E69e — King’s Indian: Fianchetto, Classical, 9.h3 exd4

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.e4 c6 9.h3 exd4 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plan principal. Exploiter la case forte f4….

Atouts. Les Blancs s'appuient sur les cases fortes f4 et g5, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Les fous enfermés en g7 et c8 et une pièce en prise (le pion en d4).

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

Plans. Bg5 (Clouer Nf6).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plan principal. Exploiter la case forte c5….

Atouts. Les Noirs s'appuient sur une majorité de pions à l'centre (2 contre 1), les cases fortes c5 et e5, des avant-postes en c5 et e5, la paire de fous, la colonne semi-ouverte e et un pion passé en d4.

Côté adverse. Les fous enfermés en c1 et g2.

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

Plans. ...c5 (Rupture) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	● d4, ● d6
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3	● b7→c6, f7→g6, h7→g6
Passés	—	● d4
Majorité	—	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● g5 (2v0)	● c5 (2v0), ● e5 (2v1)
Cases faibles	—	—
Centre	● d4 (2v0), ● d5 (3v2)	● e5 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● e

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Enfermé (mob. 1)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 0)
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	semi-ouvert
Ruptures	● c4-c5, ● e4-e5	● …c6-c5, ● …d6-d5

Partie
1941 Mar del Plata – Round 1 – Luckis, Marcos – 0-1 – Vinuesa, Juan – G13 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nf3 Nbd7 7. e4 e5 8. O-O c6 9. h3 exd4 10. Nxd4 Nb6
1945 Moskou ch-URS – Round 1 – Kotov Lundqvist, Alex – 1-0 – Bronstein, David I – G36 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. g3 g6 6. Bg2 Bg7 7. O-O O-O 8. e4 c6 9. h3 exd4 10. Nxd4 Nb6
1946 Treybal Memorial – Round 6 – Najdorf, Miguel – 1-0 – Sajtar, Jaroslav – G34 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nc3 Nbd7 7. O-O e5 8. h3 c6 9. e4 exd4 10. Nxd4 Nc5
1947 GB-Czechoslovakia – Round 1 – Sajtar, Jaroslav – 1/2-1/2 – De Winter Gallegos, Willy – G3 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. g3 Nbd7 7. Bg2 e5 8. O-O c6 9. h3 exd4 10. Nxd4 Nb6
1947 Hilversum zt – Round 5 – O'Kelly de Galway, Alberic – 1-0 – Szabo, Ladislav – G13 1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. Nf3 Bg7 5. g3 O-O 6. Bg2 Nbd7 7. O-O e5 8. e4 c6 9. h3 exd4 10. Nxd4 Nb6
1947 Moscow RUS – Round ? – Novotelnov, Nikolai – 1/2-1/2 – Boleslavsky, Isaac – G35 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O Nbd7 7. Nc3 c6 8. h3 e5 9. e4 exd4 10. Nxd4 Nb6
1947 Sverdlovsk – Round 1 – Novotelnov, Nikolai – 0-1 – Saigin, Vladimir – G3 1. c4 e5 2. Nc3 Nf6 3. Nf3 d6 4. d4 Nbd7 5. g3 g6 6. Bg2 Bg7 7. O-O O-O 8. e4 c6 9. h3 exd4 10. Nxd4 Qb6
1949 GER Ch – Round ? – Saemisch, Friedrich – 1/2-1/2 – Fusco Schmidt, Lorenzo – G1 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. g3 g6 6. Bg2 Bg7 7. O-O O-O 8. h3 c6 9. e4 exd4 10. Nxd4 Nb6
1950 Amsterdam – Round 1 – Van Scheltinga, Theo – 1/2-1/2 – Kottnauer, Cenek – G17 1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. Nf3 Bg7 5. g3 O-O 6. Bg2 Nbd7 7. O-O e5 8. e4 c6 9. h3 exd4 10. Nxd4 Nb6
1950 Amsterdam ch-NED – Round 1 – Van Scheltinga, Theo – 1-0 – Van den Berg, Cees – G18 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nbd7 7. O-O e5 8. e4 c6 9. h3 exd4 10. Nxd4 a5
1950 Hungary – Round 1 – Füster, Géza – 1/2-1/2 – Kluger, Gyula – G4 1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. g3 d6 5. Nf3 O-O 6. Bg2 Nbd7 7. O-O e5 8. h3 c6 9. e4 exd4 10. Nxd4 Nc5
1950 Wenen IT – Round 2 – Gruenfeld, Ernst – 1/2-1/2 – Paoli, Enrico – G3 1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. Nf3 Bg7 5. g3 O-O 6. Bg2 Nbd7 7. O-O e5 8. e4 c6 9. h3 exd4 10. Nxd4 Nb6
1951 Schlechter Memorial – Round ? – Gruenfeld, Ernst – 0-1 – Czerniak, Moshe – G10 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. Nc3 Nbd7 7. O-O e5 8. e4 c6 9. h3 exd4 10. Nxd4 Nb6
1952 Havana – Round 1 – Abad Gonzalez, Jose Miguel – 0-1 – Reshevsky, Samuel – G42 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. c4 Nbd7 7. Nc3 e5 8. e4 c6 9. h3 exd4 10. Nxd4 a5
1952 Havana – Round 19 – Gonzalez, Ju – 0-1 – Reshevsky, Samuel – G144 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 O-O 5. O-O d6 6. c4 Nbd7 7. Nc3 e5 8. e4 c6 9. h3 exd4 10. Nxd4 a5
1954 DDR Ch U20 – Round 16 – Dittmann, Sieghart – 1-0 – Moeckel, Klaus – G73 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. g3 O-O 6. Bg2 Nbd7 7. O-O e5 8. e4 c6 9. h3 exd4 10. Nxd4 a5
1955 CSR Ch – Round 11 – Zita, Frantisek – 1/2-1/2 – Zaruba, Antonin – G88 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 d6 6. d4 Nbd7 7. Nc3 e5 8. e4 c6 9. h3 exd4 10. Nxd4 Nc5
1955 USSR – Round 7.3 – Furman, Slavomir – 1-0 – Shianovsky, Vladislav I – G8 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nbd7 7. O-O e5 8. e4 c6 9. h3 exd4 10. Nxd4 Nb6
1956 Moscow olm fin-B – Round 1 – Cuellar Gacharna, Miguel – 1-0 – Alvarez Flores, Aurelio Alan – G3 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 O-O 5. d4 d6 6. O-O Nbd7 7. Nc3 e5 8. e4 c6 9. h3 exd4 10. Nxd4 a5
1956 Moscow olm prel – Round 2 – Geller, Efim P – 1-0 – Benitez Diaz, Francisco Javier – G41 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 c6 8. e4 e5 9. h3 exd4 10. Nxd4 Nc5
1958 Munich olm prel – Round 9 – Euwe, Max – 1-0 – Cintron, Rafael L – G207 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c6 7. O-O Nbd7 8. e4 e5 9. h3 exd4 10. Nxd4 Nc5
1959 Quick Practice – Round ? – Collins, Paul H – 0-1 – Collins, Richard Arnold – G13 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nc3 O-O 6. Nf3 Nbd7 7. O-O e5 8. e4 c6 9. h3 exd4 10. Nxd4 Nc5
1960 Atlantida – Round 1 – Albi Bachini Conti, Silvia – 1/2-1/2 – Olivera, Alfredo – G4 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nbd7 7. O-O e5 8. e4 c6 9. h3 exd4 10. Nxd4 Ne5
1961 WchT U26 08th – Round 6.2 – Hollis, Adrian – 1/2-1/2 – Popov, Vladimir – G56 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 e5 8. e4 c6 9. h3 exd4 10. Nxd4 Nb6
1964 Buenos Aires – Round 14 – Guimard, Carlos E – 1-0 – Olivera, Alfredo – G127 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. g3 d6 6. Bg2 Nbd7 7. O-O e5 8. e4 c6 9. h3 exd4 10. Nxd4 Nc5
1965 Buenos Aires – Round 1 – Cruz, Raul C. – 1/2-1/2 – Cafure, Emilio – G11 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nf3 Nbd7 7. O-O e5 8. e4 c6 9. h3 exd4 10. Nxd4 Nb6
1965 Buenos Aires – Round 6 – Najdorf, Miguel – 1/2-1/2 – Cafure, Emilio – G41 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nbd7 7. O-O e5 8. e4 c6 9. h3 exd4 10. Nxd4 a5
1965 Sinaia stud ol final – Round 5 – Partos, Charles – 1-0 – Van den Berg, Ad – G23 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O Nbd7 7. Nc3 c6 8. e4 e5 9. h3 exd4 10. Nxd4 Nb6
1967 Palma de Mallorca – Round 3 – Damjanovic, Mato – 1-0 – Calvo José Minguez, Ricardo – G18 1. c4 e5 2. Nc3 Nf6 3. g3 d6 4. Bg2 g6 5. d4 Nbd7 6. Nf3 Bg7 7. O-O O-O 8. e4 c6 9. h3 exd4 10. Nxd4 Qb6
1968 Lugano olm - Round 1 - Langeweg, Kick - 0-1 - Freeman, Matthew Herbert - G473 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 c6 7. Nc3 Nbd7 8. e4 e5 9. h3 exd4 10. Nxd4 Ne5
World Blitz 2015 – Round 21.59 – Nikolic, Predrag – 1/2-1/2 – Kunin, Vitaly – G1334 1. d4 d6 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. c4 O-O 6. O-O c6 7. h3 Nbd7 8. Nc3 e5 9. e4 exd4 10. Nxd4 Nc5

E69e — Fianchetto Classical

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.e4 c6 9.h3 exd4

Les coups candidats

10.Nxd4 — 99.9% (1282 parties)

Ambassadeurs : Strikovic, Aleksa (8x), Reshevsky, Samuel (5x), Barlov, Dragan (5x), Borriss, Claudia (4x), Konopka, Michal (4x), Sajtar, Jaroslav (3x), O'Kelly de Galway, Alberic (3x), Najdorf, Miguel (3x)

10.Qxd4 — 0.1% (1 parties)

Ambassadeurs : Yagiz, Yasin Emrah (1x), Duman, Ahmed Yasir (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	10.Nxd4	10.Qxd4
<1800	9	100%	—
1800-2200	360	100%	0%
2200-2600	678	100%	—
2600+	8	100%	—

Évolution par décennie (% des parties)

Décennie	N parties	10.Nxd4	10.Qxd4
1940s	15	100%	—
1950s	40	100%	—
1960s	29	100%	—
1970s	25	100%	—
1980s	68	100%	—
1990s	363	100%	—
2000s	320	100%	0%
2010s	359	100%	—
2020s	64	100%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
10.Nxd4	100%	100%	+0.0%
10.Qxd4	0%	0%	+0.0%

Joueurs célèbres

Champions du monde dans cette position

Euwe, Max — 3 parties

Parties historiques

10.Nxd4 — 99.9% (1282 parties)

1941 — Luckis, Marcos vs Vinuesa, Juan — 0-1 — Mar del Plata ARG
1945 — Kotov Lundqvist, Alex vs Bronstein, David I — 1-0 — Moskou ch-URS
1946 — Najdorf, Miguel vs Sajtar, Jaroslav — 1-0 — Prague CZE
1947 — Novotelnov, Nikolai vs Saigin, Vladimir — 0-1 — Sverdlovsk
1947 — Novotelnov, Nikolai vs Boleslavsky, Isaac — 1/2-1/2 — Moscow RUS

10.Qxd4 — 0.1% (1 parties)

2003 — Yagiz, Yasin Emrah vs Duman, Ahmed Yasir — 1-0 — Izmir TUR

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