E69q — King’s Indian: Fianchetto, Classical, 9.h3 Re8 10.Be3

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 Re8 10.Be3 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte g5, Be3 actif, paire de fous.
Faiblesses adverses : arriéré f7, Bc8 enfermé.
Problèmes : Bg2 enfermé, arriéré f2.

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : paire de fous.
Faiblesses adverses : arriéré f2, Bg2 enfermé.
Problèmes : Bc8 enfermé, arriéré f7.
Plans :
● ...Bg4 — Développer Bc8, clouer Nf3
● ...c5 — Rupture
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E69q — 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 Re8 10.Be3

Eval: [+0.68]

Les coups candidats

10…exd4 — 55.6% (789 parties) →

Ambassadeurs : Fancsy, Imre (6x), Schweber, Samuel (5x), Cvitan, Ognjen (5x), Greenfeld, Alon (5x), Konstantinopolsky, Alexander (4x), Roa Alonso, Santiago (4x), Groszpeter, Attila (4x), Bocharov, Dmitry (4x)

10…Qc7 — 15.3% (217 parties)

Ambassadeurs : Eckhardt, Claudia (3x), Euwe, Max (2x), Loeffler, Stefan (2x), Appel, Ralf (2x), Schmidt, Hannah (2x), Zsigmond, Karoly (2x), Voit, Daria (2x), Beydullayeva, Govhar (2x)

10…a5 — 8.2% (117 parties)

Ambassadeurs : Averbakh, Yuri L (2x), Petrosian, Tigran A. (2x), Ciocaltea, Victor (2x), Suba, Mihai (2x), Anic, Darko (2x), Timpel, Klaus (2x), Nedeljkovic, Aleksandar (1x), Djurasevic, Bozidar (1x)

10…a6 — 7.3% (103 parties)

Ambassadeurs : Lorenz, Gerd (2x), Pott, Brian (2x), Dunkelblum, Arthur (1x), Flesch, Jean-benoit (1x), Botvinnik, Mikhail (1x), Hort, Vlastimil (1x), Lorson, Gerhard (1x), Doerner, Charles (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	10…exd4	10…Qc7	10…a5	10…a6
<1800	16	56%	19%	—	12%
1800-2200	488	49%	24%	5%	8%
2200-2600	630	62%	9%	11%	6%
2600+	6	33%	—	17%	—

Évolution par décennie (% des parties)

Décennie	N parties	10…exd4	10…Qc7	10…a5	10…a6
1920s	1	—	—	—	—
1930s	4	—	25%	—	—
1940s	10	40%	20%	—	—
1950s	47	51%	15%	15%	11%
1960s	40	62%	8%	5%	18%
1970s	46	48%	9%	15%	4%
1980s	81	62%	10%	12%	6%
1990s	293	61%	14%	8%	7%
2000s	342	52%	17%	8%	6%
2010s	472	55%	17%	7%	8%
2020s	84	60%	17%	7%	7%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
10…exd4	55%	60%	▲ +4.9%
10…Qc7	17%	17%	+0.1%
10…a5	7%	7%	-0.1%
10…a6	8%	7%	-0.5%

Joueurs célèbres

Champions du monde dans cette position

Euwe, Max — 3 parties
Tal, Mikhail — 2 parties
Botvinnik, Mikhail — 1 partie
Ju, Wenjun — 1 partie

Parties historiques

10…exd4 — 55.6% (789 parties)

1944 — Veresov, Gavriil vs Lilienthal, Andor — 1/2-1/2 — Moskou ch-URS
1945 — Zita, Frantisek vs Pachman, Ludek — 1/2-1/2 — Zlin CZE
1949 — Schmid, Leo vs Niephaus, Walter — 1-0 — Wiesbaden GER
1949 — Blanco Cruz, Wara vs Bolbochan, J. — 1/2-1/2 — Mar del Plata ARG
1950 — Schmid, Lothar vs Niephaus, Walter — 1-0 — Wiesbaden GER

10…Qc7 — 15.3% (217 parties)

1936 — Landau, Salo vs Schelfhout, Willem — 1-0 — Rotterdam NED
1946 — Denker, Arnold S vs Najdorf, Miguel — 1/2-1/2 — Groningen NED
1949 — Rhodes, Herbert Gibson vs Penrose, Jonathan — 1-0 — Felixstowe
1950 — Bolbochan, J. vs Schmid, Leo — 1-0 — Dubrovnik CRO
1951 — Euwe, Max vs Muilwijk, Jaap — 1-0 — The Hague NED

10…a5 — 8.2% (117 parties)

1954 — Nedeljkovic, Aleksandar vs Djurasevic, Bozidar — 0-1 — Belgrade SRB
1954 — Averbakh, Yuri L vs Petrosian, Tigran V. — 1/2-1/2 — Riga URS tt ch
1954 — Averbakh, Yuri L vs Petrosian, Tigran A. — 1/2-1/2 — Riga LAT
1954 — Zalys, Ignas vs Joyner, Lionel — 0-1 — Montreal ch
1955 — Korchnoi, Viktor vs Ivkov, Borislav — 1-0 — Hastings ENG

10…a6 — 7.3% (103 parties)

1952 — Lorson, Gerhard vs Doerner, Charles — 1-0 — Helsinki olm
1952 — Myhre, Erling vs De Souza Mendes, Joao — 1/2-1/2 — Helsinki olm
1952 — Eliskases, Erich vs Engels, Ludwig — 1/2-1/2 — Rio de Janeiro BRA
1955 — Popel, Stepan vs Pilnik, Herman — 1/2-1/2 — Paris FRA
1956 — Clarke, Paul R H vs Alexander Ronald Cheng — 1/2-1/2 — Hastings ENG

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	● f2	● f7
Chaînes	● f2→g3	● d6→e5, b7→c6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bg2	● Bg2 Enfermé (mob. 1)
Be3	● Be3 Actif (mob. 5)
Bg7		● Bg7 Ok (mob. 3)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	1 (a1)	2 (c8, a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c4-c5, ● d4-d5	● …c6-c5, ● …d6-d5

Partie
1920 Gothenburg-B – Round 13 – Hakansson, Arthur – 0-1 – Johner, Paul – G77 1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. Nc3 e5 5. e4 g6 6. g3 Bg7 7. Bg2 O-O 8. O-O Re8 9. h3 c6 10. Be3 Qe7
1938 URS Ch, semi final – Round 1 – Yudovich, Mikhail M – 1/2-1/2 – Duz-Khotimirsky, Fedor Ivanovich – G12 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. Nf3 g6 6. g3 Bg7 7. Bg2 O-O 8. O-O c6 9. h3 Re8 10. Be3 Qe7
1946 Leningrad-Prague – Round 1 – Furman, Slavomir – 1/2-1/2 – Bartosek, Milan – G2 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 c6 9. Be3 Re8 10. h3 Qe7
1946 Staunton, Groningen NED – Round 1 – Denker, Arnold S – 1/2-1/2 – Najdorf, Miguel – G2 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 Re8 10. Be3 Qc7
1948 Karlovy Vary – Round 1 – Vidmar, Marjeta – 1-0 – Molina Moller, Brando Felipe – G14 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 Re8 10. Be3 Qa5
1949 GBR Ch 36th – Round 3.15 – Rhodes, Herbert Gibson – 1-0 – Penrose, Jonathan – G8 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 Re8 10. Be3 Qc7
1950 Dubrovnik olm – Round 10 – Bolbochan, J. – 1-0 – Schmid, Leo – G141 1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. g3 g6 5. Bg2 Bg7 6. O-O O-O 7. Nc3 e5 8. e4 c6 9. h3 Re8 10. Be3 Qc7
1952 Helsinki olm – Round 1 – Myhre, Erling – 1/2-1/2 – De Souza Mendes, Joao – G106 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 Re8 9. h3 c6 10. Be3 a6
1952 Helsinki olm – Round 1 – Najdorf, Miguel – 1/2-1/2 – Szabo, Ladislav – G98 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. c4 d6 6. O-O Nbd7 7. Nc3 e5 8. e4 Re8 9. h3 c6 10. Be3 Qe7
1953 Mar del Plata – Round 9 – Wexler, Bernardo – 0-1 – Najdorf, Miguel – G100 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nbd7 7. Nc3 e5 8. h3 c6 9. e4 Re8 10. Be3 Qe7
1954 Belgrade – Round 1 – Nedeljkovic, Aleksandar – 0-1 – Djurasevic, Bozidar – G1 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 Re8 9. Be3 c6 10. h3 a5
1954 CSR Ch – Round 4 – Dolezal, Jiri – 1/2-1/2 – Blatny, Frantisek – G27 1. c4 Nf6 2. g3 g6 3. d4 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c6 7. O-O Nbd7 8. e4 e5 9. h3 Re8 10. Be3 Qc7
1954 URS-chTJ Coop – Round 1 – Averbakh, Yuri L – 1/2-1/2 – Petrosian, Tigran A. – G3 1. c4 Nf6 2. Nc3 e5 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. d4 Nbd7 7. O-O O-O 8. e4 c6 9. h3 Re8 10. Be3 a5
1955 ARG Ch – Round 5 – Alcaraz Suarez, Juan Camilo – 1-0 – Sanguinetti, Renato – G1 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. g3 c6 6. e4 g6 7. Bg2 Bg7 8. O-O O-O 9. h3 Re8 10. Be3 Qc7
1955 Buenos Aires CA – Round 10 – Gligoric, Sofija – 0-1 – Bianco Esposito, Antonio – G70 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 Re8 9. h3 c6 10. Be3 a5
1955 Hastings5556 – Round 4 – Korchnoi, Viktor – 1-0 – Ivkov, Borislav – G16 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. g3 c6 6. e4 g6 7. Bg2 Bg7 8. O-O O-O 9. h3 Re8 10. Be3 a5
1956 Hastings5657 – Round 4 – Clarke, Paul R H – 1/2-1/2 – Alexander Ronald Cheng – G16 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 c6 9. h3 Re8 10. Be3 a6
1956 New York Rosenwald5556 – Round ? – Evans, Larry M – 1-0 – Horowitz, Albert Israel – G29 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nbd7 7. Nc3 e5 8. h3 c6 9. e4 Re8 10. Be3 Qc7
1957 HUN Ch Budapest HUN – Round ? – Benko, Pal – 1-0 – Szilagyi, Gyorgy Laszlo – G47 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 d6 6. Nc3 e5 7. d4 Nbd7 8. e4 c6 9. h3 Re8 10. Be3 a5
1958 COL Ch – Round 13 – Alvarez Martin, Pedro – 1-0 – Ramirez, Alfredo – 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 c6 9. h3 Re8 10. Be3 Nf8
1960 URS Ch sf – Round 10 – Osnos, Viatcheslav – 1-0 – Movshovich A – G82 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 Re8 9. h3 c6 10. Be3 a5
1962 Hastings6263 – Round 2 – Hollis, Adrian – 1/2-1/2 – Clarke, Peter H – G8 1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. g3 e5 5. Bg2 g6 6. Nc3 Bg7 7. O-O O-O 8. e4 c6 9. h3 Re8 10. Be3 a6
1963 Budapest ch-HUN – Round 1 – Lengyel, Laszlo – 1-0 – Filep, Tibor – G94 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 Re8 10. Be3 a6
1964 Sarajevo 07th – Round 13 – Bukic, Enver – 1-0 – Gojak, Ilija – G33 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 Re8 9. h3 c6 10. Be3 Qc7
1967 CSR Ch – Round 14 – Kozma, Julius – 1/2-1/2 – Pribyl, Josef – G93 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 c6 9. h3 Re8 10. Be3 a6
1968 Buenos Aires – Round 1 – Guimard, Carlos E – 1-0 – Massut, Gabriel – G2 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 c6 8. e4 e5 9. h3 Re8 10. Be3 Qe7
1968 Monte Carlo – Round 8 – Botvinnik, Mikhail – 1/2-1/2 – Hort, Vlastimil – G50 1. c4 Nf6 2. Nf3 d6 3. Nc3 g6 4. g3 Bg7 5. Bg2 e5 6. O-O O-O 7. d4 Nbd7 8. e4 c6 9. h3 Re8 10. Be3 a6
1968 Wijk aan Zee II – Round 1 – Dunkelblum, Arthur – 1/2-1/2 – Flesch, Jean-benoit – G7 1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nbd7 7. Nc3 e5 8. e4 c6 9. h3 Re8 10. Be3 a6
1969 Moscow RUS – Round 1 – Dvoretzky, Mark – 1-0 – Zhidkov, Valery S – G3 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 c6 9. h3 Re8 10. Be3 Qc7
Buenos Aires olm 1978 – Round 1 – Petrosian, Tigran V. – 1-0 – Ciocaltea, Victor – G10 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. g3 O-O 6. Bg2 Nbd7 7. O-O e5 8. e4 c6 9. h3 Re8 10. Be3 a5
FIDE World Cup 2015 – Round 1.2 – Melkumyan, Hrant – 1/2-1/2 – Kamsky, Gata – G94 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c6 7. Nc3 Nbd7 8. e4 e5 9. h3 Re8 10. Be3 a5
FIDE World Cup 2025 – Round R1 Blitz 1 – Adly Ahmed – 1-0 – Grigoryan Karen H. – G212 1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. e3 Nf6 5. d4 cxd4 6. exd4 e4 7. Ng5 Bb4 8. d5 Bxc3+ 9. bxc3 Ne5 10. Qd4 d6
Interpolis 1979 – Round 1 – Portisch, Lajos – 1-0 – Kavalek, Lubomir – G10 1. Nf3 g6 2. c4 Bg7 3. d4 d6 4. Nc3 Nf6 5. g3 O-O 6. Bg2 Nbd7 7. O-O e5 8. e4 Re8 9. h3 c6 10. Be3 b6

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