D78q — Neo-Gruenfeld, 6.O-O c6 7.b3 Ne4

1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.b3 Ne4 * ○ 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 c8.

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

Plans. Be3 (Développer Bc1) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte f5.

Atouts. Les Noirs s'appuient sur la case forte f5, un fou actif en g7 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et g2.

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

Plans. ...Nbd7 (Développer Nb8) ; ...Bg4 (Développer Bc8, 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 (2v1), ● g5 (2v1)	● f5 (2v0)
Cases faibles	—	—
Centre	● d4 (2v1), ● e5 (2v1)	● d5 (2v1), ● e4 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 7)
Bg2	● Bg2 Enfermé (mob. 2)
Bg7		● Bg7 Actif (mob. 5)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (● b1, ● c1, ● a1)	3 (● b8, ● c8, ● 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, ● …f7-f6, ● …f7-f5

Partie
19. European Teams 2013 – Round 4.2 – Banusz, Tamas – 1/2-1/2 – Mamedov, Rauf – G148 1. Nf3 g6 2. c4 Bg7 3. d4 Nf6 4. g3 c6 5. Bg2 O-O 6. O-O d5 7. b3 Ne4 8. Bb2 Bf5 9. e3 a5 10. Nc3 Nxc3
1931 Moskou ch-URS – Round 1 – Goglidze, Viktor – 0-1 – Yudovich, Mikhail M – G76 1. d4 Nf6 2. Nf3 g6 3. g3 d5 4. Bg2 Bg7 5. O-O O-O 6. c4 c6 7. b3 Ne4 8. Bb2 a5 9. Nc3 Nxc3 10. Bxc3 a4
1938 Trade Unions – Round 15 – Rovner, Dmitry – 1-0 – Levitas, B – G118 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 O-O 5. O-O c6 6. b3 Ne4 7. d4 d5 8. Bb2 dxc4 9. Qc2 Bf5 10. g4 cxb3
1950 Amsterdam – Round 16 – Pirc, Vasja – 1/2-1/2 – Najdorf, Miguel – G159 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 c6 7. b3 Ne4 8. Bb2 a5 9. Nc3 Nxc3 10. Bxc3 a4
1955 Mar del Plata – Round 9 – Panno, Oscar – 1/2-1/2 – Gligorić, Svetozar – G65 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c6 6. b3 Ne4 7. d4 d5 8. Bb2 a5 9. Nc3 Nxc3 10. Bxc3 Nd7
1955 Moskou ch-URS – Round 1 – Kortchnoi, V. – 1/2-1/2 – Averbach, Y. – G17 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c6 6. d4 d5 7. b3 Ne4 8. Bb2 Nd7 9. Nfd2 Ndf6 10. Nc3 Nxd2
1957 Reykjavik – Round 2 – Olafsson, Fridrik – 1/2-1/2 – Benko, Pal – G23 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 O-O 5. O-O c6 6. b3 Ne4 7. d4 d5 8. Bb2 Bf5 9. Nbd2 a5 10. a3 Qb6
1958 Munich olm fin-C – Round 10 – Reilly, Brian – 0-1 – Reissman, Paul – G27 1. d4 d5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 c6 7. b3 Ne4 8. Bb2 Nd7 9. Nc3 e6 10. Qc2 f5
1958 Portoroz Interzonal – Round 10 – Filip, Marius Liviu – 1/2-1/2 – Pachman, Ludek – G94 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5 7. b3 Ne4 8. Bb2 Bf5 9. Nfd2 Qc8 10. Nxe4 Bxe4
1960 Leipzig olm prel – Round 8 – Boutteville, Cesar – 0-1 – Book, Eero – G258 1. c4 c6 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. d4 d5 7. b3 Ne4 8. Bb2 Be6 9. Qc2 Bf5 10. Qc1 Nd7
1960 World Championship 23th – Round 11 – Tal, Mikhail – 1-0 – Botvinnik, Mikhail – G11 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c6 6. b3 Ne4 7. d4 d5 8. Bb2 Be6 9. Nbd2 Nxd2 10. Qxd2 Na6
1961 FRG Ch 06th – Round 9 – Clemens, Christian, Dr. – 0-1 – Mohrlok, Dieter – G21 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c6 6. b3 Ne4 7. d4 d5 8. cxd5 cxd5 9. Bb2 Nc6 10. Nbd2 Qa5
1963 Hoogovens – Round 10 – Van Scheltinga, Theo – 1/2-1/2 – Stahlberg, Gideon – G86 1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. O-O Bg7 5. c4 c6 6. b3 Ne4 7. d4 O-O 8. Bb2 Be6 9. Nbd2 Nxd2 10. Qxd2 h6
1963 POL Ch 20th – Round 10 – Doda, Zbigniew – 1-0 – Szukszta, Janus – G60 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c6 6. b3 Ne4 7. d4 d5 8. Bb2 a5 9. Nbd2 a4 10. bxa4 Qa5
1965 Zagreb – Round 1 – Marovic, Drazen – 1/2-1/2 – Filip, Marius Liviu – G15 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. Nf3 Bg7 6. O-O O-O 7. b3 Ne4 8. Bb2 Bf5 9. Qc1 Nd7 10. Rd1 Ndf6
1967 Capablanca Memorial – Round 14 – Filip, Marius Liviu – 1/2-1/2 – Barcza, Gedeon – G127 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c6 6. b3 Ne4 7. d4 d5 8. Bb2 Be6 9. Qc1 Nd7 10. Nbd2 Ndf6
1967 Zierikzee ch-NED – Round 1 – Ree, Hans – 1/2-1/2 – Scholl, Eddie C – G16 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c6 6. b3 Ne4 7. d4 d5 8. Bb2 Bf5 9. Nbd2 Nxd2 10. Qxd2 Be4
1968 CSR Ch – Round 5 – Plachetka, Jan – 1/2-1/2 – Blatny, Frantisek – G45 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c6 6. b3 Ne4 7. d4 d5 8. Bb2 Be6 9. Ne5 Nd7 10. Nc3 f5
1968 Solingen GER – Round 10 – Pachman, Ludek – 1/2-1/2 – Lehmann, Heinz – G18 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c6 6. b3 Ne4 7. d4 d5 8. Bb2 Qa5 9. Nfd2 Nxd2 10. Nxd2 Bf5
1970 IBM – Round 5 – Marovic, Drazen – 1/2-1/2 – Cortlever, Nico – G62 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. Nf3 Bg7 6. O-O O-O 7. b3 Ne4 8. Bb2 a5 9. Nbd2 Nxd2 10. Nxd2 Na6
2024 SuperUnited Rapid & Blitz Croatia – Round 23 – Aronian Levon – 0-1 – Firouzja Alireza – G112 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Bd7 5. d3 Nc6 6. O-O e6 7. Be3 Be7 8. h3 h6 9. Nbd2 g5 10. d4 cxd4
42. Olympiad 2016 – Round 4.1 – Grischuk, Alexander – 0-1 – Volokitin, Andrei – G243 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 c6 5. b3 Ne4 6. d4 d5 7. O-O O-O 8. Bb2 Bf5 9. Nbd2 Qa5 10. e3 Nd7
9. Norway Armageddon 2021 – Round 4.1 – Carlsen, Magnus – 1-0 – Nepomniachtchi, Ian – G8 1. Nf3 Nf6 2. g3 d5 3. Bg2 g6 4. O-O Bg7 5. c4 c6 6. b3 Ne4 7. d4 O-O 8. Bb2 a5 9. Nc3 Bf5 10. e3 Nxc3
Baku FIDE Grand Prix 2014 – Round 6.5 – Grischuk, Alexander – 0-1 – Radjabov, Teimour – G35 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c6 6. b3 Ne4 7. d4 d5 8. Bb2 a5 9. Nc3 Bf5 10. Rc1 Nxc3
FIDE GP 2010 – Round 3 – Ponomariov, Ruslan – 1/2-1/2 – Radjabov, Teimour – G19 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 c6 5. O-O d5 6. b3 Ne4 7. d4 O-O 8. Bb2 Bf5 9. e3 Nd7 10. Qe2 a6
London Classic KO 5th 2013 – Round 1.1 – Caruana, Fabiano – 1/2-1/2 – Gelfand, Boris – G1 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. O-O Nf6 5. c4 c6 6. b3 Ne4 7. d4 O-O 8. Bb2 Bf5 9. e3 Qa5 10. Nh4 Be6
Sharjah Grand Prix 2017 – Round 3.8 – Riazantsev, Alexander – 1/2-1/2 – Li, Chao – G26 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Nf3 Bg7 5. Bg2 d5 6. b3 O-O 7. O-O Ne4 8. Bb2 Bf5 9. e3 Nd7 10. Qe2 a5
Sharjah Grand Prix 2017 – Round 4.4 – Jakovenko, Dmitry – 1/2-1/2 – Ding, Liren – G31 1. c4 g6 2. g3 Bg7 3. Bg2 Nf6 4. Nf3 c6 5. O-O d5 6. b3 Ne4 7. d4 O-O 8. Bb2 a5 9. Nc3 Bf5 10. e3 Nxc3
SportAccord Blitz Men 2013 – Round 10.2 – Giri, Anish – 1/2-1/2 – Radjabov, Teimour – G71 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d5 5. O-O O-O 6. c4 c6 7. b3 Ne4 8. Bb2 Bf5 9. e3 Nd7 10. Qe2 a5
World Blitz 2016 – Round 14.5 – Vachier-Lagrave, Maxime – 1/2-1/2 – Radjabov, Teimour – G576 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c6 6. b3 Ne4 7. d4 d5 8. Bb2 Bf5 9. Nbd2 a5 10. Re1 Nd7
World Blitz 2018 – Round 7.40 – Oparin, Grigoriy – 1-0 – Drygalov, Andrey – G424 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 c6 5. O-O d5 6. b3 Ne4 7. d4 O-O 8. Bb2 Nd7 9. e3 Ndf6 10. Qe2 a5
World Blitz 2018 – Round 9.19 – Oparin, Grigoriy – 1-0 – Dubov, Daniil – G520 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 c6 5. O-O O-O 6. b3 Ne4 7. d4 d5 8. Bb2 a5 9. Nc3 Bf5 10. e3 Nxc3
World Blitz 2021 – Round 4.10 – Santos Latasa, Jaime – 0-1 – Mamedyarov, Shakhriyar – G197 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. O-O O-O 6. c4 c6 7. b3 Ne4 8. Bb2 a5 9. Nc3 Bf5 10. e3 Na6
World Blitz 2022 – Round 12.13 – Pantsulaia, Levan – 0-1 – Andreikin, Dmitry – G618 1. Nf3 d5 2. c4 c6 3. g3 g6 4. Bg2 Bg7 5. O-O Nf6 6. b3 Ne4 7. d4 O-O 8. Bb2 Bf5 9. Nfd2 Nf6 10. Nc3 Na6
World Blitz Final 2012 – Round 15 – Topalov, Veselin – 0-1 – Le, Quang Liem – G117 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 c6 5. O-O O-O 6. b3 Ne4 7. d4 d5 8. Bb2 Bf5 9. e3 Nd7 10. Qe2 a5

D78q — Neo-Gruenfeld

1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.b3 Ne4

Les coups candidats

8.Bb2 — 96.2% (807 parties)

Ambassadeurs : Banusz, Tamas (6x), Nikolic, Predrag (5x), Svidler, Peter (5x), Tal, Mikhail (4x), Clemens, Christian, Dr. (4x), Grabarczyk, Miroslaw (4x), Filip, Marius Liviu (3x), Stahlberg, Gideon (3x)

8.e3 — 1.5% (13 parties)

Ambassadeurs : Kahn, Evarth Dr. (1x), Bodrogi, Mihaly (1x), Nikolic, Predrag (1x), Timman, Jan H (1x), Docx, Stefan (1x), Arakhamia-Grant, Ketevan (1x), Rey Rodriguez, Yosvany (1x), Lopez Gari, Osvaldo (1x)

8.cxd5 — 1.1% (9 parties)

Ambassadeurs : Clemens, Christian, Dr. (1x), Mohrlok, Dieter (1x), Bleiman, Yaacov (1x), Kostro, Jerzy (1x), Ruponen, Raimo (1x), Airekoski, Esa (1x), Kalsi, Janne (1x), Karttunen, Mika (1x)

8.Nbd2 — 1.1% (9 parties)

Ambassadeurs : Leroy, Didier (1x), Kovarcik, Gilles (1x), Abad Alonso, Jimena Lavinia (1x), San Claudio Gonzalez, Francisco Javier (1x), Pcola, Pavol (1x), Durik, Peter (1x), Toth, Daniel (1x), Toth, Csaba (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.Bb2	8.e3	8.cxd5	8.Nbd2
<1800	10	100%	—	—	—
1800-2200	243	97%	1%	1%	1%
2200-2600	426	96%	2%	1%	1%
2600+	67	96%	3%	—	1%

Évolution par décennie (% des parties)

Décennie	N parties	8.Bb2	8.e3	8.cxd5	8.Nbd2
1920s	1	100%	—	—	—
1930s	2	100%	—	—	—
1950s	14	100%	—	—	—
1960s	23	96%	—	4%	—
1970s	17	94%	—	6%	—
1980s	18	94%	—	6%	—
1990s	145	95%	1%	1%	2%
2000s	98	97%	—	2%	—
2010s	366	97%	2%	0%	1%
2020s	155	95%	3%	1%	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.Bb2	97%	95%	▼ -2.2%
8.e3	2%	3%	▲ +0.7%
8.cxd5	0%	1%	+0.4%
8.Nbd2	1%	2%	▲ +1.1%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 4 parties
Botvinnik, Mikhail — 3 parties
Euwe, Max — 2 parties
Gukesh D — 2 parties
Ding, Liren — 1 partie
Ju, Wenjun — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

8.Bb2 — 96.2% (807 parties)

1928 — Bogoljubow, Efim vs Euwe, Max — 1-0 — The Netherlands
1931 — Goglidze, Viktor vs Yudovich, Mikhail M — 0-1 — Moskou ch-URS
1938 — Rovner, Dmitry vs Levitas, B — 1-0 — Leningrad RUS
1950 — Pirc, Vasja vs Najdorf, Miguel — 1/2-1/2 — Amsterdam NED
1951 — Malich, Burkhard, Dr. vs Kunze, Klaus — 0-1 — Leipzig GER

8.e3 — 1.5% (13 parties)

1993 — Kahn, Evarth Dr. vs Bodrogi, Mihaly — 1-0 — Budapest II
1998 — Nikolic, Predrag vs Timman, Jan H — 1/2-1/2 — Elista RUS
2010 — Rey Rodriguez, Yosvany vs Lopez Gari, Osvaldo — 1/2-1/2 — Havana CUB
2011 — Docx, Stefan vs Arakhamia-Grant, Ketevan — 1-0 — Antwerp BEL
2012 — Drasko, Milan vs Carbone, Stefano — 1-0 — Palmi ITA

8.cxd5 — 1.1% (9 parties)

1961 — Clemens, Christian, Dr. vs Mohrlok, Dieter — 0-1 — Bad Pyrmont GER
1974 — Bleiman, Yaacov vs Kostro, Jerzy — 1/2-1/2 — Nice olm fin-B
1983 — Ruponen, Raimo vs Airekoski, Esa — 1-0 — ?
1996 — Kalsi, Janne vs Karttunen, Mika — 0-1 — Laukaa We LaukSK
1996 — Habibi, Ali vs Preissmann, Emmanuel — 1/2-1/2 — PCA Qualifier g/25,

8.Nbd2 — 1.1% (9 parties)

1991 — Abad Alonso, Jimena Lavinia vs San Claudio Gonzalez, Francisco Javier — 0-1 — ESP
1994 — Pcola, Pavol vs Durik, Peter — 1-0 — SVK-ch U18 Trnava SVK
1995 — Leroy, Didier vs Kovarcik, Gilles — 1-0 — Avoine FRA
2012 — Toth, Daniel vs Toth, Csaba — 1/2-1/2 — HUN
2015 — Vachier-Lagrave, Maxime vs Hansen, Eric — 1-0 — Berlin GER

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