E97c — King’s Indian: Mar del Plata, 8.Be3 Ng4

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.Be3 Ng4 9.Bg5 f6 10.Bc1 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte b5, case forte d5, paire de fous.
Faiblesses adverses : Bg7 enfermé, Bc8 enfermé.
Problèmes : Bc1 enfermé, Be2 enfermé.
Plans :
● Be3 — Développer Bc1
● h3 — Empêcher ...Bg4

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : paire de fous.
Faiblesses adverses : Bc1 enfermé, Be2 enfermé.
Problèmes : Bg7 enfermé, Bc8 enfermé.
Plans :
● ...Bg4 — Développer Bc8, clouer Nf3
● ...d5 — Rupture
● ...f5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E97c — Mar del Plata

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.Be3 Ng4 9.Bg5 f6 10.Bc1

Eval: [+0.23]

Les coups candidats

10…f5 — 39.2% (396 parties)

Ambassadeurs : Cebalo, Miso (9x), Portisch, Lajos (8x), Ingersol, Harry (7x), Vera Gonzalez-Quevedo, Reynaldo (6x), Van Wely, Loek (6x), Van der Sterren, Paul (5x), Bologan, Victor (5x), Hazai, Laszlo Dr. (4x)

10…Nh6 — 25.3% (255 parties)

Ambassadeurs : Cebalo, Miso (11x), Vukic, Milan (7x), Groszpeter, Attila (6x), Cvitan, Ognjen (5x), Reshevsky, Samuel (4x), Najdorf, Miguel (3x), Timoscenko, Gennadij (3x), Portisch, Lajos (3x)

10…Kh8 — 14.2% (143 parties)

Ambassadeurs : Cebalo, Miso (7x), Uhlmann, Wolfgang (4x), Jackelen, Thomas (4x), Fish, Gennadij (3x), Horvath, Jozsef (3x), Zaremba, Artur (3x), Borriss, Martin, Dr. (3x), Xie, Jun (3x)

10…exd4 — 13.7% (138 parties)

Ambassadeurs : Cebalo, Miso (7x), Levacic, Patrick (3x), Sofrevski, Jovan (3x), Taimanov, Mark (2x), Sznapik, Aleksander (2x), Maric, Alisa (2x), Miles, Anthony J (2x), Adamski, Jan (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	10…f5	10…Nh6	10…Kh8	10…exd4
<1800	4	50%	25%	25%	—
1800-2200	201	51%	23%	6%	13%
2200-2600	654	36%	25%	16%	15%
2600+	19	68%	11%	11%	—

Évolution par décennie (% des parties)

Décennie	N parties	10…f5	10…Nh6	10…Kh8	10…exd4
1950s	22	27%	55%	5%	14%
1960s	20	25%	25%	25%	15%
1970s	17	41%	24%	24%	12%
1980s	51	12%	45%	20%	12%
1990s	402	30%	27%	20%	13%
2000s	169	44%	21%	16%	14%
2010s	221	53%	20%	5%	16%
2020s	107	57%	20%	3%	12%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
10…f5	53%	57%	▲ +4.1%
10…Nh6	20%	20%	▼ -0.7%
10…Kh8	5%	3%	▼ -2.2%
10…exd4	16%	12%	▼ -3.7%

Joueurs célèbres

Champions du monde dans cette position

Kasparov, Garry — 3 parties
Anand, Viswanathan — 1 partie

Parties historiques

10…f5 — 39.2% (396 parties)

1953 — Golombek, Harry vs Rabar, Braslav — 1/2-1/2 — Opatija IT
1953 — Udovcic, Mijo vs Rabar, Braslav — 1/2-1/2 — Zagreb CRO
1953 — Udovcic, Mijo vs Bertok, Mario Jr. — 1-0 — Opatija IT
1955 — Portisch, Lajos vs Tringov, Georgi P — 1/2-1/2 — Antwerp BEL
1957 — Prameshuber, Alexander vs Tringov, Georgi P — 1/2-1/2 — Bratislava Bratislava SVK

10…Nh6 — 25.3% (255 parties)

1953 — Reshevsky, Samuel vs Najdorf, Miguel — 1-0 — Buenos Aires ARG
1953 — Reshevsky, Samuel vs Najdorf, Miguel — 1-0 — Buenos Aires ARG
1953 — Udovcic, Mijo vs Milic, Borislav — 1-0 — Opatija IT
1953 — Gligorić, Svetozar vs Udovcic, Mijo — 1/2-1/2 — Zagreb CRO
1953 — Reshevsky, Samuel vs Najdorf, Miguel — 1-0 — Buenos Aires ARG

10…Kh8 — 14.2% (143 parties)

1953 — Reshevsky, Samuel vs Najdorf, Miguel — 1-0 — Buenos Aires ARG
1960 — Barden, Leonard vs Penrose, Jonathan — 1/2-1/2 — Leicester
1960 — Ivkov, Borislav vs Evans, Larry — 1/2-1/2 — Buenos Aires ARG
1961 — Minaya, Juan vs Kuettner, Uwe — 1-0 — The Hague NED
1961 — Byrne, David vs Evans Lianda — 1/2-1/2 — New York, NY USA

10…exd4 — 13.7% (138 parties)

1953 — Taimanov, Mark vs Boleslavsky, Isaac — 1/2-1/2 — Zurich SUI
1957 — Zilber, Israel vs Taimanov, Mark — 0-1 — Leningrad RUS
1957 — Rellstab, Ludwig vs Uhlmann, Wolfgang — 1/2-1/2 — Gotha GER
1960 — Giustolisi, Alberto vs Penrose, Justin — 1-0 — Madrid ESP
1961 — Neikirkh, Oleg vs Kostov Petkov, Petko — 1-0 — Sofia BUL

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● d6→e5, f6→e5, c7→d6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● d5 (3v0)	—
Cases faibles	● d4	—
Centre	● d5 (3v0), ● e4 (1v0)	● e5 (4v2)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Be2	● Be2 Enfermé (mob. 1)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 3)
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	fermé
Ruptures	● c4-c5, ● d4-d5	● …d6-d5, ● …f6-f5

Partie
1953 Buenos Aires m – Round 1 – Reshevsky, Samuel – 1-0 – Najdorf, Miguel – G1 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Nh6
1953 Candidats Tournament – Round 10 – Taimanov, Mark E – 1/2-1/2 – Boleslavsky, Isaac – G60 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. e4 e5 6. Be2 O-O 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 exd4
1953 Opatija IT – Round ? – Udovcic, Mijo – 1-0 – Milic, Borislav – G18 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Nh6
1953 Opatija IT – Round 2 – Golombek, Harry – 1/2-1/2 – Rabar, Braslav – G1 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 f5
1953 Opatija IT – Round 9 – Udovcic, Mijo – 1-0 – Bertok, Mario Jr. – G11 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 f5
1953 Zagreb – Round 15 – Udovcic, Mijo – 1/2-1/2 – Rabar, Braslav – G115 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 f5
1953 Zagreb – Round 4 – Gligorić, Svetozar – 1/2-1/2 – Udovcic, Mijo – G47 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Nh6
1954 DDR Ch 05th – Round 12 – Schlieder, Rolf – 0-1 – Franz, Joachim – G63 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Nh6
1955 Voros Lobogo – Round 5 – Portisch, Lajos – 1/2-1/2 – Gasztonyi, Endre – G26 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Nh6
1955 Wch U20 final-A – Round 5 – Keller, Dieter – 0-1 – Spassky, Boris Vasily – G18 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Nh6
1955 Wch U20 prel-B – Round 3 – Portisch, Lajos – 1/2-1/2 – Tringov, Georgi P – G8 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 f5
1957 Bratislava Bratislava SVK – Round 12 – Prameshuber, Alexander – 1/2-1/2 – Tringov, Georgi P – G50 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 f5
1957 It – Round 13 – Rellstab, Ludwig – 1/2-1/2 – Uhlmann, Wolfgang – G20 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 exd4
1957 Leningrad Ch – Round 3 – Zilber, Israel – 0-1 – Taimanov, Mark E – G20 1. c4 g6 2. d4 Nf6 3. Nf3 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 exd4
1957 Madrid – Round 2 – Rossolimo, Nicolas – 1/2-1/2 – Diez del Corral, Jesus – G14 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 O-O 5. e4 d6 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Nh6
1960 Buenos Aires – Round 14 – Ivkov, Borislav – 1/2-1/2 – Evans, Larry M – G148 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Kh8
1960 GBR Ch 47th – Round 8.1 – Barden, Leonard – 1/2-1/2 – Penrose, Jonathan – G64 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Kh8
1960 Madrid zt – Round 4 – Giustolisi, Alberto – 1-0 – Penrose, Justin – G31 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 exd4
1960 New York ch-USA – Round 3 – Reshevsky, Samuel – 1-0 – Berliner, Hans – G11 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 f5
1961 New York ch-USA – Round 7 – Byrne, David – 1/2-1/2 – Evans Lianda – G34 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Kh8
1962 LAT Ch – Round ? – Zilber, Israel – 1/2-1/2 – Gipslis, Aivars – G72 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. d4 d6 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Nh6
1966 La Habana olm fin-A – Round 13 – Simon Cobo, Enrique – 1/2-1/2 – Byrne, Ray – G243 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Kh8
1969 Capablanca Memorial – Round 8 – Uhlmann, Wolfgang – 0-1 – Donner, Jan-Hein – G61 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 e5 7. Be3 Ng4 8. Bg5 f6 9. Bc1 Nc6 10. O-O f5
1969 San Juan – Round 7 – Donner, Jan-Hein – 1-0 – Kavalek, Lubomir – G46 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. Be3 Ng4 8. Bg5 f6 9. Bc1 Nc6 10. O-O exd4
1990 Linares 8th – Round 3 – Portisch, Lajos – 0-1 – Kasparov, Garry – G16 1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. c4 Nf6 5. Nc3 O-O 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 f5
43. Olympiad 2018 – Round 6.3 – Svane, Rasmus – 0-1 – Sutovsky, Emil – G398 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 f5
FIDE-Wch k.o. 1999 – Round 2.2 – Sokolov, Ivan. – 0-1 – Shirov, Alexei – G61 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 f5
Geneve Credit Suisse 1996 – Round 4.2 – Kasparov, Garry – 0-1 – Anand, Viswanathan – G9 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. Be3 Ng4 8. Bg5 f6 9. Bc1 Nc6 10. O-O f5
Novi Sad olm 1990 – Round 10 – Agdestein, Simen – 1/2-1/2 – Milos, Gilberto – G66 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Nxd4
Torneo Magistral 6th 1997 – Round 5 – San Segundo Carrillo, Pablo – 1/2-1/2 – Topalov, Veselin – G20 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 f5

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