Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● f7→g6, h7→g6
Passés	—	—
Majorité	—	● aile dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (3v0)	—
Cases faibles	● d4	—
Centre	● e4 (1v0)	● d5 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Ok (mob. 3)
Bg7		● Bg7 Actif (mob. 5)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (● b1, ● c1, ● 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	mobile
Ruptures	—	● …c7-c5, ● …e7-e5, ● …f7-f5

D72a — Neo-Gruenfeld, 7.Ne2

1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.cxd5 Nxd5 6.e4 Nb6 7.Ne2 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plans. d5 (Occuper le centre — 57 % des parties) ; O-O (Mettre le roi en sécurité, connecter les tours — 31 % des parties) ; Nbc3 (Développer b1 — 8 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plans. ...c5 (Frapper le centre adverse — 46 % des parties) ; ...O-O (Mettre le roi en sécurité, connecter les tours — 38 % des parties) ; ...e5 (Occuper le centre — 8 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1928 Bad Kissingen – Round 2 – Reti, Richard – 0-1 – Euwe, Max – G14 1. d4 Nf6 2. c4 g6 3. g3 d5 4. cxd5 Nxd5 5. e4 Nb6 6. Bg2 Bg7 7. Ne2 Bg4 8. f3 Bd7 9. Nbc3 Qc8 10. O-O Bh3
1949 Moskou ch-URS – Round 1 – Geller, Efim P – 1-0 – Boleslavsky, Isaac – G71 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 Bg4 8. d5 c6 9. O-O O-O 10. Nbc3 cxd5
1949 URS-ch17 – Round ? – Geller, Efim P – 1-0 – Boleslavsky, Isaac – G11 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 Bg4 8. d5 c6 9. O-O O-O 10. Nbc3 cxd5
1950 Amsterdam – Round 9 – Van Scheltinga, Theo – 1/2-1/2 – Pilnik, Herman – G94 1. d4 Nf6 2. c4 g6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Bg7 6. e4 Nb6 7. Ne2 c6 8. Nbc3 O-O 9. O-O Na6 10. b3 Bg4
1950 Australia ch-3 – Round ? – Salm, Maxwell – 1/2-1/2 – Endzelins, Lucius – G2 1. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 Bg7 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 c6 8. Nbc3 O-O 9. O-O a5 10. b3 Na6
1950 Candidats Tournament – Round 3 – Najdorf, Miguel – 1/2-1/2 – Boleslavsky, Isaac – G12 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 Bg4 8. f3 Bc8 9. Nbc3 Nc6 10. d5 Nb8
1950 Dubrovnik olm – Round 12 – Donner, Jan-Hein – 1-0 – Othoneos, Aris – G73 1. d4 Nf6 2. c4 g6 3. g3 d5 4. cxd5 Nxd5 5. e4 Nb6 6. Bg2 Bg7 7. Ne2 c6 8. Nbc3 O-O 9. O-O Na6 10. a4 c5
1955 URS Ch sf – Round 1 – Bellin, Bruno – 1/2-1/2 – Geller, Efim P – G30 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 Bg4 8. f3 Be6 9. d5 Bc8 10. O-O O-O
1963 Capablanca Memorial – Round 16 – Bobotsov, Milko G – 0-1 – Barcza, Gedeon – G149 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 Bg4 8. Nbc3 Nc6 9. f3 Bc8 10. d5 Nb8
1963 Halle zt – Round ? – Donner, Jan-Hein – 0-1 – Uhlmann, Wolfgang – G145 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 Bg4 8. Nbc3 Nc6 9. d5 Nd4 10. O-O c5
1971 Hoogovens – Round 12 – Donner, Jan Hein – 0-1 – Korchnoi, Viktor – G92 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. cxd5 Nxd5 6. e4 Nb6 7. Ne2 Bg4 8. Nbc3 Nc6 9. d5 Nd4 10. h3 Bf3

D72a —

1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.cxd5 Nxd5 6.e4 Nb6 7.Ne2

Les coups candidats

7…c5 — 46.5% (921 parties) →

Ambassadeurs : Ilincic, Zlatko (28x), Jirka, Jiri (15x), Kempinski, Robert (14x), Andrews, Graham (10x), Sutovsky, Emil (9x), Grabarczyk, Miroslaw (9x), Tregubov, Pavel V. (8x), Ftacnik, Lubomir (8x)

7…O-O — 38.2% (755 parties) →

Ambassadeurs : Ilincic, Zlatko (10x), Banas, Jan (8x), Tregubov, Pavel V. (7x), Wittmann, Walter (5x), Bukal, Vladimir Jr. (5x), Donner, Jan-Hein (4x), Gutman, Lev (4x), Wagner, Dinara (4x)

7…e5 — 7.8% (155 parties) →

Ambassadeurs : Wiedenkeller, Michael (3x), Bekker-Jensen, David (3x), Liss, Eran (3x), Abanin, Vladimir (2x), Fedorowicz, John (2x), Goldin, Alexander (2x), Ekeberg, Carl Fredrik (2x), Brendel, Oliver (2x)

7…Nc6 — 4.6% (92 parties) →

Ambassadeurs : Toma, Katarzyna (3x), Goldin, Alexander (2x), Yrjola, Jouni (2x), Beni, Alfred (1x), Nestler, Vincenzo (1x), Barda, Olaf (1x), Balogh, Janos (1x), Donner, Jan-Hein (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…c5	7…O-O	7…e5	7…Nc6
<1800	54	44%	39%	7%	7%
1800-2200	560	42%	43%	6%	6%
2200-2600	1135	50%	35%	9%	3%
2600+	63	78%	14%	3%	—

Évolution par décennie (% des parties)

Décennie	N parties	7…c5	7…O-O	7…e5	7…Nc6
1950s	59	31%	49%	8%	3%
1960s	19	5%	53%	5%	26%
1970s	33	15%	55%	6%	9%
1980s	59	19%	68%	8%	3%
1990s	214	21%	53%	15%	8%
2000s	506	42%	36%	13%	6%
2010s	776	58%	32%	4%	3%
2020s	313	56%	35%	4%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…c5	58%	56%	▼ -2.1%
7…O-O	32%	35%	▲ +3.1%
7…e5	4%	4%	-0.3%
7…Nc6	3%	3%	+0.1%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Anatoly — 6 parties
Kasparov, Garry — 6 parties
Ju, Wenjun — 6 parties
Carlsen, Magnus — 3 parties
Anand, Viswanathan — 2 parties

Parties historiques

7…c5 — 46.5% (921 parties)

1950 — Bobekov, P. vs Filip, Miroslav — 1/2-1/2 — Prague CZE
1950 — Bolbochan, Jacobo vs Rossetto, Hector — 1/2-1/2 — Mar del Plata ARG
1950 — Eken, Max vs Pilnik, Herman — 0-1 — Amsterdam NED
1950 — Euwe vs Pilnik, Andrej — 0-1 — ?
1950 — Golombek, Harry vs Veitch, Walter — 0-1 — Buxton

7…O-O — 38.2% (755 parties)

1950 — Beni, Alfred vs Soluch, Leopold — 1-0 — Vienna AUT
1950 — Salm, Maxwell vs Bostrom, R — 1-0 — Queensland ch
1950 — Rapaka Samuel Paul vs Gligoric, Sofija — 1-0 — Dubrovnik olm
1950 — Gruenfeld, Ernst vs Kopetzky, Karl — 1/2-1/2 — Vienna AUT
1950 — O'Kelly, Albéric de Galway vs Phillips Andrea — 1-0 — Hastings ENG

7…e5 — 7.8% (155 parties)

1950 — Stahlberg, Gideon vs Smyslov, Vasily — 1-0 — Budapest HUN
1951 — Hallmark, A. vs Paffley, D. — 1/2-1/2 — England
1954 — Alvarez, Jose vs De Carvalho Machado, Fernando — 0-1 — Montevideo URU
1955 — Shestoperov, Aleksej vs Goldberg, Grigory A — 0-1 — Moscow RUS
1955 — Averbakh, Yuri L vs Goldberg, Grigory — 1/2-1/2 — USSR

7…Nc6 — 4.6% (92 parties)

1950 — Barda, Olaf vs Balogh, Janos — 1-0 — corr Wch1
1951 — Beni, Alfred vs Nestler, Vincenzo — 1-0 — Vienna AUT
1961 — Winkelmann, Max vs Ebner, Franz — 1-0 — Meschede
1963 — Baumgartner, Walter vs Kohl, Werner — 1-0 — Bad Pyrmont GER
1965 — Forintos, Gyozo V vs Flesch, János — 0-1 — Budapest HUN