E94w — King’s Indian: 7.O-O Nbd7 8.Be3 Re8

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nbd7 8.Be3 Re8 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte b5, case forte d5, case forte g5, Be3 actif, paire de fous.
Faiblesses adverses : arriéré f7, Bc8 enfermé.
Problèmes : Be2 enfermé.
Plans :
● h3 — Empêcher ...Bg4

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : paire de fous.
Faiblesses adverses : Be2 enfermé.
Problèmes : Bc8 enfermé, arriéré f7.
Plans :
● ...Bg4 — Développer Bc8, clouer Nf3
● ...c6 — Rupture
● ...c5 — Rupture
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E94w —

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nbd7 8.Be3 Re8

Eval: [+0.68]

Les coups candidats

9.d5 — 73.9% (1116 parties)

Ambassadeurs : McNab, Colin A (18x), Kanarek, Marcel (10x), Agrest, Inna (10x), Bologan, Victor (8x), Shishkin, Vadim (7x), Komliakov, Viktor (6x), Thompson, Brian (6x), Saltaev, Mihail (5x)

9.Qc2 — 19.3% (292 parties)

Ambassadeurs : McNab, Colin A (8x), Nevednichy, Vladislav (8x), Komliakov, Viktor (5x), Agrest, Inna (5x), Gleizerov, Evgeny (3x), Feller, Sebastien (3x), Thompson, Brian (3x), Silich, Yahor (3x)

9.dxe5 — 5.9% (89 parties)

Ambassadeurs : Calderon Rivera, Ximena Valentina (1x), Lokvenc, Josef (1x), Alonso Gomez, Rafael (1x), Todorcevic Antic, Miodrag (1x), Gonzalez Munoz, Jose Miguel (1x), Redondo Chavarria, Carlos Andres (1x), Jovic, Nada (1x), Poljak, Srebrenka (1x)

9.Nd2 — 0.5% (7 parties)

Ambassadeurs : Fernandez Llada David (1x), Fernandez Fernandez, Adrian (1x), Tomberg, Sergey (1x), Fateev, Michail (1x), Pizarro Soza, Francisco (1x), Marin Calisto, Jorge (1x), Jelsen, Yemi (1x), Green, Andrew D (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9.d5	9.Qc2	9.dxe5	9.Nd2
<1800	31	71%	13%	13%	—
1800-2200	397	72%	19%	7%	1%
2200-2600	904	74%	20%	6%	—
2600+	38	74%	24%	3%	—

Évolution par décennie (% des parties)

Décennie	N parties	9.d5	9.Qc2	9.dxe5	9.Nd2
1940s	2	100%	—	—	—
1950s	4	50%	25%	25%	—
1960s	14	93%	7%	—	—
1970s	21	62%	38%	—	—
1980s	25	64%	36%	—	—
1990s	148	75%	22%	2%	—
2000s	391	73%	19%	7%	1%
2010s	776	76%	16%	7%	1%
2020s	130	64%	32%	4%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9.d5	76%	64%	▼ -12.3%
9.Qc2	16%	32%	▲ +15.4%
9.dxe5	7%	4%	▼ -2.9%
9.Nd2	1%	0%	▼ -0.5%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 2 parties
Kasparov, Garry — 1 partie
Anand, Viswanathan — 1 partie

Parties historiques

9.d5 — 73.9% (1116 parties)

1949 — Fridstein, German vs Aronin, Lev — 1-0 — Moscow RUS
1949 — Vatnikov, Josif E vs Bannik, Anatolij — 1/2-1/2 — Vilnius LTU
1951 — Cherepkov, Alexander V vs Petrosian, Tigran A. — 0-1 — Sverdlovsk
1958 — Ribera Arnal, Angel vs Perez Perez, Francisco Jose — 1/2-1/2 — Valencia
1961 — Giustolisi, Alberto vs Marthaler, Otto — 1-0 — Torneo di Capodanno

9.Qc2 — 19.3% (292 parties)

1954 — Rebizzo, Cayetano vs Rossetto, Hector — 1-0 — Buenos Aires ARG
1969 — Blackstock, Lesly S F vs Lancaster, Roger — 1-0 — Rhyl ch-BCF
1970 — Gheorghiu, Florin vs Sofrevski, Jovan — 1-0 — Skopje MKD
1970 — Cortes Gheorghiu, Christian vs Sofrevski — 1-0 — Skopje MKD
1971 — Gheorghiu, Florin vs Ulrich, James W — 1-0 — USA-72ch Ventura

9.dxe5 — 5.9% (89 parties)

1954 — Calderon Rivera, Ximena Valentina vs Lokvenc, Josef — 1/2-1/2 — Amsterdam NED
1992 — Alonso Gomez, Rafael vs Todorcevic Antic, Miodrag — 0-1 — Canarias ch
1992 — Jovic, Nada vs Poljak, Srebrenka — 1/2-1/2 — Pula CRO
1993 — Gonzalez Munoz, Jose Miguel vs Redondo Chavarria, Carlos Andres — 1-0 — Asturias
2000 — Milonas Stavros vs Mihakis, Nikolaos — 1-0 — Athens GRE

9.Nd2 — 0.5% (7 parties)

2001 — Fernandez Llada David vs Fernandez Fernandez, Adrian — 0-1 — Asturias
2003 — Tomberg, Sergey vs Fateev, Michail — 1-0 — St Petersburg RUS
2009 — Pizarro Soza, Francisco vs Marin Calisto, Jorge — 1/2-1/2 — Chile
2010 — Jelsen, Yemi vs Green, Andrew D — 1/2-1/2 — Hastings ENG
2012 — O'Connell, Gerard vs Gedvilaite, Monika — 1-0 — Dublin IRL

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● f7
Chaînes	—	● d6→e5, c7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● d5 (3v1), ● g5 (2v0)	—
Cases faibles	—	—
Centre	● d4 (3v1), ● d5 (3v1)	● e5 (3v2)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Be2	● Be2 Enfermé (mob. 1)
Be3	● Be3 Actif (mob. 5)
Bg7		● Bg7 Ok (mob. 3)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	1 (a1)	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	● …c7-c6, ● …c7-c5, ● …d6-d5

Partie
1. ACP World Rapid Cup 2007 – Round 1.2 – Bacrot, Etienne – 0-1 – Bologan, Victor – G10 1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nd7 5. e4 e5 6. Be2 Ngf6 7. O-O O-O 8. Be3 Re8 9. d5 Nh5 10. g3 Bf8
1949 URS Ch, semi final – Round 1 – Fridstein, German – 1-0 – Aronin, Lev – G44 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Nbd7 7. O-O e5 8. Be3 Re8 9. d5 Ng4 10. Bg5 f6
1949 URS Ch, semi final – Round 13 – Vatnikov, Josif E – 1/2-1/2 – Bannik, Anatolij – G100 1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 Nbd7 7. O-O e5 8. Be3 Re8 9. d5 Nc5 10. Qc2 a5
1954 Amsterdam olm – Round 1 – Calderon Rivera, Ximena Valentina – 1/2-1/2 – Lokvenc, Josef – G75 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e4 d6 6. Be2 Nbd7 7. O-O e5 8. Be3 Re8 9. dxe5 dxe5 10. Qc2 c6
1962 Hastings6263 – Round 7 – Clarke, Peter H – 0-1 – Gligorić, Svetozar – G30 1. c4 e5 2. Nc3 d6 3. Nf3 Nf6 4. d4 Nbd7 5. e4 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Re8 9. d5 Ng4 10. Bg5 f6
1962 Varna olm – Round 5 – Etcheverry, Eduardo – 0-1 – Langeweg, Kick – G207 1. c4 Nf6 2. d4 d6 3. Nc3 Nbd7 4. e4 e5 5. Nf3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Re8 9. d5 Ng4 10. Bg5 f6
1967 Monte Carlo – Round 4 – Gligorić, Svetozar – 1/2-1/2 – Geller, Efim P – G17 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. Be3 Nbd7 8. O-O Re8 9. d5 Ng4 10. Bg5 f6
1968 Copenhagen ch-DEN – Round 1 – Petersen, Sejer – 1/2-1/2 – Petersen, Finn – G15 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. Be3 Nbd7 8. O-O Re8 9. d5 Ng4 10. Bg5 f6
1969 Raach zt – Round 15 – Adamski, Jan – 1/2-1/2 – Sigurjonsson, Gudmundur – G133 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O Nbd7 8. Be3 Re8 9. d5 Ng4 10. Bg5 f6
1971 Hoogovens – Round 3 – Van den Berg, John – 0-1 – Masic, Ljubomir – G97 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nbd7 8. Be3 Re8 9. d5 h6 10. Nd2 Nh7
4. Final Masters 2011 – Round 9 – Vallejo Pons, Francisco – 1-0 – Nakamura, Hikaru – G18 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 Nbd7 7. Be3 e5 8. O-O Re8 9. dxe5 dxe5 10. b4 c6
40. Olympiad Open 2012 – Round 3.10 – Li, Chao – 1-0 – Nevednichy, Vladislav – G160 1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Nf3 O-O 6. Be2 e5 7. O-O Nbd7 8. Be3 Re8 9. Qc2 Ng4 10. Bg5 f6
Corus A 2008 – Round 11 – Gelfand, Boris – 0-1 – Radjabov, Teimour – G73 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nbd7 8. Be3 Re8 9. d5 Nh5 10. g3 Bf8
World Blitz 2007 – Round 30 – Ivanchuk, Vasyl – 1-0 – Korotylev, Alexey – G295 1. e4 d6 2. d4 g6 3. c4 Bg7 4. Nc3 Nf6 5. Nf3 O-O 6. Be2 e5 7. Be3 Nbd7 8. O-O Re8 9. d5 Nh5 10. g3 Bf8
World Rapid 2019 – Round 9.68 – Tsvetkov, Andrey – 1-0 – Bosiocic, Marin – G609 1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. Nc3 e5 5. e4 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Re8 9. d5 Nh5 10. Re1 a5

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