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

Plan principal. Exploiter la case forte f4.

Atouts. Les Blancs s'appuient sur la case forte f4, 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 la case forte 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 et un mauvais fou en g2.

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

Plans. ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
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

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

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

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