Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● d2→e3, f2→e3, f2→g3, h2→g3	● g6→f5, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● d5 (3v1)	● b4 (2v0), ● g4 (2v1)
Cases faibles	● e4	—
Centre	● d5 (3v1)	● d4 (2v1), ● e5 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bg2	● Bg2 Actif (mob. 6)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 7)
Paire de fous	● Oui	● Oui
Non développées	4 (● g1, ● c1, ● a1, ● h1)	4 (● c8, ● f8, ● 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	● d2-d4, ● e3-e4, ● f2-f4	● …d7-d5, ● …f5-f4

A25y — English: Closed

1.c4 e5 2.Nc3 Nc6 3.g3 f5 4.Bg2 Nf6 5.e3 g6 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Nge2 (Développer g1 — 72 % des parties) ; d4 (Occuper le centre — 18 % des parties) ; d3 (Solidifier le centre — 7 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bg7 (Fianchetto, fou sur la grande diagonale — 76 % des parties) ; ...d6 (Libérer Bc8 — 12 % des parties) ; ...e4 (Occuper le centre — 9 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1960 Leningrad ch-URS – Round 17 – Nei, Iivo – 0-1 – Polugaevsky, Lev – G153 1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. d4 e4 7. f3 exf3 8. Nxf3 Bg7 9. d5 Ne7 10. O-O O-O
1960 URS Ch sf – Round 3 – Peterson, Andrejs – 0-1 – Polugaevsky, Lev – G17 1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. d4 d6 7. Nge2 Bg7 8. b3 O-O 9. Bb2 e4 10. Qd2 Qe8
1961 CSR Ch – Round 2 – Hort, Vlastimil – 1-0 – Florian, Jaromir – G10 1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. Nge2 Bg7 7. d4 O-O 8. dxe5 Nxe5 9. b3 d6 10. Bb2 c6
1961 CSR Ch – Round 5 – Trmal, Jaroslav – 0-1 – Hort, Vlastimil – G40 1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. Nge2 Bg7 7. d4 d6 8. b4 e4 9. a3 Ne7 10. d5 Ng4
1964 Moscow Ch – Round ? – Averbakh, Yuri L – 0-1 – Orlov, Vsevolod – G9 1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. Nge2 Bg7 7. d3 O-O 8. O-O Ne7 9. e4 c6 10. f4 d6
1964 WchT U26 11. fin-A – Round 4.1 – Spiridonov, Nikola – 0-1 – Khodos, German – G59 1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. d3 Bg7 7. Nge2 O-O 8. Rb1 d6 9. b4 g5 10. Nd5 Nxd5
1968 Lublin PKWN 4th – Round 11 – Kovacs, Laszlo M – 1-0 – Sydor, Andrzej – G35 1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. d4 d6 7. Nge2 Bg7 8. a3 O-O 9. d5 Ne7 10. O-O g5
1969 Vilnius – Round 5 – Kupka, Slavoj – 1/2-1/2 – Nicevski, Risto – G30 1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. d3 Bg7 7. Nge2 O-O 8. O-O d6 9. Rb1 Be6 10. Nd5 Qd7
1975 URS Team Ch – Round 1 – Usmanov, Yury – 1-0 – Nevednichy, Boris M – G14 1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. d4 d6 7. b4 Bg7 8. b5 Ne7 9. dxe5 Nd7 10. Nf3 O-O
FIDE World Cup 2017 – Round 1.2 – Kovalyov, Anton – 1/2-1/2 – Akobian, Varuzhan – G65 1. c4 e5 2. g3 Nc6 3. Bg2 f5 4. Nc3 Nf6 5. e3 g6 6. d3 Bg7 7. Nge2 d6 8. O-O O-O 9. b3 g5 10. f4 h6
Roquebrune rapid 1992 – Round 13 – Anand, Viswanathan – 0-1 – Ljubojevic, Ljubomir – G40 1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. d4 e4 7. f3 exf3 8. Nxf3 d6 9. O-O Bg7 10. d5 Ne5
World Blitz Final 2012 – Round 1 – Andreikin, Dmitry – 1-0 – Carlsen, Magnus – G1 1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. d4 d6 7. Nge2 Bg7 8. b4 e4 9. b5 Ne7 10. O-O O-O

A25y — Closed (1960)

1.c4 e5 2.Nc3 Nc6 3.g3 f5 4.Bg2 Nf6 5.e3 g6

Les coups candidats

6.Nge2 — 73.1% (415 parties)

Ambassadeurs : Spraggett, Kevin (8x), Kurajica, Bojan (6x), Sher, Miron (3x), Haas, Carmi (3x), Heemsoth, Hermann (2x), Hort, Vlastimil (2x), Liljedahl, Lennart (2x), Ehlvest, Jaan (2x)

6.d4 — 17.1% (97 parties)

Ambassadeurs : Polugaevsky, Lev (2x), Vaulin, Alexander P. (2x), Bronstein, David I (2x), Kauder, Hartmut (2x), Nei, Iivo (1x), Stoliar, Efim Samoilovich (1x), Aronin, Lev (1x), Forsbach, Hans Peter (1x)

6.d3 — 7.6% (43 parties)

Ambassadeurs : Habibi, Ali (2x), Kupka, Slavoj (1x), Nicevski, Risto (1x), Spiridonov, Nikola (1x), Khodos, German (1x), Lobron, Eric (1x), Nikolic, Predrag (1x), Sunye Neto, Jaime (1x)

6.Rb1 — 1.4% (8 parties)

Ambassadeurs : Jacobsen, Bo (1x), Jensen, Allan Astrup (1x), Namay Caceres, Santos (1x), Jerez Perez, Alfonso (1x), Bugajski, Robert (1x), Babushkin, Eduard (1x), Vidarte Morales, Arturo (1x), Garcia Gil, Javier (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6.Nge2	6.d4	6.d3	6.Rb1
<1800	20	90%	10%	—	—
1800-2200	229	72%	19%	7%	1%
2200-2600	247	75%	13%	9%	2%
2600+	12	50%	42%	8%	—

Évolution par décennie (% des parties)

Décennie	N parties	6.Nge2	6.d4	6.d3	6.Rb1
1960s	14	50%	36%	14%	—
1970s	19	74%	26%	—	—
1980s	34	76%	15%	6%	3%
1990s	142	66%	22%	9%	2%
2000s	143	83%	10%	6%	1%
2010s	167	71%	17%	9%	1%
2020s	49	76%	16%	6%	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6.Nge2	71%	76%	▲ +4.3%
6.d4	17%	16%	-0.4%
6.d3	9%	6%	▼ -2.9%
6.Rb1	1%	2%	▲ +1.4%

Joueurs célèbres

Champions du monde dans cette position

Anand, Viswanathan — 1 partie
Carlsen, Magnus — 1 partie
Gukesh D — 1 partie

Parties historiques

6.Nge2 — 73.1% (415 parties)

1961 — Heemsoth, Hermann vs Simagin, Vladimir — 1-0 — ?
1961 — Heemsoth, Hermann vs Aronin, Lev — 1-0 — corr USSR-BRD
1961 — Trmal, Jaroslav vs Hort, Vlastimil — 0-1 — Kosice
1961 — Hort, Vlastimil vs Florian, Jaromir — 1-0 — Kosice
1963 — Kotz, Heinz Peter vs Shestoperov, Aleksej — 1-0 — Moscow tt

6.d4 — 17.1% (97 parties)

1960 — Nei, Iivo vs Polugaevsky, Lev — 0-1 — Leningrad ch-URS
1960 — Peterson, Andrejs vs Polugaevsky, Lev — 0-1 — Vilnius LTU
1961 — Kauder, Hartmut vs Forsbach, Hans Peter — 1/2-1/2 — Minden
1964 — Stoliar, Efim Samoilovich vs Aronin, Lev — 1-0 — Leningrad RUS
1968 — Kovacs, Laszlo vs Sydor, Andrzej — 1-0 — ?

6.d3 — 7.6% (43 parties)

1964 — Spiridonov, Nikola vs Khodos, German — 0-1 — Krakow POL
1969 — Kupka, Slavoj vs Nicevski, Risto — 1/2-1/2 — Vilnius LTU
1983 — Sunye Neto, Jaime vs Sahovic, Dragutin — 1-0 — Tuzla
1989 — Lobron, Eric vs Nikolic, Predrag — 0-1 — Ljublana Portoroz
1991 — Arkhipov, Sergey vs Ivanov, Oleg — 1-0 — Kecskemet HUN

6.Rb1 — 1.4% (8 parties)

1980 — Jacobsen, Bo vs Jensen, Allan Astrup — 0-1 — Copenhagen DEN
1991 — Bugajski, Robert vs Babushkin, Eduard — 1/2-1/2 — Warsaw POL
1996 — Namay Caceres, Santos vs Jerez Perez, Alfonso — 0-1 — Mataro op
1999 — Vidarte Morales, Arturo vs Garcia Gil, Javier — 0-1 — Barbera del Valles
2002 — Lindo, Juliette vs Mazariegos Kummerfeldt, Carolina — 0-1 — Bridgetown