E94c — King’s Indian: 7.O-O exd4 8.Nxd4 Re8 9.f3

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O exd4 8.Nxd4 Re8 9.f3 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur les cases fortes b5 et d5, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Le fou enfermé en c8.

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

Plans. Bg5 (Clouer Nf6) ; Tour sur colonne d.

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur la case forte e5, un avant-poste en e5, la paire de fous et la colonne semi-ouverte e.

Côté adverse. Les fous enfermés en c1 et e2.

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

Plans. ...Nbd7 (Développer Nb8) ; ...Bf5 (Développer Bc8) ; ...c6 (Rupture) ; ...c5 (Rupture) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● g2→f3, f3→e4	● c7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● e

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Be2	● Be2 Enfermé (mob. 1)
Bg7		● Bg7 Ok (mob. 3)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	2 (c1, a1)	3 (b8, c8, a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c4-c5, ● e4-e5, ● f3-f4	● …c7-c6, ● …c7-c5, ● …d6-d5

Partie
11th Sinquefield Cup 2024 - Round 6 - Ding, Liren - 1/2-1/2 - Praggnanandhaa, R - G26 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 d5
1950 Amsterdam – Round 15 – Najdorf, Miguel – 1-0 – Pilnik, Herman – G148 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Nc2 Be6
1950 Interzonal – Round 5 – Rellstab, Ludwig – 0-1 – Najdorf, Miguel – G7 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 Nbd7 10. Bg5 c6
1952 Budapest – Round 13 – Benko, Pal – 1/2-1/2 – Pilnik, Herman – G119 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Nc2 Na6
1957 UKR Ch – Round ? – Lazarev, Gennady – 0-1 – Geller, Efim P – G7 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Rb1 Na6
1957 URS Ch, semi final – Round 10 – Furman, Slavomir – 1-0 – Nezhmetdinov, Rashid – G90 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nbd7
1959 Buenos Aires Ch – Round 1 – Abelenda Suarez, Saul – 1/2-1/2 – Palermo, Vicente – G4 1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 Nbd7 10. Be3 c6
1959 Cerveny Kostelec – Round ? – Rejfir, Josef – 1-0 – Marsalek, Josef – G13 1. c4 Nf6 2. Nc3 g6 3. e4 e5 4. Nf3 d6 5. d4 exd4 6. Nxd4 Bg7 7. Be2 O-O 8. O-O Re8 9. f3 c6 10. Kh1 d5
1960 USSR – Round 1 – Taimanov, Mark E – 1-0 – Arseniev, Vladimir V. – G7 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 d6 6. Nf3 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Na6
1961 CSR Ch – Round 13 – Pachman, Ludek – 1-0 – Dolezal, Jiri – G120 1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Nc2 d5
1962 Varna olm – Round 11 – Pachman, Ludek – 0-1 – Ghitescu, Theodor – G221 1. c4 g6 2. d4 Nf6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Nc2 Na6
1963 GDR Ch Aschersleben GER – Round 2 – Moehring, Guenther – 1/2-1/2 – Maedler, Juergen, Dr. – G9 1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Nc2 Na6
1964 Liberation – Round 8 – Ivkov, Borislav – 1/2-1/2 – Larsen, Benjamin Holsko – G22 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Bg5 Qb6
1964 Tel Aviv olm fin-C – Round 13 – Minaya, Juan – 1-0 – Walther, Edgar – G77 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 a5 10. Bg5 h6
1964 Tel Aviv olm prel – Round 6 – Jauregui, C. – 0-1 – Stein, Leon Rico – G57 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Nc2 Be6
1965 Tbilisi – Round 1 – Lilienthal, Andor – 1-0 – Bogdanovic, Rajko – G35 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Nc2 Be6
1965 WchT U26 12. fin-A – Round 3 – Pedersen, Svend – 1/2-1/2 – Gheorghiu, Florin – G14 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 Nbd7 10. Nc2 Nb6
1966 Den Haag zt – Round 6 – Crisanto Roth, Feargus – 0-1 – Alvarez Lee, Felix – G33 1. c4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. d4 O-O 5. e4 d6 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 d5
1966 Hoogovens 28th – Round 13 – Szabo, Ladislav – 1/2-1/2 – Ivkov, Borislav – G38 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Nc2 Be6
1966 WchTJ U26 fin-A – Round 10 – Stepak, Yedael – 1/2-1/2 – Ghizdavu, Dumitru – G56 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Be2 O-O 6. Nf3 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Nc2 d5
1967 Oxford ch-BCF – Round 2 – Basman, Michael J – 0-1 – Whiteley, Andrew Jonathan – G20 1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 d5
1967 Oxford ch-BCF – Round 3 – Golombek, Harry – 1/2-1/2 – Hollis, Adrian – G31 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Nc2 Na6
1967 ROM Ch – Round 4 – Segal, Alexandru Sorin – 1/2-1/2 – Gheorghiu, Florin – G24 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Nc2 d5
1967 YUG-URS – Round 1 – Gipslis, Aivars – 1/2-1/2 – Bogdanovic, Rajko – G5 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nbd7
40. Olympiad Open 2012 – Round 11.11 – Postny, Evgeny – 1-0 – Teterev, Vitaly – G584 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5
41. Olympiad Open 2014 – Round 2.10 – Gelfand, Boris – 1-0 – Amonatov, Farrukh – G86 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5
41. Olympiad Open 2014 – Round 6.22 – Ragger, Markus – 1-0 – Sadorra, Julio Catalino – G430 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nbd7
Amber-blindfold 20th 2011 – Round 2 – Gelfand, Boris – 0-1 – Grischuk, Alexander – G3 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5
Interpolis 1983 – Round 1 – Sosonko, Gennadi – 1/2-1/2 – Vaganian, Rafael A – G27 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Na6
Montreal 1979 – Round 1 – Tal, Mikhail – 1-0 – Spassky, Boris V. – G9 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 d5
Renova FIDE GP Zug 2013 – Round 4.3 – Kasimdzhanov, Rustam – 1/2-1/2 – Topalov, Veselin – G21 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5
Tata Steel Masters 2024 - Round 2 - Ding, Liren - 1/2-1/2 - Donchenko, Alexander 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Nc2 Na6
TCh-RUS 2008 – Round 3 – Karjakin, Sergey – 1/2-1/2 – Radjabov, Teimour – G75 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nbd7
World Blitz 2021 – Round 1.6 – Duda, Jacob – 1-0 – Chigaev, Maksim – G48 1. c4 g6 2. d4 Nf6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 d5
World Blitz 2023 – Round 8.29 – Vetokhin, Savva – 0-1 – Chigaev, Maksim – G462 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nbd7
World Blitz Final 2012 – Round 23 – Gelfand, Boris – 0-1 – Radjabov, Teimour – G176 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5
World Rapid 2021 – Round 11.15 – Giri, Anish – 1-0 – Chigaev, Maksim – G627 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Bg5 Qb6
World Rapid 2021 – Round 8.56 – Sadhwani, Raunak – 1-0 – Halkias, Stelios – G489 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Nc2 d5
World Rapid Final 2012 – Round 3 – Gelfand, Boris – 1/2-1/2 – Radjabov, Teimour – G20 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 Nh5 10. g4 Nf6
World Rapid Final 2012 – Round 7 – Topalov, Veselin – 1-0 – Radjabov, Teimour – G50 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5

E94c —

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O exd4 8.Nxd4 Re8 9.f3

Eval: [+0.71]

Les coups candidats

9…Nc6 — 47.2% (2414 parties) →

Ambassadeurs : Milde, Lars (23x), Canibal, Jaromír (19x), Ludgate, Alan (19x), Glek, Igor (17x), Salai, Ladislav (13x), Heck, Norbert (12x), Plenkovic, Zdenko (12x), Borbjerggaard, Lars (9x)

9…c6 — 43.4% (2219 parties) →

Ambassadeurs : Vertíz Gutiérrez, Pedro (20x), Remlinger, Larry (15x), Siuniakov, Igor (14x), Sparnacini, Stefano (13x), Yurtaev, Leonid (11x), Poluljahov, Aleksandr (11x), Nichols, Scott (11x), Kokarev, Dmitry (10x)

9…Nh5 — 5.1% (259 parties)

Ambassadeurs : Kiefhaber, Veronika (5x), Grigore, George-Gabriel (5x), Szuk, Balazs (5x), Kovalev, Andrei (4x), Nippula, Timo (4x), Edvardsson, Kristjan (4x), Ionescu, Doru-Alexandru (4x), Shoker, Samy (4x)

9…Nbd7 — 2.5% (128 parties)

Ambassadeurs : Gheorghiu, Florin (2x), Malyshev, Alexey (2x), Liberzon, Vladimir M (1x), Khasin, Abram (1x), Pedersen, Svend (1x), Bjornsson , Kevin (1x), Abad Garcia, Gonzalo (1x), Rellstab, Ludwig (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…Nc6	9…c6	9…Nh5	9…Nbd7
<1800	65	57%	22%	2%	11%
1800-2200	1374	53%	37%	4%	3%
2200-2600	3037	46%	47%	6%	1%
2600+	140	40%	57%	1%	1%

Évolution par décennie (% des parties)

Décennie	N parties	9…Nc6	9…c6	9…Nh5	9…Nbd7
1950s	15	33%	47%	—	20%
1960s	29	3%	79%	—	14%
1970s	23	13%	74%	—	4%
1980s	120	4%	92%	—	3%
1990s	1148	44%	40%	12%	2%
2000s	1268	59%	28%	7%	4%
2010s	1869	49%	46%	2%	2%
2020s	641	38%	60%	1%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…Nc6	49%	38%	▼ -11.5%
9…c6	46%	60%	▲ +14.0%
9…Nh5	2%	1%	▼ -1.1%
9…Nbd7	2%	1%	▼ -0.9%

Joueurs célèbres

Champions du monde dans cette position

Ding, Liren — 8 parties
Kramnik, Vladimir — 5 parties
Ju, Wenjun — 2 parties
Tal, Mikhail — 1 partie
Karpov, Aleksandr — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

9…Nc6 — 47.2% (2414 parties)

1950 — Spanjaard, Eduard vs Muhring, Willem Jan — 1-0 — NLD-ch Amsterdam NED
1950 — Spanjaard, Eduard vs Muhring Pim — 1-0 — Amsterdam NED
1951 — Andric, Dragoslav vs Udovcic, Mijo — 1-0 — Sarajevo BIH
1953 — Nedeljkovic, Srecko M vs Nestler, Vincenzo — 1-0 — Bled SLO
1957 — Pachman, Ludek vs O'Sullivan, Donal — 1-0 — Dublin IRL

9…c6 — 43.4% (2219 parties)

1950 — Najdorf, Miguel vs Pilnik, Herman — 1-0 — Amsterdam NED
1952 — Benko, Pal vs Pilnik, Herman — 1/2-1/2 — Budapest HUN
1952 — Donner, Jan-Hein vs Pilnik, Herman — 1-0 — Amsterdam NED
1957 — Taimanov, Mark vs Geller, Efim P. — 1/2-1/2 — Leningrad RUS-UKR
1957 — Lazarev, Gennady vs Geller, Efim P. — 0-1 — Kiev UKR

9…Nh5 — 5.1% (259 parties)

1990 — Maric, Alisa vs ? — 0-1 — Novi Sad SRB
1991 — Rechmann, Peter vs Freckmann, Mark — 1/2-1/2 — GER
1991 — Maksimovic, Branimir vs Ristic, Nebojsa B — 1/2-1/2 — Cetinje
1991 — Giacomazzi, Dominique vs Chevallier, Didier — 1/2-1/2 — Paris FRA
1991 — Popovic, Dalibor vs Ristic, Natalija — 1/2-1/2 — Arandjelovac tt

9…Nbd7 — 2.5% (128 parties)

1950 — Rellstab, Ludwig vs Najdorf, Miguel — 0-1 — Bled SLO
1958 — Liberzon, Vladimir M vs Khasin, Abram — 0-1 — Moscow RUS
1959 — Abelenda Suarez, Saul vs Palermo, Vicente — 1/2-1/2 — Buenos Aires ARG
1965 — Pedersen, Svend vs Gheorghiu, Florin — 1/2-1/2 — Sinaia
1966 — Djukanovic, Marko vs Bonham, Reginald Walter — 1-0 — Bad Timmendorf

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