E76o — King’s Indian: Four Pawns Attack, 6.Nf3 c5 7.d5 a6

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.d5 a6 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plans. a4 (62 % des parties) ; Bd3 (Développer f1 — 25 % des parties) ; Be2 (Développer f1 — 11 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plans. ...e6 (Solidifier le centre, libérer le fou — 47 % des parties) ; ...b5 (Expansion aile dame — 18 % des parties) ; ...e5 (Occuper le centre — 10 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● c4→d5, e4→d5	● d6→c5, b7→a6, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● g5 (2v0)	● g4 (2v0)
Cases faibles	—	● d5
Centre	● d4 (2v1), ● d5 (4v1), ● e5 (2v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 2)
Bf1	● Bf1 Non développé (mob. 2)
Bg7		● Bg7 Ok (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (● c1, ● f1, ● a1, ● h1)	3 (● b8, ● c8, ● a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre	● Roqué
Droits de roque	O-O / O-O-O	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● e4-e5, ● f4-f5	● …e7-e6, ● …e7-e5

Partie
1928 Budapest – Round 1 – Havasi, Kornel – 1/2-1/2 – Von Balla, Zoltan – G7 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. f4 O-O 7. Nf3 a6 8. Bd3 Nbd7 9. O-O Qc7 10. Bd2 Rb8
1935 Bad Nauheim – Round 9 – Andersen, Erik – 1-0 – Engels de Jesus, Tavares Puntier – G34 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5 a6 8. Bd3 b5 9. O-O bxc4 10. Bxc4 Nbd7
1936 Muenchen ol – Round 8 – Poulsen, Christian – 0-1 – Kayser Osorio, Jesus – G19 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. f4 O-O 7. Nf3 a6 8. Bd3 b5 9. O-O 0-1
1938 URS Ch, semi final – Round 1 – Verlinsky, Boris – 1-0 – Shipunov, Aleksandr – G17 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. f4 O-O 7. Nf3 a6 8. a4 e6 9. Bd3 exd5 10. cxd5 Qb6
1959 BUL Ch – Round 2 – Pantaleev, Dimitar – 1-0 – Karastoichev, Emil – G2 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. d5 O-O 7. Nf3 a6 8. a4 e6 9. Be2 exd5 10. cxd5 Re8
1961 Baku ch-URS – Round 4 – Vladimirov, Boris T – 1/2-1/2 – Kots, Yuri I – G41 1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. f4 O-O 7. Nf3 a6 8. a4 e6 9. Be2 exd5 10. exd5 a5
1962 Argentina – Round 8 – Schweber, Samuel – 1/2-1/2 – Rubinetti, Jorge – G41 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. d5 O-O 7. Nf3 a6 8. a4 e6 9. Be2 exd5 10. cxd5 Re8
1962 Argentina – Round 9 – Rubinetti, Jorge – 1-0 – Farah, Rodolfo – G44 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. d5 O-O 7. Nf3 a6 8. a4 e6 9. Be2 exd5 10. cxd5 Re8
1962 Varna olm – Round 7 – Soos, Balint – 1-0 – Geller, Efim P – G297 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. d5 O-O 7. Nf3 a6 8. a4 e6 9. Be2 exd5 10. exd5 a5
1963 Capablanca Memorial – Round 19 – Wade, Robert G – 1/2-1/2 – Geller, Efim P – G177 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. f4 d6 6. Nf3 c5 7. d5 a6 8. a4 e6 9. Be2 exd5 10. exd5 Bg4
1965 CSR Ch U18 – Round 9 – Pribyl, Josef – 0-1 – Babula, Milan – G9 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5 a6 8. a4 e6 9. Be2 exd5 10. exd5 Bf5
1968 CSR Team Ch Harrachov – Round 3 – Zajic, Jiri – 1-0 – Stastny, Adam – G9 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. f4 O-O 7. Nf3 a6 8. a4 a5 9. Bd3 Na6 10. O-O h6

E76o — Four Pawns Attack (1928)

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.d5 a6

Les coups candidats

8.a4 — 62.3% (387 parties)

Ambassadeurs : Rubinetti, Jorge (3x), Clares Huanca, Danner Saed (3x), Uhlmann, Wolfgang (3x), Peter, Christian (3x), Gaponenko, Inna (3x), Glek, Igor (3x), Luciani, Carlo (3x), Geller, Efim P. (2x)

8.Bd3 — 24.6% (153 parties)

Ambassadeurs : Dokhoian, Yury (3x), Albrecht, Rainer (2x), Korchnoi, Viktor (2x), Gheorghiu, Florin (2x), Kupreichik, Viktor D (2x), Vaganian, Rafael A (2x), Peng, Zhaoqin (2x), Beyen, Roland (1x)

8.Be2 — 10.8% (67 parties)

Ambassadeurs : Roeder, Frank (1x), Feustel, Bernd (1x), Ransiek, Christoph (1x), Tuschinske, Matthias (1x), Hosticka, Frantisek (1x), Papacek, Stepan (1x), Chin, Carlos Rudy (1x), Vargas Mayen, Ernesto Javi (1x)

8.e5 — 1.4% (9 parties)

Ambassadeurs : Kouatly, Bachar (1x), Gheorghiu, Florin (1x), Banikas, Hristos (1x), Nikolaidis, Ioannis NA (1x), Verdier, Patrice (1x), Lagunes, Jean-Renaud (1x), Degraeve, Jean-Marc (1x), Bezold, Michael (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.a4	8.Bd3	8.Be2	8.e5
<1800	26	46%	31%	23%	—
1800-2200	289	60%	26%	13%	1%
2200-2600	207	70%	22%	5%	2%

Évolution par décennie (% des parties)

Décennie	N parties	8.a4	8.Bd3	8.Be2	8.e5
1950s	2	50%	50%	—	—
1960s	12	83%	8%	8%	—
1970s	10	80%	20%	—	—
1980s	63	59%	37%	3%	2%
1990s	163	69%	18%	10%	2%
2000s	211	64%	22%	11%	1%
2010s	140	51%	33%	15%	1%
2020s	20	70%	20%	10%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.a4	51%	70%	▲ +19.3%
8.Bd3	33%	20%	▼ -12.9%
8.Be2	15%	10%	▼ -5.0%
8.e5	1%	0%	▼ -0.7%

Parties historiques

8.a4 — 62.3% (387 parties)

1959 — Fraidakis, Pantelis vs Karastoichev, Emil — 1-0 — Sofia BUL
1961 — Vladimirov, Boris vs Kots, Yuri I — 1/2-1/2 — Baku ch-URS
1962 — Soos, Bela vs Geller, Efim P. — 1-0 — Varna olm
1962 — Rubinetti, Jorge vs Farah, Rodolfo — 1-0 — Buenos Aires ARG
1962 — Schweber, Samuel vs Rubinetti, Jorge — 1/2-1/2 — Buenos Aires ARG

8.Bd3 — 24.6% (153 parties)

1956 — Weichselbaumer, Ernst vs Black, Colin — 1/2-1/2 — Moskou olm
1968 — Beyen, Roland vs Reilly, Brian Patrick — 1-0 — Lugano SUI
1977 — Vaganian, Rafael A vs Sznapik, Aleksander — 1/2-1/2 — Mexico City MEX
1978 — Vaganian, Rafael A vs Chi Ching Hsuan — 0-1 — Buenos Aires ARG
1981 — Polajzer, Danilo vs Krause, Christian — 1-0 — St Johan ID Haide

8.Be2 — 10.8% (67 parties)

1969 — Roeder, Frank vs Feustel, Bernd — 0-1 — Hamburg GER
1986 — Ransiek, Christoph vs Tuschinske, Matthias — 1/2-1/2 — Buende
1987 — Hosticka, Frantisek vs Papacek, Stepan — 1/2-1/2 — Karvina
1990 — Hauke, Christian vs Hippler, Thomas — 1/2-1/2 — FRG-ch U20 Birkenfeld
1991 — Lazic, Marina vs Cejic, Dusica — 1/2-1/2 — Kladovo

8.e5 — 1.4% (9 parties)

1983 — Kouatly, Bachar vs Gheorghiu, Florin — 0-1 — Bagneux FRA
1992 — Elbilia, Jacques vs Lagunes, Ian Samuel — 1-0 — Intercercles
1996 — Banikas, Hristos vs Nikolaidis, Ioannis NA — 0-1 — Athens GRE
1996 — Verdier, Patrice vs Lagunes, Jean-Renaud — 1-0 — Cap d'Agde FRA
1997 — Degraeve, Jean-Marc vs Bezold, Michael — 0-1 — Makarska