E99b — King’s Indian: Mar del Plata, Benko Attack

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 Nd7 10.f3 f5 11.g4 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur la case forte b5 et la paire de fous.

Côté adverse. Le fou enfermé en c8.

En contrepartie. Plusieurs pièces dorment encore (le fou c1 et la tour a1).

Plans. Be3 (Développer Bc1).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur la case forte c5, un avant-poste en c5 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et e2.

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

Plans. ...Bf5 (Développer Bc8) ; ...c6 (Rupture) ; ...c5 (Rupture) ; ...f4 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f3→e4, f3→g4, c4→d5, e4→d5	● d6→e5, g6→f5, c7→d6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0)	● c5 (2v0)
Cases faibles	—	● d5
Centre	● d5 (4v1), ● e4 (2v1)	● e5 (3v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Be2	● Be2 Enfermé (mob. 1)
Bg7		● Bg7 Ok (mob. 3)
Bc8		● Bc8 Non développé (mob. 0)
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, ● f3-f4	● …c7-c6, ● …c7-c5, ● …f5-f4

Partie
1952 Hungary Ch – Round 14 – Sandor, Balazs – 1-0 – Gereben, Erno – G84 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Nc6 7. O-O e5 8. d5 Ne7 9. Ne1 Nd7 10. g4 f5
1955 Gecsei Memorial – Round 6 – Jenei, Ferenc – 1-0 – Koehler, Sandor – G21 1. d4 Nf6 2. Nf3 g6 3. c4 d6 4. Nc3 Bg7 5. e4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. g4 f5
1956 Budapest Alekhine – Round 1 – Portisch, Lajos – 1/2-1/2 – Dely, Peter – G29 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1958 Portoroz Interzonal – Round 16 – Benko, Pal – 1/2-1/2 – Pachman, Ludek – G146 1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. g4 f5
1959 York ch-BCF – Round 2 – Clarke, Paul R H – 1/2-1/2 – Alexander Ronald Cheng – G29 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. g4 f5
1960 Budapest zt – Round 9 – Clarke, Peter H – 1/2-1/2 – Popov, Luben – G52 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 O-O 5. e4 d6 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. g4 f5
1960 Buenos Aires – Round 2 – Benko, Pal – 1-0 – Eliskases, Erich – G25 1. c4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. e4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1960 Buenos Aires – Round 6 – Wade, Robert G – 0-1 – Reshevsky, Samuel – G72 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1960 Madrid zt – Round 3 – Portisch, Lajos – 1-0 – Attard, Wilfred – G24 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1960 Madrid zt – Round 6 – Portisch, Lajos – 1-0 – Gligorić, Svetozar – G43 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1962 DDR-12ch – Round 6 – Moehring, Guenther – 1-0 – Zirngibl, Albert – G16 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1962 Marianske Lazne – Round 7 – Ghitescu, Theodor – 1-0 – Thorbergsson, Freysteinn – G44 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1962 Olympiad – Round ? – Ghitescu, Theodor – 1/2-1/2 – Bolbochan, Julio – G3 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. e4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1962 URS-JUG – Round 5 – Taimanov, Mark E – 0-1 – Ivkov, Borislav – G21 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1962 Varna olm – Round 10 – Ghitescu, Theodor – 1/2-1/2 – Bolbochan, J. – G421 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. e4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1963 Corr – Round ? – Fazekas, Stephan – 1/2-1/2 – Kunz, Harry – G23 1. Nf3 Nf6 2. c4 d6 3. d4 g6 4. Nc3 Bg7 5. e4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. g4 f5
1963 Luzern Clare Benedic – Round ? – Clarke, Peter H – 1/2-1/2 – Diez del Corral, Jesus – G7 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1963 New York ch-USA – Round 11 – Weinstein, Raymond – 1-0 – Byrne, Ray – G18 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1964 Zinnowitz Zinnowitz GER – Round 1 – Golz, Werner – 1/2-1/2 – Jansa, Vlastimil – G2 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1966 Clare Benedict Cup 13th – Round 2 – Gerusel, Mathias – 1-0 – Blau, Max – G6 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nc6 5. d5 Ne7 6. e4 g6 7. Be2 Bg7 8. O-O O-O 9. Ne1 Nd7 10. g4 f5
1966 La Habana olm fin-B – Round 1 – Kagan, Shimon – 1-0 – Stoppel, Franz – G2 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1966 La Habana olm prel – Round 3 – Clarke, Peter H – 1/2-1/2 – Najdorf, Miguel – G95 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1967 Sousse Interzonal – Round 14 – Gipslis, Aivars – 1-0 – Bouaziz, Slim – G128 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1968 IBM-B – Round 5 – Bakker, Piet – 1/2-1/2 – Van Geet, Dirk Daniel – G18 1. d4 Nf6 2. c4 Nc6 3. Nf3 d6 4. Nc3 e5 5. d5 Ne7 6. e4 g6 7. Be2 Bg7 8. O-O O-O 9. Ne1 Nd7 10. f3 f5
1968 Lugano olm - Round 1 - Langeweg, Kick - 0-1 - Casa, Alex - G116 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1968 Meldorf U26 – Round 9 – Klibor, Lutz – 1/2-1/2 – Andersson, Ulf 1949 – G35 1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1968 USSR – Round 1 – Antoshin, Vladimir S – 1-0 – Zaitsev, Igor A – G17 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
1975 URS Team Ch – Round ? – Kozlov, Vladimir N – 1/2-1/2 – Pelts, Roman – G221 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
Tbilisi 1976 – Round 1 – Gabdrakhmanov, Rafail – 1/2-1/2 – Kasparov, Garry – G18 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5
Tbilisi 1976 – Round 1 – Gabdrakhmanov, Rafail – 1/2-1/2 – Kasparov, Garry – G5 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. f3 f5

E99b — Mar del Plata Benko Attack

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Ne1 Nd7 10.f3 f5 11.g4

Eval: [+0.40]

Les coups candidats

11…Kh8 — 40.5% (717 parties) →

Ambassadeurs : Tleptsok, Ruslan (17x), Kiss, Pal (12x), Almond, Richard J (11x), Kolpak, Sergey Fedorovich (9x), Shpakovsky, Aleksandr N (7x), Susla, Vitaliy (7x), Nekhaev, Andrey Ivanovich (7x), Bordas, Gyula (6x)

11…Nf6 — 33.1% (587 parties) →

Ambassadeurs : Pinter, Jozsef (7x), Lukacs, Peter (7x), Podgaets, Mikhail (6x), Prie, Eric (6x), Susla, Vitaliy (6x), Ghitescu, Theodor (5x), Sznapik, Aleksander (5x), Borisov, Venjamin (5x)

11…f4 — 13.0% (230 parties)

Ambassadeurs : Susla, Vitaliy (5x), Lebedev, Valery Ivanovich (4x), Andriuschenko, Nikolay Nikolaevich (4x), Ilyushchenko, Yury Nikolaevich (4x), Kolpak, Sergey Fedorovich (4x), Grandadam, Nicolas (3x), Schakel, Corky (3x), Rudenko, Aleksandr Vladimiro (3x)

11…fxg4 — 4.6% (82 parties)

Ambassadeurs : Ghitescu, Theodor (4x), Portisch, Lajos (2x), Bordas, Gyula (2x), Dudas, Janos (2x), Bolbochan, Julio (1x), Bolbochan, J. (1x), Gerusel, Mathias (1x), Blau, Max (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	11…Kh8	11…Nf6	11…f4	11…fxg4
<1800	20	20%	30%	35%	5%
1800-2200	412	37%	26%	17%	9%
2200-2600	883	50%	29%	12%	2%
2600+	26	62%	35%	4%	—

Évolution par décennie (% des parties)

Décennie	N parties	11…Kh8	11…Nf6	11…f4	11…fxg4
1950s	9	—	22%	33%	22%
1960s	93	12%	47%	10%	6%
1970s	126	10%	73%	3%	3%
1980s	220	25%	64%	4%	4%
1990s	372	45%	29%	11%	5%
2000s	347	43%	23%	18%	6%
2010s	565	54%	20%	17%	4%
2020s	39	49%	21%	15%	5%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
11…Kh8	54%	49%	▼ -4.9%
11…Nf6	20%	21%	▲ +0.5%
11…f4	17%	15%	▼ -1.4%
11…fxg4	4%	5%	▲ +1.6%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 2 parties
Kasparov, Garry — 2 parties
Ding, Liren — 2 parties
Ju, Wenjun — 1 partie

Parties historiques

11…Kh8 — 40.5% (717 parties)

1962 — Pavlov, Mircea-Sergiu-Aurelian vs Shianovsky, Vladislav I — 0-1 — Bucharest ROU
1962 — Bilek, Istvan vs Stein, Leonid — 1/2-1/2 — Stockholm izt
1963 — Vasilchuk, Yury vs Gipslis, Aivars — 1-0 — Alma Ata KAZ
1965 — Ghitescu, Theodor vs Dely, Peter — 1/2-1/2 — Zinnowitz GER
1965 — Golz, Werner vs Dydyshko, Viacheslav — 1-0 — Berlin East

11…Nf6 — 33.1% (587 parties)

1957 — Endzelins, Lucius vs Kazic, Bozidar — 1-0 — CCOL3 prel-01
1959 — Portisch, Lajos vs Taimanov, Mark — 1/2-1/2 — Budapest HUN
1961 — Gheorghiu, Florin vs Bozdoghina, Constantin — 1-0 — Romania
1961 — Neergaard, Holger vs Jesso Kurt — 0-1 — ?
1962 — Lokvenc, Josef vs Tringov, Georgi P — 1/2-1/2 — Marianske Lazne

11…f4 — 13.0% (230 parties)

1955 — Jenei, Ferenc vs Koehler, Sandor — 1-0 — Pecs
1958 — Benko, Pal vs Pachman, Ludek — 1/2-1/2 — Portoroz SLO
1959 — Clarke, Paul R H vs Alexander Ronald Cheng — 1/2-1/2 — York ch-BCF
1960 — Benko, Pal vs Eliskases, Erich — 1-0 — Buenos Aires ARG
1960 — Portisch, Lajos vs Gligorić, Svetozar — 1-0 — Madrid ESP

11…fxg4 — 4.6% (82 parties)

1952 — Sandor, Balazs vs Gereben, Erno — 1-0 — Budapest HUN
1958 — Portisch, Lajos vs Fuchs, Michael — 1-0 — ?
1960 — Portisch, Lajos vs Attard, Wilfred — 1-0 — Madrid ESP
1962 — Ghitescu, Theodor vs Bolbochan, Julio — 1/2-1/2 — Varna BUL
1962 — Ghitescu, Theodor vs Bolbochan, J. — 1/2-1/2 — Varna BUL

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