Ne4 9. Bb2 Nd7 10. Nh4 Nxd2
1968 Hoogovens – Round 1 – Langeweg, Kick – 1/2-1/2 – Donner, Jan-Hein – G2 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 c6 5. O-O O-O 6. d4 d5 7. b3 Bf5 8. Bb2 Ne4 9. Nbd2 Qa5 10. Qc1 Nd7
1969 Belgrade – Round 4 – Ivkov, Borislav – 1/2-1/2 – Gligorić, Svetozar – G10 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Nf3 d5 5. Bg2 Bg7 6. O-O O-O 7. b3 Bf5 8. Bb2 Nbd7 9. cxd5 cxd5 10. Nc3 Be4
1969 IBM – Round 2 – Kavalek, Lubomir – 1/2-1/2 – Tatai, Stefano – G10 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c6 6. d4 d5 7. b3 Bf5 8. Bb2 a5 9. Nc3 Ne4 10. Rc1 Nxc3
1971 Moscow – Round 14 – Petrosian, Tigran V. – 1/2-1/2 – Tukmakov, Vladimir B – G115 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5 7. b3 Bf5 8. Bb2 a5 9. Nc3 Ne4 10. Rc1 Nxc3
1972 Skopje ol (Men) fin-A – Round 15 – Pomar Salamanca, Arturo – 1/2-1/2 – Uhlmann, Wolfgang – G409 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 d5 5. O-O O-O 6. c4 c6 7. b3 Bf5 8. Bb2 a5 9. Nc3 Ne4 10. Ne5 1/2-1/2
1972 Skopje ol (Men) fin-A – Round 6 – Pomar Salamanca, Arturo – 1/2-1/2 – Gligoric, Svetozar – G196 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 c6 7. b3 Bf5 8. Bb2 Nbd7 9. Nbd2 Be4 10. Nxe4 Nxe4
1975 Portoroz/Ljubljana – Round 12 – Garcia Martinez, Silvino – 1/2-1/2 – Osterman, Rudolf – G106 1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. O-O Bg7 5. d4 O-O 6. c4 c6 7. b3 Bf5 8. Bb2 a5 9. Nc3 Ne4 10. Rc1 Nxc3
42. Olympiad 2016 – Round 7.6 – Ding, Liren – 1/2-1/2 – Howell, David W L – G523 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. Nf3 Bg7 6. O-O O-O 7. b3 Bf5 8. Bb2 a5 9. e3 a4 10. bxa4 dxc4
84. Tata Steel Masters 2022 – Round 4.1 – Carlsen, Magnus – 1/2-1/2 – Van Foreest, Jorden – G22 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. c4 c6 7. b3 Bf5 8. Bb2 Nbd7 9. e3 Ne4 10. Nc3 Nxc3
Amber-rapid 5th 1996 – Round 3 – Nikolic, Predrag – 1-0 – Karpov, Anatoly – G9 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5 7. b3 Bf5 8. Bb2 a5 9. Nc3 Ne4 10. e3 Nxc3
GCT Blitz Paris 2016 – Round 16.2 – Vachier-Lagrave, Maxime – 1-0 – Kramnik, Vladimir – G77 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. c4 c6 6. b3 O-O 7. O-O Bf5 8. Bb2 Nbd7 9. e3 dxc4 10. bxc4 e5
GCT Blitz Paris 2016 – Round 3.5 – Giri, Anish – 1-0 – Topalov, Veselin – G15 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. c4 c6 7. b3 Bf5 8. Bb2 a5 9. Nc3 Ne4 10. e3 Nxc3
GCT Blitz YourNextMove 2016 – Round 3.2 – Vachier-Lagrave, Maxime – 1/2-1/2 – Topalov, Veselin – G12 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. O-O Nf6 5. d4 O-O 6. c4 c6 7. b3 Bf5 8. Bb2 Nbd7 9. e3 Ne4 10. Qe2 a5
GCT Rapid Paris 2016 – Round 3.2 – Fressinet, Laurent – 1-0 – Caruana, Fabiano – G12 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 O-O 5. O-O c6 6. d4 d5 7. b3 Bf5 8. Bb2 Ne4 9. e3 Nd7 10. Qe2 a5
London Classic Elite blitz 6th 2014 – Round 3.3 – Giri, Anish – 1/2-1/2 – Kramnik, Vladimir – G9 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 c6 5. O-O Nf6 6. b3 O-O 7. c4 Bf5 8. Bb2 Nbd7 9. Nbd2 Ne4 10. Nh4 Nxd2
Melody Amber, Rapidplay, Monaco 1995 – Round 3 – Nikolic, Predrag – 1/2-1/2 – Nunn, John D M – G11 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d5 5. O-O O-O 6. c4 c6 7. b3 Bf5 8. Bb2 Nbd7 9. e3 a5 10. Nc3 Ne4
Melody Amber, Rapidplay, Monaco 1995 – Round 8 – Nikolic, Predrag – 0-1 – Anand, Viswanathan – G30 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d5 5. O-O c6 6. b3 O-O 7. c4 Bf5 8. Bb2 Re8 9. e3 Nbd7 10. Qe2 Bg4
Moscow 1971 – Round ? – Petrosian, Tigran V – 1/2-1/2 – Tukmakov, Vladimir B – G46 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5 7. b3 Bf5 8. Bb2 a5 9. Nc3 Ne4 10. Rc1 Nxc3
OHRA 1988 – Round 1 – Korchnoi, Viktor – 1/2-1/2 – Nunn, John D M – G21 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 c6 5. d4 d5 6. b3 O-O 7. O-O Bf5 8. Bb2 Nbd7 9. Nbd2 Ne4 10. Nh4 Nxd2
Tata Steel Masters 2024 - Round 16.1 - Gukesh, D - 1-0 - Giri, Anish 1. d4 Nf6 2. Nf3 d5 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 c6 7. b3 Bf5 8. Bb2 Nbd7 9. e3 a5 10. Nc3 Ne4
World Blitz 2021 – Round 9.32 – Petrosyan, Manuel – 1/2-1/2 – Peng, Li Min – G529 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 c6 5. Bg2 d5 6. O-O O-O 7. b3 Bf5 8. Bb2 Nbd7 9. Nc3 e6 10. Nh4 Re8

D78p — Neo-Gruenfeld

1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.b3 Bf5

Les coups candidats

8.Bb2 — 79.4% (570 parties)

Ambassadeurs : Nikolic, Predrag (6x), Dizdar, Goran (4x), Neverov, Valeriy (4x), Marovic, Drazen (3x), Gligoric, Svetozar (3x), Osnos, Viatcheslav (3x), Pomar Salamanca, Arturo (3x), Smirin, Ilia (3x)

8.Nc3 — 11.4% (82 parties)

Ambassadeurs : Kovacs, Janos (2x), Golod, Vitali (2x), Socko, Monika (2x), Minev, Nikolay N (1x), Bobotsov, Milko G (1x), Alzate, Javier (1x), Kinzel, Anton (1x), Klaman, Konstantin Mikhailovich (1x)

8.Nbd2 — 6.1% (44 parties)

Ambassadeurs : Pietzsch, Wolfgang (2x), Vukic, Milan (1x), Vukic, Maroje (1x), Heemskerk, Fenny (1x), Stadler, Tereza (1x), Fayard, Alain (1x), Bonhomme, Marcel (1x), Jelinek, Pavel (1x)

8.Nh4 — 1.7% (12 parties)

Ambassadeurs : Scagliarini, Bruno (1x), Ridolfi, Raffaele (1x), Tammert, Guenther (1x), Precour, Juergen (1x), Gasser, Klaus (1x), Burschowsky, Matthias (1x), Christensen, Jorgen Tornhoj (1x), Jensen, Karsten (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.Bb2	8.Nc3	8.Nbd2	8.Nh4
<1800	11	36%	55%	9%	—
1800-2200	255	75%	14%	8%	3%
2200-2600	337	86%	8%	4%	0%
2600+	38	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	8.Bb2	8.Nc3	8.Nbd2	8.Nh4
1950s	3	33%	67%	—	—
1960s	15	67%	13%	20%	—
1970s	24	96%	4%	—	—
1980s	11	82%	—	18%	—
1990s	100	75%	12%	7%	4%
2000s	96	71%	17%	9%	2%
2010s	316	79%	11%	7%	2%
2020s	153	87%	9%	1%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.Bb2	79%	87%	▲ +7.5%
8.Nc3	11%	9%	▼ -1.9%
8.Nbd2	7%	1%	▼ -5.3%
8.Nh4	2%	1%	▼ -0.9%

Joueurs célèbres

Champions du monde dans cette position

Ju, Wenjun — 2 parties
Kramnik, Vladimir — 2 parties
Ding, Liren — 2 parties
Botvinnik, Mikhail — 1 partie
Karpov, Anatoly — 1 partie
Anand, Viswanathan — 1 partie
Gukesh D — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

8.Bb2 — 79.4% (570 parties)

1957 — Abrahams, Gerald vs Haygarth, Michael J — 1-0 — Plymouth
1960 — Kvist, Goesta vs Gibbs, Peter Campbell — 1/2-1/2 — Leningrad RUS
1961 — Furman, Semyon vs Botvinnik, Mikhail — 1-0 — Moscow RUS
1963 — Johannsson, Ingi R vs Ofstad, Per — 1-0 — Halle GER
1965 — Spassky, Boris Vasily vs Uhlmann, Wolfgang — 1/2-1/2 — Hastings ENG

8.Nc3 — 11.4% (82 parties)

1952 — Minev, Nikolay N vs Bobotsov, Milko G — 0-1 — Sofia BUL
1957 — Klaman, Konstantin Mikhailovich vs Mnatsakanian, Eduard A — 1-0 — Leningrad RUS
1963 — Dimitrov Iliev, Ilia vs Mlechev, Hristo — 1/2-1/2 — Sofia BUL
1966 — Alzate, Javier vs Kinzel, Anton — 1/2-1/2 — Havana CUB
1976 — Mozny, Milos vs Heinig, Wolfram, Dr. — 1/2-1/2 — Brno Brno CZE

8.Nbd2 — 6.1% (44 parties)

1967 — Vukic, Milan vs Pietzsch, Wolfgang — 1-0 — Sarajevo BIH
1967 — Vukic, Maroje vs Pietzsch, Wolfgang — 1-0 — Sarajevo BIH
1967 — Heemskerk, Fenny vs Stadler, Tereza — 0-1 — Subotica SRB
1981 — Fayard, Alain vs Bonhomme, Marcel — 1/2-1/2 — Vitrolles
1989 — Jelinek, Pavel vs Vavruska, David — 0-1 — Karvina

8.Nh4 — 1.7% (12 parties)

1992 — Tammert, Guenther vs Precour, Juergen — 1/2-1/2 — VLSBaden 9293
1993 — Christensen, Jorgen Tornhoj vs Jensen, Karsten — 1-0 — Denmark
1996 — Gasser, Klaus vs Burschowsky, Matthias — 1/2-1/2 — Goetzis
1997 — Scagliarini, Bruno vs Ridolfi, Raffaele — 1/2-1/2 — Cecchina
2000 — Heurung, David vs Skelton, Noel — 1/2-1/2 — Saint Paul, MN USA

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