E68e — King’s Indian: Fianchetto, Classical, 8.e4 exd4 9.Nxd4 Re8

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 exd4 9.Nxd4 Re8 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte f4….

Atouts. Les Blancs s'appuient sur les cases fortes f4, 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).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte c5….

Atouts. Les Noirs s'appuient sur les cases fortes c5 et e5, des avant-postes en c5 et e5, la paire de fous et la colonne semi-ouverte e.

Côté adverse. Le fou enfermé en c1.

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

Plans. ...c6 (Rupture) ; ...c5 (Rupture) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● c7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● b5 (3v0), ● d5 (3v1)	● c5 (2v0), ● e5 (3v0)
Cases faibles	● e4	—
Centre	● d4 (1v0), ● d5 (3v1)	● e5 (3v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● e

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Ok (mob. 3)
Bg7		● Bg7 Ok (mob. 3)
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, ● f2-f3	● …c7-c6, ● …c7-c5, ● …d6-d5

Partie
1935 BCF Ch 28. Major Open – Round 6 – Wood, Baruch – 0-1 – Reshevsky, Samuel – G10 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. g3 d6 6. Bg2 Nbd7 7. e4 e5 8. O-O exd4 9. Nxd4 Re8 10. Re1 Ne5
1948 Bad Gastein – Round 13 – Benko, Pal – 1/2-1/2 – Platt, Josef – G93 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 d6 5. d4 Nbd7 6. O-O O-O 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. Be3 Nc5
1948 US Open – Round 5 – Rehberg, C – 0-1 – Whitaker, Norman – G26 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. Nf3 exd4 6. Nxd4 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Re8 10. Re1 a5
1949 Mar del Plata – Round 1 – Guimard, Carlos E – 1-0 – Eliskases, Erich – G14 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 O-O 6. Bg2 e5 7. Nge2 Nbd7 8. O-O exd4 9. Nxd4 Re8 10. b3 Nc5
1949 Moskou ch-URS – Round 10 – Furman, Slavomir – 0-1 – Geller, Efim P – G152 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nc3 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 Re8 10. Be3 Nc5
1949 URS Ch, semi final – Round 4 – Ebralidze, Alexandre – 0-1 – Kasparian, Genrikh – G43 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 exd4 9. Nxd4 Re8 10. b3 Nc5
1950 Bled – Round 10 – Vidmar Milan – 1/2-1/2 – Najdorf, Miguel – G52 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. Nc3 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 Re8 10. Nde2 Nc5
1950 Dubrovnik olm – Round 1 – Aguilar Flores, Renata Camila – 1-0 – Pirc, Vasja – G35 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. Nde2 Nc5
1950 Dubrovnik olm – Round 11 – Schmid, Leo – 1-0 – Pedersen, Ebbe – G62 1. c4 Nf6 2. Nc3 d6 3. d4 g6 4. g3 Bg7 5. Bg2 O-O 6. Nf3 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 Re8 10. Be3 Nb6
1950 Venice – Round 14 – Smyslov, Vladimir – 1/2-1/2 – Rossolimo, Nicolas – G112 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 exd4 9. Nxd4 Re8 10. Bg5 h6
1951 GER Ch U20 – Round 4 – Darga, Klaus – 1/2-1/2 – Fuchs, Reinhart – G11 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 exd4 9. Nxd4 Re8 10. Re1 Nc5
1951 Mar del Plata zt – Round 2 – Luckis, Marcos – 0-1 – Pinzon Solis, Felipe – G14 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. f3 Nb6
1951 Mar del Plata zt – Round 9 – Wexler, Bernardo – 1-0 – Pinzon Solis, Felipe – G86 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. Re1 c6
1951 New York ch-USA – Round 10 – Hanauer, Milton Loeb – 0-1 – Reshevsky, Samuel – G38 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. Nf3 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 Re8 10. Nde2 Nc5
1951 Staunton Memorial – Round 10 – Van Scheltinga, Theo – 0-1 – Rossolimo, Nicolas – G71 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nf3 O-O 6. O-O Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. f3 c6
1951 Staunton Memorial – Round 7 – Klein Hansen, Emil – 0-1 – Gligoric, Sofija – G52 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 O-O 6. Bg2 e5 7. Nge2 exd4 8. Nxd4 Nbd7 9. O-O Re8 10. f3 c6
1953 Bariloche – Round 1 – Wexler, Francisco – 1/2-1/2 – Eliskases, Erich – G13 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 exd4 9. Nxd4 Re8 10. Be3 Nc5
1953 Hastings ch-BCF – Round 11 – Davey, S. – 1-0 – Tylor, Theodore Henry – G103 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 exd4 9. Nxd4 Re8 10. Re1 Ne5
1953 Opatija – Round 9 – Donner, Jan-Hein – 1/2-1/2 – Unzicker, Wolfgang – G65 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 exd4 9. Nxd4 Re8 10. Re1 Nc5
1953 Wch-jr prelim – Round 1 – Roessel, Frits – 0-1 – Sherwin, James T – G1 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. O-O Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. Re1 a5
1956 Moskou olm – Round 1 – Joffe, Manne – 1-0 – Lokvenc, Josef – G37 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. e4 e5 7. Nge2 exd4 8. Nxd4 Nbd7 9. O-O Re8 10. Re1 Nc5
1957 URS Ch, semi final – Round 1 – Goldberg, Grigory – 0-1 – Khasin, Abram – G6 1. d4 Nf6 2. c4 d6 3. g3 g6 4. Bg2 Bg7 5. e4 O-O 6. Ne2 e5 7. O-O exd4 8. Nxd4 Nbd7 9. Nc3 Re8 10. Re1 Nc5
1958 HUN Ch 13th – Round 7 – Forintos, Gyozo V – 1/2-1/2 – Florian, Tibor – G62 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 exd4 9. Nxd4 Re8 10. Re1 a5
1958 Torneo de las Americas 1st – Round 10 – Perez Perez, Francisco Jose – 1-0 – Najdorf, Miguel – G50 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. Nf3 e5 5. e4 g6 6. g3 Bg7 7. Bg2 O-O 8. O-O exd4 9. Nxd4 Re8 10. b3 Nc5
1959 Practice – Round ? – Collins, Paul H – 0-1 – Collins, Richard Arnold – G11 1. d4 Nf6 2. c4 g6 3. g3 d6 4. Bg2 Bg7 5. Nf3 O-O 6. O-O Nbd7 7. e3 e5 8. Nc3 Re8 9. e4 exd4 10. Nxd4 Nc5
1960 Leipzig olm prel – Round 5 – Reilly, Brian – 0-1 – Unzicker, Wolfgang – G172 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 exd4 9. Nxd4 Re8 10. Re1 a5
1962 Reggio Emilia ITA – Round 5 – Rabar, Braslav – 0-1 – Zichichi, Alvise – G17 1. c4 e5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. d4 Nbd7 7. O-O O-O 8. e4 exd4 9. Nxd4 Re8 10. Re1 Ne5
1963 Reggio Emilia 6364 06th – Round 3 – Bratoszewski, Jerzy – 0-1 – Paoli, Enrico – G8 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Nc3 d6 6. Bg2 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 Re8 10. Re1 Nc5
1965 Hungary – Round 1 – Barczay, Laszlo – 1-0 – Honfi, K. – G48 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. O-O Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. Re1 Nc5
1970 Belgrade URS-World – Round 4.1 – Larsen, Bent – 1-0 – Stein, Leon Rico – G36 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 O-O 5. O-O d6 6. d4 Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. Re1 Ng4
41. Olympiad Open 2014 – Round 2.10 – Khusenkhojaev, Muhammad – 1/2-1/2 – Smirin, Ilia – G89 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. Re1 Nc5
Olympiad 2002 – Round 14 – Nikolic, Predrag – 1-0 – Spasov, Vancho – G487 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 exd4 9. Nxd4 Re8 10. Be3 Nc5
Vugar Gashimov Mem 2017 – Round 3.3 – Eljanov, Pavel – 0-1 – Mamedyarov, Shakhriyar – G13 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 exd4 9. Nxd4 Re8 10. b3 a6
World Blitz 2015 – Round 1.28 – Matlakov, Maxim – 1-0 – Maze, Sebastien – G19 1. Nf3 Nf6 2. g3 g6 3. c4 Bg7 4. Nc3 O-O 5. Bg2 d6 6. d4 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 Re8 10. Re1 a6
World Blitz 2016 – Round 7.17 – Jakovenko, Dmitry – 0-1 – Grischuk, Alexander – G268 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. b3 Nc5
World Blitz 2022 – Round 13.34 – Saraci, Nderim – 0-1 – Niemann, Hans Moke – G690 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. Re1 Nc5
World Rapid 2016 – Round 12.3 – Ivanchuk, Vasyl – 1/2-1/2 – Grischuk, Alexander – G461 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nc3 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 Re8 10. Rb1 Nc5
World Rapid 2019 – Round 14.30 – Jumabayev, Rinat – 0-1 – Demchenko, Aleksandr – G902 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. Nc3 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 Re8 10. Qc2 c6
World Rapid 2019 – Round 4.98 – Wojtaszek, Radoslaw – 1-0 – Alghamdi, Ahmed M – G293 1. c4 Nf6 2. Nc3 d6 3. d4 g6 4. g3 Bg7 5. Bg2 O-O 6. Nf3 Nbd7 7. O-O e5 8. e4 exd4 9. Nxd4 Re8 10. Be3 Nb6
World Rapid 2021 – Round 1.15 – Mamedyarov, Shakhriyar – 1-0 – Czarnota, Pawel – G7 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 exd4 9. Nxd4 Re8 10. Be3 Nc5
World Rapid Final 2012 – Round 5 – Ismagambetov, Anuar – 0-1 – Radjabov, Teimour – G33 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 exd4 9. Nxd4 Re8 10. Re1 Nc5

E68e — 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 exd4 9.Nxd4 Re8

Les coups candidats

10.h3 — 63.1% (2899 parties) →

Ambassadeurs : Ilincic, Zlatko (24x), Van Wely, Loek (18x), Gallagher, Joseph G. (15x), Tregubov, Pavel V. (15x), Petrushin, Alexander I (12x), Cvitan, Ognjen (12x), Nikolic, Predrag (12x), Abramovic, Bosko (11x)

10.Re1 — 25.2% (1160 parties)

Ambassadeurs : Najdorf, Miguel (5x), Unzicker, Wolfgang (4x), Pinter, Jozsef (4x), Demchenko, Aleksandr (4x), Bivol, Alina (4x), Lokvenc, Josef (3x), Filip, Miroslav (3x), Ivkov, Borislav (3x)

10.Be3 — 3.5% (161 parties)

Ambassadeurs : Ludgate, Alan (5x), Stohl, Igor (4x), Vukic, Milan (3x), Vladimirov, Yevgeniy (2x), Ftacnik, Lubomir (2x), Dautov, Rustem (2x), Brendel, Oliver (2x), Opl, Klaus (2x)

10.f3 — 2.3% (108 parties)

Ambassadeurs : Kavalek, Lubomir (2x), Liebert, Heinz (2x), Kuzmin, Gennadi (2x), Budde, Vladimir (2x), Lyrberg, Patrik (2x), Vodicka, Vlastimil (2x), Green, Arnold Yorwarth (1x), Klein, Ernst (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	10.h3	10.Re1	10.Be3	10.f3
<1800	49	59%	24%	8%	—
1800-2200	1078	55%	32%	3%	3%
2200-2600	2905	69%	22%	3%	2%
2600+	91	67%	16%	4%	—

Évolution par décennie (% des parties)

Décennie	N parties	10.h3	10.Re1	10.Be3	10.f3
1900s	1	100%	—	—	—
1930s	4	25%	25%	—	—
1940s	19	32%	42%	11%	—
1950s	84	33%	43%	4%	11%
1960s	25	32%	60%	4%	4%
1970s	77	52%	22%	10%	10%
1980s	134	65%	26%	2%	2%
1990s	1063	66%	23%	3%	3%
2000s	1089	65%	26%	2%	2%
2010s	1638	63%	25%	3%	2%
2020s	462	62%	23%	7%	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
10.h3	63%	62%	▼ -1.3%
10.Re1	25%	23%	▼ -2.1%
10.Be3	3%	7%	▲ +4.2%
10.f3	2%	2%	-0.1%

Joueurs célèbres

Champions du monde dans cette position

Gukesh D — 4 parties
Euwe, Max — 3 parties
Smyslov, Vladimir — 2 parties
Karpov, Anatoly — 2 parties
Ding, Liren — 2 parties
Hou, Yifan — 2 parties
Karpov, Aleksandr — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

10.h3 — 63.1% (2899 parties)

1909 — Salwe, Georg vs Von Freymann, Sergey — 1-0 — St Petersburg RUS
1935 — Bolbochan, Jacobo vs Dobkin, Yosef — 1/2-1/2 — Warsaw POL
1945 — Ragozin, Viacheslav vs Konstantinopolsky, Alexander — 1-0 — Moscow RUS
1946 — Perez Perez, Francisco Jose vs Najdorf, Miguel — 0-1 — Barcelona ESP
1948 — Tsvetkov, Alexandar K vs Mechkarov, Stefan — 0-1 — Sofia BUL

10.Re1 — 25.2% (1160 parties)

1935 — Wood, Baruch vs Reshevsky, Samuel — 0-1 — Great Yarmouth
1940 — Muller, Hans vs Lokvenc, Josef — 1-0 — Krakow Krakow POL
1941 — Levine, David vs Grobman — 1-0 — USA
1948 — Rehberg, C vs Whitaker, Norman — 0-1 — Baltimore, MD USA
1948 — Lokvenc, Josef vs Dorn, Max — 1/2-1/2 — Bad Gastein

10.Be3 — 3.5% (161 parties)

1948 — Benko, Pal vs Platt, Josef — 1/2-1/2 — Bad Gastein
1949 — Furman, Slavomir vs Geller, Efim P. — 0-1 — Moskou ch-URS
1950 — Schmid, Leo vs Pedersen, Ebbe — 1-0 — Dubrovnik olm
1953 — Wexler, Francisco vs Eliskases, Erich — 1/2-1/2 — Bariloche
1959 — Steinbaum, Fernando vs Rodriguez, Ros — 0-1 — Buenos Aires ARG

10.f3 — 2.3% (108 parties)

1951 — Green, Arnold Yorwarth vs Klein, Ernst — 0-1 — Swansea WLS
1951 — Luckis, Marcos vs Pinzon Solis, Felipe — 0-1 — Mar del Plata ARG
1951 — Van Scheltinga, Theo vs Rossolimo, Nicolas — 0-1 — Birmingham ENG
1951 — Hallmark, Alfred Maurice vs Russ, Victor John Anthony — 1-0 — Swansea WLS
1951 — Klein Hansen, Emil vs Gligoric, Sofija — 0-1 — Birmingham ENG

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