E69x — King’s Indian: Fianchetto, Classical, 9.h3 Re8 10.Re1 exd4, 11…Nc5

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.Re1 exd4 11.Nxd4 Nc5 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte f4, paire de fous, colonne d.
Faiblesses adverses : arriéré f7, Bc8 enfermé.
Problèmes : Bc1 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 : case forte e5, avant-postes c5(C), e5(T), paire de fous, colonne e.
Faiblesses adverses : arriéré f2, Bc1 enfermé, Bg2 mauvais fou.
Problèmes : Bc8 enfermé, arriéré f7.
Plans :
● ...Bf5 — Développer Bc8
● ...d5 — Rupture
● ...Re — Tour sur colonne e

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E69x — 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.Re1 exd4 11.Nxd4 Nc5

Eval: [+0.68]

Les coups candidats

12.Bf4 — 37.3% (230 parties)

Ambassadeurs : Zakharevich, Igor (5x), Petrushin, Alexander I (4x), Volodin, Viktor (3x), Najdorf, Miguel (2x), Moehring, Guenther (2x), Wahjuwidajat, Utut Adianto (2x), Melkumyan, Hrant (2x), Farago, Sandor (2x)

12.Qc2 — 19.4% (120 parties)

Ambassadeurs : Littlewood, John E (2x), Horberg, Bengt-Eric (2x), Santana Otero, Orlando (2x), Sisak, Richard (2x), Chojnacki, Krzysztof (2x), Kottnauer, Cenek (1x), Cohen zimmerman, Arbel (1x), Mihaljcisin, Mihajlo (1x)

12.Rb1 — 16.0% (99 parties) →

Ambassadeurs : Zakharevich, Igor (2x), Volodin, Viktor (2x), Hadraba, Vladimir (2x), Letelier Martner, Rene (1x), Eliskases, Erich (1x), Kniazer, Igor (1x), Burstein, S (1x), Beilfuss, Wilfried, Dr. (1x)

12.b3 — 9.1% (56 parties) →

Ambassadeurs : Zakharevich, Igor (3x), Brunner, Lucas (2x), Groszpeter, Attila (2x), Petrushin, Alexander I (2x), Pigusov, Evgeny (2x), Sapi, Laszlo (1x), Simagin, Vladimir (1x), Ruppe, Otto (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	12.Bf4	12.Qc2	12.Rb1	12.b3
<1800	5	60%	—	20%	—
1800-2200	185	37%	22%	14%	8%
2200-2600	305	40%	17%	18%	9%
2600+	4	25%	—	50%	—

Évolution par décennie (% des parties)

Décennie	N parties	12.Bf4	12.Qc2	12.Rb1	12.b3
1940s	9	44%	11%	11%	—
1950s	28	18%	50%	4%	7%
1960s	9	11%	44%	—	—
1970s	15	53%	—	20%	7%
1980s	36	28%	25%	17%	14%
1990s	169	28%	21%	21%	12%
2000s	138	38%	17%	20%	9%
2010s	177	48%	14%	12%	7%
2020s	36	50%	25%	8%	8%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
12.Bf4	48%	50%	▲ +2.0%
12.Qc2	14%	25%	▲ +10.9%
12.Rb1	12%	8%	▼ -4.1%
12.b3	7%	8%	▲ +1.6%

Joueurs célèbres

Champions du monde dans cette position

Euwe, Max — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

12.Bf4 — 37.3% (230 parties)

1946 — Perez Perez, Francisco Jose vs Najdorf, Miguel — 0-1 — Barcelona ESP
1948 — Lokvenc, Josef vs Dorn, Max — 1/2-1/2 — Bad Gastein
1949 — Bronstein, David I vs Vajda, Arpad — 1-0 — Budapest HUN
1949 — Ilivitsky, Georgy A vs Kasparian, Genrikh — 1-0 — Tbilisi GEO
1953 — Eliskases, Erich vs Rossetto, Hector — 1/2-1/2 — Bariloche

12.Qc2 — 19.4% (120 parties)

1949 — Kottnauer, Cenek vs Cohen zimmerman, Arbel — 1-0 — Venice ITA
1950 — Donner, Jan-Hein vs Paoli, Enrico — 1-0 — Venice ITA
1951 — Euwe, Max vs Bruce, Ronald MacKay — 1-0 — Paignton
1952 — Neikirkh, Oleg vs Markov, Bozidar — 1/2-1/2 — Sofia BUL
1954 — Horberg, Bengt-Eric vs Alvarez del Monte, Jose — 1-0 — Montevideo URU

12.Rb1 — 16.0% (99 parties)

1949 — Letelier Martner, Rene vs Eliskases, Erich — 0-1 — Mar del Plata ARG
1954 — Kniazer, Igor vs Burstein, S — 1/2-1/2 — Amsterdam NED
1974 — Weyerstrass, Ronald vs Van den Heuvel, Annelies — 0-1 — Laren jr
1977 — Doda, Zbigniew vs Adamski, Andrzej — 0-1 — Piotrkow Trybunalski
1977 — Sznapik, Aleksander vs Zapata, Alonso — 1-0 — Mexico City MEX

12.b3 — 9.1% (56 parties)

1950 — Sapi, Laszlo vs Simagin, Vladimir — 1-0 — Schiavno Zdroj
1951 — Ruppe, Otto vs Mueller, Claus — 1-0 — Schwerin GER
1972 — Voigt, Detlev vs Hemmert, Burghard — 1/2-1/2 — Berlin West
1984 — Akerlind Nielsen, Melvin vs Nielsen, Christian Waagner — 1-0 — corr ch-DK
1984 — Krogh Nielsen, Hans vs Waagner Nielsen, Ch — 1-0 — corr ch-DEN

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

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0)	● e5 (2v0)
Cases faibles	● e4	—
Centre	● d4 (1v0), ● d5 (3v2)	● e5 (2v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● e

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Mauvais (mob. 3)
Bg7		● Bg7 Ok (mob. 3)
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	semi-ouvert
Ruptures	● e4-e5, ● f2-f3	● …d6-d5

Partie
1946 Barcelona – Round 3 – Perez Perez, Francisco Jose – 0-1 – Najdorf, Miguel – G23 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. h3 Nc5
1946 Groningen – Round 6 – Steiner, Heinrich Jun. – 0-1 – Boleslavsky, Isaac – G31 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 Re8 10. Re1 exd4
1948 Bad Gastein – Round 8 – Lokvenc, Josef – 1/2-1/2 – Dorn, Max – G61 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 c6
1949 Budapest-Moscow – Round 7 – Bronstein, David I – 1-0 – Vajda, Arpad – G49 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 Re8 9. h3 exd4 10. Nxd4 Nc5
1949 URS Ch, semi final – Round 6 – Ilivitsky, Georgy A – 1-0 – Kasparian, Genrikh – G55 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. Re1 Nc5
1949 Venice – Round 7 – Kottnauer, Cenek – 1-0 – Cohen zimmerman, Arbel – G53 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. e4 Nbd7 7. Nge2 e5 8. O-O exd4 9. Nxd4 Re8 10. Re1 c6
1949 Vienna – Round 9 – Foltys, Jan – 1-0 – Cs. Kovacs, Laszlo – G18 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nc3 Nbd7 6. e4 e5 7. Nge2 O-O 8. O-O exd4 9. Nxd4 c6 10. h3 Re8
1950 Venice – Round 2 – Donner, Jan-Hein – 1-0 – Paoli, Enrico – G29 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 c6
1951 BCF Ch 38th – Round 1.9 – Green, Arnold Yorwarth – 0-1 – Mardle, Denis – G3 1. c4 Nf6 2. g3 e5 3. Bg2 d6 4. Nc3 Nbd7 5. Nf3 g6 6. O-O Bg7 7. d4 O-O 8. e4 c6 9. Re1 Re8 10. h3 exd4
1951 Mar del Plata zt – Round 3 – Wexler, Bernardo – 0-1 – Reinhardt, Enrique – G26 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 Paignton Premier – Round 4 – Euwe, Max – 1-0 – Bruce, Ronald MacKay – 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 Re8 9. h3 exd4 10. Nxd4 Nc5
1953 Bariloche – Round 1 – Eliskases, Erich – 1/2-1/2 – Rossetto, Hector – G1 1. c4 Nf6 2. d4 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. h3 Nc5
1953 Mar del Plata – Round 19 – Bolbochan, J. – 1/2-1/2 – Burgalat, Francisco J – G181 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 c6 9. Re1 Re8 10. h3 exd4
1954 Montevideo – Round 1 – Horberg, Bengt-Eric – 1-0 – Alvarez del Monte, Jose – G12 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 O-O 5. g3 d6 6. Bg2 Nbd7 7. O-O e5 8. e4 Re8 9. Re1 exd4 10. Nxd4 Nc5
1954 Olympiad prel III – Round 3.2 – Horberg, Bengt-Eric – 0-1 – Nielsen, Peter Heine – G23 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. Re1 Re8 10. h3 exd4
1955 Wch U20 prel-B – Round 5 – Johannsson, Ingi R – 1/2-1/2 – Tringov, Georgi P – G14 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 Nc5
1956 Moscow olm fin-B – Round 9 – Uhlmann, Wolfgang – 1/2-1/2 – Ojanen, Kaarle S – G99 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 Nc5 10. h3 Re8
1957 Sombor – Round 12 – Gligorić, Svetozar – 1/2-1/2 – Matulovic, Milan – G117 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 exd4 10. Nxd4 Nc5
1958 Haifa/Tel Aviv – Round 10 – Reshevsky, Samuel – 1-0 – Dyner, Israel Boruch – G56 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 Re8
1959 York ch-BCF – Round 1 – Hallmark, A. – 1/2-1/2 – Littlewood, John E – G12 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 Nc5 10. h3 Re8
1960 CSR Ch – Round 1 – Cucka, Josef – 1/2-1/2 – Jezek, Stanislav – G4 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 Re8 9. h3 exd4 10. Nxd4 Nc5
1960 URS Ch sf – Round 16 – Peterson, Andrejs – 1/2-1/2 – Cherepkov, Alexander V – G123 1. c4 Nf6 2. Nc3 e5 3. Nf3 d6 4. g3 Nbd7 5. Bg2 g6 6. O-O Bg7 7. d4 O-O 8. h3 Re8 9. e4 exd4 10. Nxd4 Nc5
1961 GBR Ch 48th – Round 3.12 – Bernfield, Abram – 1/2-1/2 – Hollis, Adrian – G22 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. Ne2 e5 7. O-O Nbd7 8. Nbc3 exd4 9. Nxd4 Nc5 10. h3 Re8
1965 Sarajevo – Round 7 – Mihaljcisin, Mihajlo – 1/2-1/2 – Bogdanovic, Radivoje – G50 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 Re8 9. Re1 c6 10. h3 exd4

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