E63c — King’s Indian: Fianchetto, Panno, 8.e4

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nc6 7.O-O a6 8.e4 *   ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bBFou enfermé — mobilité 5
bQ
bR
bK
bP
bP
bP
bP
bBFou enfermé — mobilité 2
bP
bP
bN
bP
bN
bP
Case forte (3v1)
Case forte (2v0)
wP
wPCase forte (2v1)
wPPion central
Case forte (2v0)
wN
wN
wP
wP
wP
wP
wB
wP
wR
wBFou actif — mobilité 5
wQ
wR
wK
abcdefgh
Avantages : case forte d4, case forte f4, case forte d5, case forte g5, paire de fous.
Faiblesses adverses : Bg7 enfermé, Bc8 enfermé.
Problèmes : Bc1 enfermé, Bg2 enfermé, arriéré f2.
Plans :
● Bg5 — Clouer Nf6
● h3 — Empêcher ...Bg4

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wK
wR
wQ
wBFou enfermé — mobilité 5
wR
wP
wBFou enfermé — mobilité 2
wPPion arriéré — cible
wP
wP
wP
wN
wN
Case forte (2v0)
wP
wP
wP
bP
bN
bP
bN
bP
bP
bB
bP
bP
bP
bP
bK
bR
bQ
bBFou actif — mobilité 5
bR
hgfedcba
Avantages : case forte g4, paire de fous.
Faiblesses adverses : arriéré f2, Bc1 enfermé, Bg2 enfermé.
Problèmes : Bg7 enfermé, Bc8 enfermé.
Plans :
● ...Bg4 — Développer Bc8, clouer Nf3
● ...d5 — Rupture
● ...e6 — Rupture
● ...e5 — Rupture
Avantages
Faiblesses adverses
Diagonale active
Plans

Structure de pions
E63c — 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.e4
Eval: [+0.49]
Les coups candidats
8…Bg4 — 58.5% (796 parties)
Ambassadeurs : Ozturk Orenli, Kubra (9x), Jasnikowski, Zbigniew (6x), Mamedyarov, Shakhriyar (5x), Bologan, Victor (4x), Virzi, Ettore (4x), Will, Dominik (4x), Manik, Mikulas (3x), Popovic, Dusan (3x)
8…Rb8 — 25.1% (341 parties)
Ambassadeurs : Barrero Garcia, Carlos (2x), Debray, Christopher (2x), Wimalasuriya, Kasun M. (2x), Ahadzade, Kanan (2x), Achenbach, Manfred (2x), Mamedyarov, Shakhriyar (2x), Rapport, Richard (2x), Sapi, Laszlo (1x)
8…e5 — 11.3% (154 parties)
Ambassadeurs : Darazs, Zoltan (4x), Lei, Tingjie (2x), Gu, Xiaobing (2x), Carrasco Lizarraga, Luis Eduardo (2x), Pugach, Alevtina (1x), Bielicki, Carlos (1x), Perrone, Romulo (1x), De Souza, Airton Ferreira (1x)
8…Bd7 — 1.5% (21 parties)
Ambassadeurs : Pham, Thi Nu (1x), Luong, Minh Hue (1x), Hamdar, Sopehe Haman (1x), Crosa Coll, Martin (1x), Birnbaum, Wolf-Dieter (1x), Grahl, Arvid (1x), Trottier, Alain (1x), Rousseau, Daniel (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…Bg4 8…Rb8 8…e5 8…Bd7
<1800 50 58% 24% 10%
1800-2200 702 53% 29% 12% 2%
2200-2600 386 70% 18% 9% 1%
2600+ 18 83% 17%
Évolution par décennie (% des parties)
Décennie N parties 8…Bg4 8…Rb8 8…e5 8…Bd7
1950s 17 53% 41% 6%
1960s 15 53% 20% 27%
1970s 26 65% 23%
1980s 35 60% 26% 6%
1990s 164 50% 32% 15%
2000s 378 54% 29% 12% 2%
2010s 617 62% 22% 11% 2%
2020s 109 68% 19% 9% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…Bg4 62% 68% ▲ +6.1%
8…Rb8 22% 19% ▼ -2.6%
8…e5 11% 9% ▼ -1.8%
8…Bd7 2% 1% ▼ -1.2%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 2 parties
Ding, Liren — 1 partie
Gukesh D — 1 partie
Parties historiques
8…Bg4 — 58.5% (796 parties)
1956 — Thienen, H. von vs Moehring, Guenther — 0-1 — FRG-4chJ f corr
1956 — John De Rose P vs Joyner, Lionel — 0-1 — Montreal CAN
1956 — Sanchez Alpizar, Luis Alberto vs Johannessen, Svein — 1-0 — Moscow RUS
1957 — Gilfer, Eggert vs Olafsson, Fridrik — 0-1 — WchT U26 Reykjavik ISL
1958 — Laska, Karol vs Kavalek, Lubomir — 1-0 — Zlin CZE
8…Rb8 — 25.1% (341 parties)
1956 — Lapiken, Peter Petrovich vs Mednis, Edmar J — 0-1 — Oklahoma City, OK USA
1956 — Badilles, Glicerio vs Uhlmann, Wolfgang — 0-1 — Moscow RUS
1956 — Troeger, Rainer vs Kollberg, Lothar — 1/2-1/2 — Eisenach
1957 — Vaitonis, Povilas vs Anderson, Frank Ross — 1-0 — Vancouver
1957 — Catozzi, Mauro vs Benko, Pal — 1-0 — Dublin IRL
8…e5 — 11.3% (154 parties)
1956 — Homayoon Navabi, Amir vs Loverdos, Spyridon — 0-1 — Moscow RUS
1961 — Diekstra, John vs Parma, Bruno — 1/2-1/2 — The Hague NED
1962 — Niess, Gert vs Huebner, Robert — 1/2-1/2 — Kiel GER
1965 — Pugach, Alevtina vs Bielicki, Carlos — 1/2-1/2 — Buenos Aires ch-ARG
1967 — Perrone, Romulo vs De Souza, Airton Ferreira — 0-1 — Sao Paulo BRA
8…Bd7 — 1.5% (21 parties)
2000 — Birnbaum, Wolf-Dieter vs Grahl, Arvid — 0-1 — Mecklenburg VP
2001 — Hamdar, Sopehe Haman vs Crosa Coll, Martin — 1-0 — Punta del Este V Magistral La
2002 — Pham, Thi Nu vs Luong, Minh Hue — 0-1 — Singapore SIN
2003 — Trottier, Alain vs Rousseau, Daniel — 1/2-1/2 — Repentigny CAN
2004 — Beha, Alfred vs Werner, Ernst — 1/2-1/2 — GER
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés ● f2
Chaînes ● f2→g3, h2→g3 ● b7→a6, c7→d6, e7→d6, f7→g6, h7→g6
Passés
Majorité
Cases
♔ Blancs ♚ Noirs
Cases fortes ● d4 (2v1), ● f4 (2v0), ● d5 (3v1), ● g5 (2v0) ● g4 (2v0)
Cases faibles
Centre ● d4 (2v1), ● d5 (3v1)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 5)
Bg2 ● Bg2 Enfermé (mob. 2)
Bg7 ● Bg7 Enfermé (mob. 2)
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 ● c4-c5, ● d4-d5, ● e4-e5 ● …d6-d5, ● …e7-e6, ● …e7-e5
Partie
1956 Montreal – Round 1 – John De Rose P – 0-1 – Joyner, Lionel – G33
1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 O-O 5. O-O d6 6. c4 Nc6 7. Nc3 a6 8. e4 Bg4 9. h3 Bxf3 10. Bxf3 Nd7
1956 Moscow olm fin-B – Round 4 – Sanchez Alpizar, Luis Alberto – 1-0 – Johannessen, Svein – G43
1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 O-O 5. Nc3 d6 6. d4 Nc6 7. O-O a6 8. e4 Bg4 9. h3 Bxf3 10. Bxf3 Rb8
1956 Moscow olm prel – Round 6 – Badilles, Glicerio – 0-1 – Uhlmann, Wolfgang – G188
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nf3 Nc6 7. O-O a6 8. e4 Rb8 9. a4 Na5 10. b3 c5
1957 Dublin zt – Round 14 – Catozzi, Mauro – 1-0 – Benko, Pal – G114
1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 d6 6. Nc3 Nc6 7. d4 a6 8. e4 Rb8 9. a4 Na5 10. b3 c5
1957 WchT U26 Reykjavik ISL – Round 1 – Gilfer, Eggert – 0-1 – Olafsson, Fridrik – G3
1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nc6 7. Nc3 a6 8. e4 Bg4 9. h3 Bxf3 10. Bxf3 Nd7
1958 UKR Ch – Round 10 – Zamikhovsky, Abram – 1/2-1/2 – Zurakhov, Vladlen Y – G48
1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nc6 7. Nc3 a6 8. e4 Bg4 9. h3 Bxf3 10. Bxf3 Nd7
1959 York ch-BCF – Round 7.3 – Hallmark, A. – 0-1 – Penrose, Justin – G88
1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O a6 8. e4 Bg4 9. Be3 Nd7 10. Ne2 Na5
1960 EU-Cup Gr2 – Round 2.2 – Rantanen, Matti – 1/2-1/2 – Darga, Klaus – G23
1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nc6 7. Nc3 a6 8. e4 Bg4 9. h3 Bxf3 10. Bxf3 Nd7
1964 Tel Aviv ISR – Round 7 – Rantanen, Matti – 1/2-1/2 – Zinser, Sylvain – G27
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. g3 d6 6. Bg2 Nc6 7. O-O a6 8. e4 Rb8 9. a4 Bg4 10. h3 Bxf3
1965 Buenos Aires ch-ARG – Round 9 – Pugach, Alevtina – 1/2-1/2 – Bielicki, Carlos – G59
1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nc6 7. Nc3 a6 8. e4 e5 9. dxe5 Nxe5 10. Nxe5 dxe5
1965 Hungary – Round 1 – Sapi, Laszlo – 1/2-1/2 – Polgar, Istvan – G11
1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. d4 O-O 6. Nf3 Nc6 7. O-O a6 8. e4 Rb8 9. d5 Na5 10. Qe2 b5
1966 La Habana olm prel – Round 6 – Alzate, Javier – 1/2-1/2 – Ciocaltea, Victor – G96
1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nc6 7. Nc3 a6 8. e4 Bg4 9. Be3 Nd7 10. Qd2 Bxf3
1966 Palermo Memorial – Round 8 – Herz, Enrique – 0-1 – Bronstein, Luis Marcos – G22
1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 Nc6 7. O-O a6 8. e4 Bg4 9. h3 Bxf3 10. Bxf3 e5
1967 Vrnjacka Banja zt – Round 16 – Vizantiadis, Lazaros – 1/2-1/2 – Hindle, Owen M – G112
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nf3 Nc6 7. O-O a6 8. e4 Bg4 9. Be3 Qc8 10. Qd2 Re8
1968 New York ch-USA – Round 4 – Horowitz, I. – 1/2-1/2 – Zuckerman, Bernard – G24
1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nc6 7. Nc3 a6 8. e4 Bg4 9. h3 Bxf3 10. Bxf3 e5
1975 URS Team Ch – Round 4 – Muslimova, Aida – 0-1 – Ranniku, Maaja – G220
1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O a6 7. Nc3 Nc6 8. e4 Bg4 9. h3 Bxf3 10. Bxf3 e5
Baku FIDE Grand Prix 2014 – Round 11.5 – Radjabov, Teimour – 1/2-1/2 – Nakamura, Hikaru – G62
1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nc3 Nc6 7. O-O a6 8. e4 Bg4 9. Be3 Nd7 10. Qd2 Bxf3
Corus 2000 – Round 8 – Nikolic, Predrag – 1/2-1/2 – Polgar, Judit – G49
1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. c4 d6 6. O-O Nc6 7. Nc3 a6 8. e4 Bg4 9. Be3 Nd7 10. Qd2 Bxf3
World Blitz 2007 – Round 17 – Mamedyarov, Shakhriyar – 0-1 – Kasimdzhanov, Rustam – G164
1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Nc3 a6 8. e4 Bg4 9. Be3 Nd7 10. Qd2 Bxf3

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