E66b — King’s Indian: Fianchetto, Yugoslav Panno

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O Nc6 8.d5 Na5 9.Nd2 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte e4….

Atouts. Les Blancs s'appuient sur les cases fortes e4 et b5, un fou actif en g2 et la paire de fous.

Côté adverse. Les fous enfermés en g7 et c8.

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

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte g4….

Atouts. Les Noirs s'appuient sur les cases fortes g4 et f5 et la paire de fous.

Côté adverse. Le fou enfermé en c1.

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

Plans. ...Bf5 (Développer Bc8) ; ...e6 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3, c4→d5	● d6→c5, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (3v1), ● b5 (2v0)	● g4 (2v0), ● f5 (2v0)
Cases faibles	—	● d5
Centre	● d5 (3v1), ● e4 (3v1)	● d4 (1v0), ● e5 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bg2	● Bg2 Actif (mob. 4)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	2 (● c1, ● a1)	2 (● c8, ● a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● e2-e3, ● f2-f3	● …e7-e6, ● …e7-e5

Partie
1954 Prague zt Prague CZE – Round 19 – Palmason, Gudmundur – 0-1 – Barcza, Gedeon – G62 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O Nc6 7. d5 Na5 8. Nfd2 c5 9. Nc3 Bd7 10. e4 a6
1956 Belgrade – Round 1 – Petrosian, Tigran V – 0-1 – Gligorić, Svetozar – G7 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c5 7. O-O Nc6 8. d5 Na5 9. Nd2 e6 10. Qc2 exd5
1957 Mar del Plata – Round 5 – Najdorf, Miguel – 1-0 – Behrensen, Joern – G53 1. c4 Nf6 2. g3 c5 3. Bg2 g6 4. Nf3 Nc6 5. O-O Bg7 6. d4 O-O 7. Nc3 d6 8. d5 Na5 9. Nd2 Rb8 10. a3 Ne8
1957 New York ch-USA – Round 6 – Turner, Abe J – 0-1 – Reshevsky, Samuel – G33 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. d5 Na5 8. Nd2 c5 9. O-O e6 10. Qc2 exd5
1958 HUN Ch 13th – Round 19 – Pogats, Jozsef Jr. – 1-0 – Laszlo, Deli – G159 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. d4 O-O 6. Nf3 c5 7. O-O Nc6 8. d5 Na5 9. Nd2 Ng4 10. Qc2 f5
1958 Munich olm fin-B – Round 9 – Bergraser, Volf – 1/2-1/2 – Sanchez, Luis Alejandro – G85 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d6 5. c4 O-O 6. O-O Nc6 7. d5 Na5 8. Nfd2 c5 9. Nc3 b6 10. Qc2 Rb8
1959 BUL Ch – Round 7 – Stefanov, Josif Jovchev – 1-0 – Karastoichev, Emil – G7 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. c4 Nc6 7. d5 Na5 8. Nfd2 c5 9. Nc3 Bd7 10. Rb1 Qc8
1959 Mar del Plata – Round 1 – Emma, Jaime – 0-1 – De Souza Mendes, Joao – G68 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c5 6. d4 d6 7. Nc3 Nc6 8. d5 Na5 9. Nd2 e6 10. Qc2 exd5
1960 WchT U26 07th – Round 9 – Sokolov, Vladimir – 1-0 – Olsson, Ake – G21 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 c5 6. O-O d6 7. Nc3 Nc6 8. d5 Na5 9. Nd2 e6 10. dxe6 Bxe6
1961 Graz 1st – Round 8 – Pirc, Vasja – 1/2-1/2 – Rabar, Braslav – G25 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. c4 c5 7. Nc3 Nc6 8. d5 Na5 9. Nd2 Rb8 10. Qc2 e5
1962 Mar del Plata KIM – Round 2 – Goldenberg, Edgardo – 1-0 – Wexler, Francisco – G6 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 c5 6. Nf3 Nc6 7. O-O d6 8. d5 Na5 9. Nd2 e6 10. Qc2 exd5
1962 Sofia – Round 5 – Lilienthal, Andor – 1/2-1/2 – Bertok, Mario Jr. – G32 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nf3 c5 7. O-O Nc6 8. d5 Na5 9. Nd2 e6 10. e4 exd5
1965 Budapest2 – Round 4 – Navarovszky, Laszlo – 0-1 – Janosevic, Dragoljub – G26 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nf3 O-O 6. O-O Nc6 7. d5 Na5 8. Nfd2 c5 9. Nc3 e6 10. Qc2 exd5
1965 Hamburg etc – Round 8 – Dely, Peter – 1/2-1/2 – Bredewout, Henk – G126 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nc6 7. d5 Na5 8. Nfd2 c5 9. Nc3 Rb8 10. a3 Qc7
1965 Hungary – Round 1 – Forintos, Gyozo V – 1-0 – Haag, Ervin – G9 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 O-O 5. O-O d6 6. d4 Nc6 7. d5 Na5 8. Nfd2 c5 9. Nc3 e6 10. Qc2 exd5
1966 La Habana olm fin-B – Round 10 – Dunkelblum, Arthur – 1/2-1/2 – Stoppel, Franz – G139 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nc6 7. d5 Na5 8. Nfd2 c5 9. Nc3 Bd7 10. Qc2 a6
1966 Rio Hondo zt – Round 11 – Schweber, Samuel – 1-0 – Mecking, Henrique – G60 1. c4 Nf6 2. Nf3 d6 3. d4 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O Nc6 7. d5 Na5 8. Nfd2 c5 9. Nc3 e6 10. Qc2 exd5
1968 Hungary – Round 1 – Pogats, Jozsef Jr. – 1/2-1/2 – Polgar, Istvan – G12 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. d5 Na5 8. Nd2 c5 9. O-O e6 10. Qc2 exd5
1968 Lugano SUI – Round 1 – Filip, Marius Liviu – 1-0 – Bilek, Istvan – G5 1. c4 g6 2. g3 Bg7 3. Bg2 Nf6 4. Nc3 O-O 5. Nf3 c5 6. O-O Nc6 7. d4 d6 8. d5 Na5 9. Nd2 e6 10. Qc2 exd5
1968 SWE Ch – Round 15 – Fridh, Anton – 0-1 – Olsson, Ake – G67 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nf3 c5 7. O-O Nc6 8. d5 Na5 9. Nd2 Ng4 10. Qc2 a6
1970 Palma de Mallorca Interzonal – Round 9 – Filip, Marius Liviu – 1/2-1/2 – Naranja, Renato – G124 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nf3 Nc6 7. d5 Na5 8. Nd2 c5 9. O-O e6 10. Qc2 exd5
FIDE Grand Swiss 2025 – Round 2 – Lu Shanglei – 1/2-1/2 – Madaminov Mukhiddin – G105 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 Nd5 9. Nf3 Bd6 10. Nc3 f5
FIDE World Cup 2025 – Round R1 Classical 1 – Pantsulaia Levan – 1/2-1/2 – Ivan Zemlyanskii – G42 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Be3 b5 8. Bb3 Be7 9. a3 O-O 10. Qe2 Qc7

E66b — Fianchetto Yugoslav Panno

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O Nc6 8.d5 Na5 9.Nd2

Les coups candidats

9…a6 — 60.7% (2342 parties) →

Ambassadeurs : Krallmann, Matthias (12x), Freisler, Pavel (12x), Toth-Goczo, Melinda (12x), Byrne, Ray (8x), Tibensky, Robert (8x), Ghitescu, Theodor (7x), Yanofsky, Daniel Abraham (6x), Ivkov, Borislav (6x)

9…e5 — 18.9% (729 parties) →

Ambassadeurs : Vukic, Milan (15x), Bukic, Enver (8x), Gufeld, Eduard (8x), Huebner, Robert (7x), Sziva, Erika (7x), Halasz, Tamas (7x), Gligorić, Svetozar (6x), Gligoric, Svetozar (6x)

9…e6 — 9.2% (354 parties)

Ambassadeurs : Kairbekova, Amina (5x), Deforel, Jorge Eduardo (4x), Herraiz Hidalgo, Herminio (3x), Woodward, Andy (3x), Voit, Daria (3x), Yakimova, Mariya (3x), Korley, Kassa (3x), Goldenberg, Edgardo (2x)

9…Rb8 — 6.0% (233 parties)

Ambassadeurs : Balogh, Tomas (3x), Jobava, Baadur (3x), Najdorf, Miguel (2x), Behrensen, Joern (2x), Poliak, Evsey (2x), Avedisian, Alexander (2x), Kottnauer, Cenek (1x), Davie, Alexander M (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…a6	9…e5	9…e6	9…Rb8
<1800	46	54%	9%	11%	4%
1800-2200	996	64%	10%	11%	7%
2200-2600	2001	60%	21%	10%	5%
2600+	27	56%	37%	4%	4%

Évolution par décennie (% des parties)

Décennie	N parties	9…a6	9…e5	9…e6	9…Rb8
1950s	87	62%	15%	7%	8%
1960s	156	53%	26%	6%	6%
1970s	234	45%	45%	2%	3%
1980s	381	59%	32%	2%	4%
1990s	994	64%	22%	4%	6%
2000s	846	63%	17%	4%	9%
2010s	812	67%	8%	11%	6%
2020s	349	44%	3%	46%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…a6	67%	44%	▼ -22.6%
9…e5	8%	3%	▼ -5.1%
9…e6	11%	46%	▲ +35.1%
9…Rb8	6%	3%	▼ -2.8%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 5 parties
Kasparov, Garry — 4 parties
Botvinnik, Mikhail — 2 parties
Tal, Mikhail — 2 parties
Ju, Wenjun — 2 parties
Euwe, Max — 1 partie
Anand, Viswanathan — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

9…a6 — 60.7% (2342 parties)

1950 — Salm, Maxwell vs Brown Chauran, William Antonio — 1-0 — Queensland ch
1950 — Ilivitsky, Georgy A vs Borisenko, Georgy K — 0-1 — URS-ch sf Tula
1950 — Simagin, Vladimir vs Borisenko, Georgy K — 1-0 — Ch URS (1/2 final), Tula RUS
1952 — Kashdan, Isaac vs Gligorić, Svetozar — 0-1 — Hollywood
1952 — Flohr, Salo vs Borisenko Georgy K — 1-0 — Ch URS (1/2 final), Minsk (Be

9…e5 — 18.9% (729 parties)

1957 — Larsen, Bent Ravn vs Gligorić, Svetozar — 0-1 — Dallas, TX USA
1957 — Larsen, Benjamin Holsko vs Gligoric, Sofija — 0-1 — Dallas, TX USA
1958 — Byvshev, Vasily vs Osnos, Viatcheslav — 1-0 — Tashkent ch URS sf
1958 — Foguelman, Alberto vs Sanguinetti, Raul — 1/2-1/2 — Buenos Aires ARG
1958 — Dunkelblum, Arthur vs Reshevsky, Samuel — 1/2-1/2 — Haifa/Tel Aviv

9…e6 — 9.2% (354 parties)

1955 — Kondratiev, Pavel E vs Furman, Semyon — 1-0 — Leningrad RUS
1956 — Petrosian, Tigran V. vs Gligorić, Svetozar — 0-1 — Belgrade SRB
1956 — Petrosian, Tigran V. vs Gligoric, Svetozar — 0-1 — Belgrade SRB
1957 — Turner, Abe J vs Reshevsky, Samuel — 0-1 — New York, NY USA
1958 — Lombardy, William J vs Pilnik, Herman — 1/2-1/2 — Mar del Plata ARG

9…Rb8 — 6.0% (233 parties)

1954 — Esposito, Alfredo vs Idigoras Guisasola, Gregorio — 1-0 — Buenos Aires ARG
1954 — Fenoglio, Virgilio vs Sanguinetti, Renato — 1-0 — Buenos Aires ARG
1955 — Byrne, Donald vs Colby, K. — 1-0 — Long Beach, CA USA
1957 — Najdorf, Miguel vs Behrensen, Jorge — 1-0 — ?
1957 — Najdorf, Miguel vs Behrensen, Joern — 1-0 — Mar del Plata ARG

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