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

abcdefgh

Avantages : case forte d4, case forte f4, case forte g5, paire de fous, colonne d.
Faiblesses adverses : arriéré f7, Bg7 enfermé, Bc8 enfermé, pawn d4 en prise.
Problèmes : Bc1 enfermé, Bg2 enfermé, arriéré f2.
Plans :
● Bg5 — Clouer Nf6
● Rd — Tour sur colonne d

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité centre (2v1), case forte c5, case forte e5, avant-postes c5(C), e5(C), paire de fous, colonne e, pion passé d4.
Faiblesses adverses : arriéré f2, Bc1 enfermé, Bg2 enfermé.
Problèmes : Bg7 enfermé, Bc8 enfermé, arriéré f7.
Plans :
● ...Bg4 — Développer Bc8, clouer Nf3
● ...c5 — Rupture
● ...d5 — Rupture
● ...Re — Tour sur colonne e

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

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

Eval: [+0.71]

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

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

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (2v0), ● 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

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