E68k — King’s Indian: Fianchetto, Classical, 8.e4 c6 9.Rb1

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.Rb1 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Attaque sur l'aile roi (h3 dans 40 % des parties).

Atouts. Les Blancs s'appuient sur un contrôle dominant de g5.

Côté adverse. Un mauvais fou en c8.

Plans. h3 (Empêcher ...Bg4 — 40 % des parties) ; Re1 (11 % des parties) ; b3 (Préparer le fianchetto — 8 % des parties) ; Qc2 (7 % des parties) ; d5 (Occuper le centre — 5 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Jeu au centre (rupture c6-c5).

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

Plans. ...a5 (30 % des parties) ; ...Re8 (21 % des parties) ; ...exd4 (Capture en d4, Occuper le centre — 19 % des parties) ; ...a6 (Préparer expansion aile dame — 18 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● d6→e5, b7→c6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Ok (mob. 2)
Bg7		● Bg7 Ok (mob. 2)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	1 (● c1)	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
1951 Reggio Emilia – Round 11 – Ceccato, Vittorio – 1/2-1/2 – Wade, Robert G – G60 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. Rb1 Qb6 10. dxe5 dxe5
1956 Moscow olm prel – Round 7 – Navabi, Abdolhossein – 0-1 – Szilagyi, Gyorgy Laszlo – G241 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. Nc3 Nbd7 7. O-O e5 8. e4 c6 9. Rb1 a5 10. a4 exd4
1957 GBR Ch 44th – Round 4.7 – Cafferty, Bernard – 1/2-1/2 – Gibbs, Peter Campbell – G18 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. Rb1 Re8 10. d5 c5
1961 Buenos Aires ch-ARG – Round 13 – Bielicki, Carlos – 1/2-1/2 – Acosta Garcia, Rafael Isaac – G78 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 c6 9. Rb1 exd4 10. Nxd4 Re8
1961 Mar del Plata – Round 3 – Byrne, Ray – 1-0 – Quinones Carrillo, Oscar – G38 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. Rb1 a5 10. h3 exd4
1961 USA Ch Open 62th – Round 2 – Byrne, Robert E – 1-0 – Rubin Gene L – G6 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. Rb1 a5 10. h3 Qe7
1962 Varna olm – Round 7 – Byrne, Ray – 1-0 – Kchouk, Bechir – G295 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 c6 6. e4 d6 7. Nf3 Nbd7 8. O-O e5 9. Rb1 exd4 10. Nxd4 Nb6
1964 ARG Ch – Round 13 – Garcia Rodriguez, Raimundo – 1-0 – Pugach, Mario – G57 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. Rb1 a5 10. b3 Re8
1964 Buenos Aires – Round 11 – Bielicki, Carlos – 1/2-1/2 – Letelier Martner, Rene – G95 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. g3 Nf6 5. Bg2 O-O 6. Nf3 Nbd7 7. O-O c6 8. e4 e5 9. Rb1 Re8 10. h3 a5
1964 Buenos Aires – Round 3 – Byrne, Robert E – 1-0 – Rossetto, Hector – G28 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. Rb1 a5 10. h3 Re8
1964 Tel Aviv olm fin-A – Round 10 – Garcia Rodriguez, Raimundo – 1-0 – Medina Garcia, Antonio Angel – G215 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. Rb1 a6 10. dxe5 dxe5
1965 Buenos Aires ch-ARG – Round 10 – Behrensen, Jorge – 0-1 – Acosta Garcia, Rafael Isaac – G65 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. Rb1 a5 10. b3 exd4
1965 Mar del Plata – Round 9 – Bolbochan, J. – 1/2-1/2 – Stein, Leon Rico – G74 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 c6 9. Rb1 a5 10. Re1 exd4
1965 Zagreb – Round 4 – Filip, Marius Liviu – 1/2-1/2 – ? – G47 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 c6 9. Rb1 a5 10. h3 Ne8
1966 Den Haag zt – Round 6 – Kavalek, Lubomir – 1-0 – Garcia Aruca, Francisco Fernando – G34 1. c4 Nf6 2. Nc3 d6 3. d4 e5 4. Nf3 Nbd7 5. e4 g6 6. g3 Bg7 7. Bg2 O-O 8. O-O c6 9. Rb1 Re8 10. h3 exd4
1966 Hungary – Round 1 – Flesch, János – 0-1 – Barcza, Gedeon – G40 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nf3 O-O 6. Nc3 Nbd7 7. O-O e5 8. e4 c6 9. Rb1 a6 10. dxe5 Nxe5
1966 La Habana olm prel – Round 7 – Panno, Oscar – 1-0 – Cassidy, Raymond – G269 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. Rb1 a6 10. Qc2 Qe7
1966 Panamerican – Round 1 – Bielicki, Carlos – 1-0 – Garcia Martinez, Silvino – G6 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. d4 Nbd7 7. O-O e5 8. e4 c6 9. Rb1 Re8 10. h3 a5
1966 Santa Monica – Round 1 – Portisch, Lajos – 1/2-1/2 – Najdorf, Miguel – G5 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. Rb1 Re8 10. h3 a5
1966 Santa Monica – Round 13 – Donner, Jan-Hein – 0-1 – Fischer, Robert J – G55 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. Rb1 a6 10. b4 exd4
1966 Santa Monica – Round 15 – Donner, Jan-Hein – 1/2-1/2 – Reshevsky, Samuel – G62 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. Rb1 a6 10. h3 Re8
1967 CSR Ch – Round 13 – Smejkal, Jan – 1/2-1/2 – Ryc, Ivo – G86 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. d4 Nbd7 7. O-O e5 8. e4 c6 9. Rb1 a6 10. Re1 Re8
1967 CSR Ch – Round 3 – Kozma, Julius – 1-0 – Ryc, Ivo – G19 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. Rb1 a6 10. h3 exd4
1967 Szczecin ch POL – Round 1 – Gromek, Jozef – 1/2-1/2 – Adamski, Jan – G1 1. c4 Nf6 2. Nc3 e5 3. g3 c6 4. Nf3 d6 5. d4 Nbd7 6. Bg2 g6 7. O-O Bg7 8. e4 O-O 9. Rb1 a5 10. a3 exd4
1967 Vrnjacka Banja zt – Round 7 – Jansa, Vlastimil – 1-0 – Vizantiadis, Lazaros – G45 1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. Nc3 e5 5. g3 g6 6. Bg2 Bg7 7. O-O O-O 8. e4 c6 9. Rb1 Rb8 10. b4 Qc7
1968 Capablanca Memorial – Round 1 – O'Kelly, Albéric de Galway – 0-1 – Suetin, Alexey S – G27 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. Rb1 a6 10. Re1 b5
1968 It Buesum GER – Round 8 – O'Kelly de Galway, Alberic – 1-0 – Medina-Garcia, Antonio – G35 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. Rb1 Re8 10. h3 a6
1968 YUG Ch 23th – Round 8 – Stupica, Janez – 1-0 – Sines, Josip – G37 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. Rb1 Qc7 10. h3 Re8
1969 Corr – Round ? – Nielsen, Verner – 1/2-1/2 – Nielsen, Axel – G5 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. g3 Nd7 5. Nf3 c6 6. Bg2 Ngf6 7. O-O O-O 8. e4 e5 9. Rb1 Qc7 10. b4 exd4
1969 Hoogovens – Round 7 – Donner, Jan-Hein – 0-1 – Geller, Efim P – G55 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. Rb1 exd4 10. Nxd4 Re8
1970 Palma de Mallorca Interzonal – Round 15 – Filip, Miroslav – 1/2-1/2 – Minic, Dragoljub – G262 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nbd7 7. Nc3 e5 8. e4 c6 9. Rb1 Qe7 10. b3 Ne8
1972 Skopje ol (Men) fin-A – Round 1 – Ribli, Zoltan – 1/2-1/2 – Tal, Mihail – G422 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. Nc3 Nbd7 7. O-O e5 8. e4 c6 9. Rb1 a6 10. Qc2 b5
1975 URS Team Ch – Round 1 – Slutzky, Leonid – 1/2-1/2 – Lutikov, Anatoly S – G570 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 c6 9. Rb1 a6 10. dxe5 dxe5
FIDE WCh KO 2001 – Round 1.4 – Ehlvest, Jaan – 1-0 – Radjabov, Teimour – G150 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. O-O e5 7. d4 Nbd7 8. e4 c6 9. Rb1 a6 10. h3 b5

E68k — Fianchetto, Classical (1951)

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.Rb1

Les coups candidats

9…a5 — 29.6% (163 parties)

Ambassadeurs : Wojtkiewicz, Aleksander (7x), Szmetan, Jorge (6x), Byrne, Robert E (4x), Litmanowicz, Miroslawa (2x), ? (2x), Bierwisch, Bernhard (2x), Stein, Leonid (2x), Szekely, Peter (2x)

9…Re8 — 21.2% (117 parties)

Ambassadeurs : Eliskases, Erich (3x), Horvath, Jozsef (3x), Wojtkiewicz, Aleksander (3x), O'Kelly de Galway, Alberic (2x), Miguel, Nahuel (2x), Flesch, Janos (2x), Bielicki, Carlos (2x), Medina-Garcia, Antonio (2x)

9…exd4 — 18.7% (103 parties)

Ambassadeurs : Wojtkiewicz, Aleksander (8x), Szmetan, Jorge (6x), Geller, Efim P. (4x), Donner, Jan-Hein (3x), Weindl, Alfred (3x), Thipsay, Praveen M (2x), Szekely, Peter (2x), Filip, Miroslav (2x)

9…a6 — 18.5% (102 parties)

Ambassadeurs : Vadasz, Laszlo (4x), Panno, Oscar (3x), Hazai, Laszlo Dr. (3x), Burridge, Raymond John (3x), Donner, Jan-Hein (2x), Ryc, Ivo (2x), Westerman, Henk (2x), Suetin, Alexey S (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…a5	9…Re8	9…exd4	9…a6
<1800	16	6%	12%	31%	12%
1800-2200	135	29%	25%	17%	16%
2200-2600	284	33%	19%	21%	17%
2600+	1	—	100%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	9…a5	9…Re8	9…exd4	9…a6
1950s	6	33%	33%	17%	—
1960s	40	22%	25%	12%	28%
1970s	93	29%	14%	10%	37%
1980s	67	31%	18%	16%	24%
1990s	141	28%	23%	25%	13%
2000s	89	33%	28%	22%	6%
2010s	107	29%	20%	20%	16%
2020s	8	50%	12%	12%	12%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…a5	29%	50%	▲ +21.0%
9…Re8	20%	12%	▼ -7.1%
9…exd4	20%	12%	▼ -7.1%
9…a6	16%	12%	▼ -3.4%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie

Parties historiques

9…a5 — 29.6% (163 parties)

1953 — Bolbochan, Jacobo vs Shocron, Ruben — 1-0 — Buenos Aires ch-ARG
1956 — Navabi, Abdolhossein vs Siladi, Dominik — 0-1 — Moskou olm
1961 — Byrne, Robert E vs Quinones Carrillo, Oscar — 1-0 — Mar del Plata ARG
1961 — Byrne, Robert E vs Aga, Rubin — 1-0 — San Francisco, CA USA
1964 — Garcia, Eder Raimundo vs Pugach, Mario — 1-0 — Buenos Aires ARG

9…Re8 — 21.2% (117 parties)

1957 — Cafferty, Bernard vs Gibbs, Peter Campbell — 1/2-1/2 — Plymouth
1959 — Volovich, Anatoly vs Khasin, Abram — 0-1 — Moscow RUS
1964 — Eliskases, Erich vs Rubinetti, Jorge — 1/2-1/2 — Buenos Aires ARG
1964 — Eliskases, Erich vs Thorsteinsson, Bjorn — 1-0 — Tel Aviv olm
1964 — Bielicki, Carlos vs Letelier Martner, Rene — 1/2-1/2 — Buenos Aires ARG

9…exd4 — 18.7% (103 parties)

1957 — Forintos, Gyozo V vs Liebert, Heinz — 1-0 — Reykjavik ISL
1961 — Bielicki, Carlos vs Garcia R., Luis Ernesto — 1/2-1/2 — Buenos Aires ch-ARG
1962 — Byrne, Robert E vs Kchouk, Bechir — 1-0 — Varna BUL
1962 — Tomson, Alexander vs Freeman, Michael J. — 1-0 — Marianske Lazne
1966 — Filip, Miroslav vs Jansa, Vlastimil — 1-0 — Harrachov

9…a6 — 18.5% (102 parties)

1964 — Garcia, Eder Raimundo vs Medina Garcia, Antonio Angel — 1-0 — Tel Aviv ISR
1966 — Donner, Jan-Hein vs Rapaka Samuel Paul — 1/2-1/2 — Santa Monica, CA USA
1966 — Flesch, János vs Anay Barche — 0-1 — HUN
1966 — Panno, Oscar vs Cassidy, Paul L. — 1-0 — Havana olm
1966 — Donner, Jan-Hein vs Fischer, Robert J — 0-1 — Santa Monica, CA USA

Fin du contenu

Aucune page supplémentaire à charger

Articles plus anciens →