E63f — King’s Indian: Fianchetto, Panno, 8.b3 Rb8 9.Bb2

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O a6 8.b3 Rb8 9.Bb2 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte d5.

Atouts. Les Blancs s'appuient sur la case forte d5 et la paire de fous.

Côté adverse. Les fous enfermés en g7 et c8.

Plans. h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte g4….

Atouts. Les Noirs s'appuient sur les cases fortes g4 et f5 et la paire de fous.

Côté adverse. Les fous enfermés en b2 et g2.

Plans. ...Bg4 (Développer Bc8, clouer Nf3) ; ...d5 (Rupture) ; ...e6 (Rupture) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● a2→b3, f2→g3, h2→g3, b3→c4	● b7→a6, c7→d6, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d5 (2v1)	● g4 (2v0), ● f5 (2v0)
Cases faibles	—	—
Centre	● d4 (2v1), ● d5 (2v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bb2	● Bb2 Enfermé (mob. 2)
Bg2	● Bg2 Enfermé (mob. 2)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	1 (● a1)	1 (● c8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c4-c5, ● d4-d5, ● e2-e3	● …d6-d5, ● …e7-e6, ● …e7-e5

Partie
1956 CAN-op – Round ? – Evans, Larry M – 1-0 – Richardson, Keith B – G10 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nc3 O-O 6. Nf3 Nc6 7. O-O Rb8 8. b3 a6 9. Bb2 b5 10. cxb5 axb5
1956 Leningrad ch-URS – Round 1 – Byvshev, Vasily – 1/2-1/2 – Spassky, Boris Vasily – G25 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. d4 Nc6 7. O-O a6 8. b3 Rb8 9. Bb2 Bd7 10. h3 b5
1956 New York Rosenwald – Round ? – Feuerstein, Arthur – 1/2-1/2 – Fischer, Robert J – G8 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. Nf3 Nc6 7. O-O a6 8. b3 Rb8 9. Bb2 b5 10. cxb5 axb5
1956 New York Rosenwald – Round ? – Reshevsky, Samuel – 1-0 – Fischer, Robert J – G5 1. c4 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O a6 8. b3 Rb8 9. Bb2 b5 10. cxb5 axb5
1956 Poltava – Round 1 – Zak, Vladimir – 0-1 – Kortchnoi, V. – G4 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. g3 d6 6. Bg2 Nc6 7. O-O a6 8. b3 Rb8 9. Bb2 b5 10. d5 Na5
1957 USA Ch Open 58th – Round 6 – Byrne, Robert E – 1/2-1/2 – Mednis, Edmar J – G43 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O a6 8. b3 Rb8 9. Bb2 b5 10. cxb5 axb5
1958 Argentina – Round 6 – Eliskases, Erich – 1/2-1/2 – Idigoras, Gregorio – G44 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. d4 d6 6. Nf3 Nc6 7. O-O a6 8. b3 Rb8 9. Bb2 b5 10. d5 Na5
1958 HUN Ch 13th – Round 19 – Gasztonyi, Endre – 1-0 – Varnusz, Egon – G161 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O a6 8. b3 Rb8 9. Bb2 Bg4 10. d5 Na5
1965 FRG Ch – Round 15 – Pfleger, Helmut, Dr. – 1/2-1/2 – Kestler, Hans-Guenther – G43 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. c4 Nc6 7. Nc3 a6 8. b3 Rb8 9. Bb2 b5 10. d5 Na5
1966 Bucharest Bucharest ROM – Round 1 – Kolarov, Atanas S. – 0-1 – Gheorghiu, Florin – G2 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6 8. b3 Rb8 9. Bb2 Bd7 10. Rc1 b5
1966 Hoogovens 28th – Round 9 – Van Scheltinga, Theo – 1-0 – Cuijpers, Frans Andre – G25 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. Nc3 Nc6 7. O-O a6 8. b3 Rb8 9. Bb2 b5 10. cxb5 axb5
1967 Oxford ch-BCF – Round 9 – Whiteley, Andrew Jonathan – 1-0 – Macdonald-Ross, Michael – G83 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 Rb8 8. b3 a6 9. Bb2 b5 10. cxb5 axb5
1967 Rubinstein Memorial – Round 14 – Kolarov, Atanas S. – 1/2-1/2 – Schmidt, Waldemar – G56 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nc6 7. Nc3 a6 8. b3 Rb8 9. Bb2 b5 10. cxb5 axb5
1968 Copenhagen ch-DEN – Round 11 – Norby, Peter H. – 1/2-1/2 – Petersen, Finn – G43 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. Nf3 d6 6. O-O Nc6 7. d4 a6 8. b3 Rb8 9. Bb2 Bd7 10. d5 Na5
1968 Lugano SUI – Round 1 – Johannessen, Svein – 1/2-1/2 – Mecking, Henrique – G7 1. c4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. d4 O-O 5. g3 d6 6. Bg2 Nc6 7. O-O a6 8. b3 Rb8 9. Bb2 b5 10. cxb5 axb5
1968 Netanya-A – Round 4 – Porath, Yosef – 1/2-1/2 – Domnitz, Zadok – G22 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 a6 6. Nf3 Nc6 7. O-O d6 8. b3 Rb8 9. Bb2 b5 10. cxb5 axb5
1969 Buenos Aires – Round 1 – Chemes, Luis – 0-1 – Schweber, Samuel – G9 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nc6 7. Nc3 a6 8. b3 Rb8 9. Bb2 Bf5 10. Qd2 Qc8
1971 Moscow – Round 14 – Olafsson, Fridrik – 1/2-1/2 – Byrne, Robert – G228 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 d6 6. d4 Nc6 7. Nc3 a6 8. b3 Rb8 9. Bb2 b5 10. d5 Na5
6. World Blitz 2010 – Round 33 – Aronian, Levon – 1-0 – Nakamura, Hikaru – G235 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nf3 Nc6 7. O-O a6 8. b3 Rb8 9. Bb2 b5 10. cxb5 axb5
Amber Blindfold 1998 – Round 10 – Nikolic, Predrag – 1-0 – Ljubojevic, Ljubomir – G15 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6 8. b3 Rb8 9. Bb2 Bd7 10. Rc1 b5
Amber Rapidplay 1999 – Round 7 – Nikolic, Predrag – 0-1 – Shirov, Alexei – G41 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6 8. b3 Rb8 9. Bb2 b5 10. cxb5 axb5
Belgrade Invest 1995 – Round 2 – Topalov, Veselin – 1/2-1/2 – Shirov, Alexei – G8 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. Nf3 Nc6 7. O-O a6 8. b3 Rb8 9. Bb2 b5 10. Ne1 Na5

E63f — Fianchetto Panno

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O a6 8.b3 Rb8 9.Bb2

Les coups candidats

9…b5 — 83.4% (922 parties)

Ambassadeurs : Romanishin, Oleg M (18x), Davies, Nigel R (5x), Zapata, Alonso (5x), Csom, Istvan (5x), Konovalov, Nikolay (5x), Nyzhnyk, Illya (5x), Wagner, Dinara (5x), De Potter, Jurgen (4x)

9…Bd7 — 9.4% (104 parties)

Ambassadeurs : Gheorghiu, Florin (2x), Reshevsky, Samuel (2x), Strenzwilk, Denis (2x), Istratescu, Andrei (2x), Bruemmer, Ullrich (1x), Hartmann, Klaus (1x), Norby, Peter H. (1x), Petersen, Finn (1x)

9…e5 — 1.4% (16 parties)

Ambassadeurs : Corrales Azana, Francisco (1x), Larios Crespo, Manuel (1x), Kauko, Pekka (1x), Hakaniemi, Pauli (1x), Seppanen, Asko (1x), Nissinen, Marko (1x), Lisanti, Andre (1x), Justen, Detlef, Dr. (1x)

9…Bf5 — 1.4% (15 parties)

Ambassadeurs : Chemes, Luis (1x), Schweber, Samuel (1x), Cooper, David M (1x), Sutherland, John A (1x), Raffalt, Manfred (1x), Krenek, Markus (1x), Murara, Maxence (1x), Baules Rodriguez, Jorge Luis (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…b5	9…Bd7	9…e5	9…Bf5
<1800	14	86%	14%	—	—
1800-2200	316	75%	14%	2%	2%
2200-2600	634	87%	8%	1%	1%
2600+	15	93%	7%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	9…b5	9…Bd7	9…e5	9…Bf5
1950s	17	82%	12%	—	—
1960s	17	76%	18%	—	6%
1970s	56	89%	9%	—	—
1980s	112	95%	3%	—	—
1990s	203	82%	10%	2%	0%
2000s	220	80%	8%	4%	2%
2010s	416	83%	10%	0%	2%
2020s	64	80%	14%	2%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…b5	83%	80%	▼ -3.0%
9…Bd7	10%	14%	▲ +3.7%
9…e5	0%	2%	▲ +1.3%
9…Bf5	2%	3%	▲ +1.4%

Joueurs célèbres

Champions du monde dans cette position

Ju, Wenjun — 3 parties

Parties historiques

9…b5 — 83.4% (922 parties)

1955 — Wexler, Francisco vs Idigoras, Gregorio — 1-0 — Buenos Aires ARG
1956 — Reshevsky, Samuel vs Fischer, Robert J — 1-0 — New York, NY USA
1956 — Feuerstein, Arthur vs Fischer, Robert J — 1/2-1/2 — New York, NY USA
1956 — Evans, Larry vs Richardson, Keith B — 1-0 — Montreal CAN
1956 — Zak, Vladimir vs Kortchnoi, V. — 0-1 — Poltava

9…Bd7 — 9.4% (104 parties)

1956 — Byvshev, Vasily vs Spassky, Boris Vasily — 1/2-1/2 — Leningrad ch-URS
1957 — Bruemmer, Ullrich vs Hartmann, Klaus — 1/2-1/2 — Zittau
1966 — Kolarov, Atanas S. vs Gheorghiu, Florin — 0-1 — Bucharest Bucharest ROM
1966 — Soos, Bela vs Partos, Charles — 1/2-1/2 — Bucharest ROU
1968 — Norby, Peter H. vs Petersen, Finn — 1/2-1/2 — Copenhagen ch-DEN

9…e5 — 1.4% (16 parties)

1990 — Kauko, Pekka vs Hakaniemi, Pauli — 1-0 — Tampere Hervanta
1990 — Seppanen, Asko vs Nissinen, Marko — 1/2-1/2 — Helsinki HOSK
1990 — Bee, Marcus vs Quast, Marcel — 1/2-1/2 — GER
1994 — Corrales Azana, Francisco vs Larios Crespo, Manuel — 1-0 — Albacete ESP
1999 — Lisanti, Andre vs Justen, Detlef, Dr. — 1-0 — Woerrstadt

9…Bf5 — 1.4% (15 parties)

1969 — Chemes, Luis vs Schweber, Samuel — 0-1 — Buenos Aires ARG
1992 — Cooper, David M vs Sutherland, John A — 0-1 — Dunedin NZL
2004 — Raffalt, Manfred vs Krenek, Markus — 1/2-1/2 — Hartberg AUT
2004 — Murara, Maxence vs Baules Rodriguez, Jorge Luis — 0-1 — Calvia ESP
2007 — Pisarenko, Oleg vs Kudriashov, Anatoli — 0-1 — Uljanovsk

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