E97f — King’s Indian: Mar del Plata, Bayonet 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.b4 * ● 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, case forte g5, paire de fous.
Faiblesses adverses : arriéré f7, Bg7 enfermé, Bc8 enfermé.
Problèmes : Bc1 enfermé, Be2 enfermé.
Plans :
● Bg5 — Clouer Nf6
● h3 — Empêcher ...Bg4

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : case forte g4, paire de fous.
Faiblesses adverses : Bc1 enfermé, Be2 enfermé.
Problèmes : Bg7 enfermé, Bc8 enfermé, arriéré f7.
Plans :
● ...Bg4 — Développer Bc8, clouer Nf3
● ...c6 — Rupture
● ...c5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E97f — Mar del Plata Bayonet 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.b4

Eval: [+0.54]

Les coups candidats

9…Nh5 — 56.4% (11017 parties) →

Ambassadeurs : Van Wely, Loek (60x), Pott, Brian (46x), Gonzaga Grego, Luís (43x), Weber, Karlheinz (41x), Halliwell, Toni (40x), Savchenko, Stanislav (39x), Malakhatko, Vadim (37x), Epishin, Vladimir (36x)

9…a5 — 22.8% (4452 parties) →

Ambassadeurs : Van Wely, Loek (25x), Lanka, Zigurds (17x), Veingold, Aleksandr (14x), Ulko, Jaroslav (13x), Milde, Lars (12x), Hillarp Persson, Tiger (11x), Farago, Ivan (11x), Shen, Yang (11x)

9…Ne8 — 12.4% (2412 parties) →

Ambassadeurs : Telepnev, Igor Viktorovich (17x), Blanco Gramajo, Cesar Augusto (15x), Zemlyanov, Sergey Mikhailovich (11x), Andriuschenko, Nikolay Nikolaevich (11x), Aldrete Lobo, Jorge (10x), Maiwald, Jens-Uwe (9x), Blanco Gramajo, César Augusto (9x), Schwetlick, Thomas (9x)

9…Nd7 — 4.9% (964 parties)

Ambassadeurs : Nguyen Van Huy (8x), Kaabi, Mejdi (4x), Simecek, Bohumil (4x), Cañamas Soler, José Vicente (4x), Srebrnic, Ana (3x), Guo-Yuthok, Sherab (3x), Savchenko, Stanislav (3x), Kozak, Milos (3x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…Nh5	9…a5	9…Ne8	9…Nd7
<1800	379	46%	22%	17%	11%
1800-2200	6198	53%	22%	15%	7%
2200-2600	10114	59%	24%	11%	2%
2600+	409	65%	27%	5%	1%

Évolution par décennie (% des parties)

Décennie	N parties	9…Nh5	9…a5	9…Ne8	9…Nd7
1950s	30	17%	50%	23%	7%
1960s	105	51%	28%	11%	7%
1970s	127	62%	13%	16%	7%
1980s	222	72%	12%	7%	6%
1990s	3103	54%	26%	9%	7%
2000s	6937	56%	24%	10%	6%
2010s	7236	58%	19%	16%	4%
2020s	1764	54%	32%	10%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…Nh5	58%	54%	▼ -4.4%
9…a5	19%	32%	▲ +12.9%
9…Ne8	16%	10%	▼ -6.2%
9…Nd7	4%	3%	▼ -1.4%

Joueurs célèbres

Champions du monde dans cette position

Kramnik, Vladimir — 10 parties
Ju, Wenjun — 10 parties
Ding, Liren — 10 parties
Anand, Viswanathan — 9 parties
Carlsen, Magnus — 5 parties
Karpov, Aleksandr — 4 parties
Kasparov, Garry — 4 parties
Smyslov, Vladimir — 2 parties
Euwe, Max — 1 partie
Karpov, Anatoly — 1 partie
Gukesh D — 1 partie

Parties historiques

9…Nh5 — 56.4% (11017 parties)

1957 — Larsen, Benjamin Holsko vs Ditman — 0-1 — Reykjavik ol stud tt
1957 — Taimanov, Mark vs Bilek, Istvan — 1/2-1/2 — Leningrad RUS
1957 — Trifunovic, Petar vs Larsen, Benjamin Holsko — 1/2-1/2 — Wageningen zt
1957 — Geller, Efim P. vs Gligorić, Svetozar — 1-0 — Leningrad RUS
1958 — Peterson, Andrejs vs Gufeld, Eduard — 0-1 — Tashkent UZB

9…a5 — 22.8% (4452 parties)

1955 — Veltmander, Iogannes vs Abroshin, M.S — 0-1 — USSR ch-03 5557
1955 — Kevitz, Alexander vs Pinkus, Albert — 1/2-1/2 — New York, NY USA
1956 — Taimanov, Mark vs Ciocaltea, Victor — 1-0 — Moscow RUS
1956 — Taimanov, Mark vs Ciocaltea, Victor — 1-0 — Moscow RUS
1957 — Teschner, Rudolf vs Clarke, Peter-Hans — 1/2-1/2 — Wageningen NED

9…Ne8 — 12.4% (2412 parties)

1956 — Chaplinsky, Edgar vs Khalamez — 1-0 — Soviet Union
1957 — Weltmander, I. vs Borisenko, Georgy K — 1-0 — corr ch3-SU
1957 — Koska, Josef vs Stulik, Vlastimil — 1-0 — Prague CZE
1957 — Weiss, Florian vs Arulaid, Alexander — 1-0 — Tallinn EST-HUN
1958 — Pardo Roel, Eduardo vs Cherta, Pedro — 0-1 — Valencia

9…Nd7 — 4.9% (964 parties)

1958 — Pachman, Ludek vs Durão, Joaquim Manuel — 1-0 — Munchen olm
1958 — Pachman, Ludek vs Durão, Joaquim Manuel — 1-0 — Munich olm prel
1963 — Kretschmar, Heinz vs Larsson, Stig — 0-1 — ?
1964 — Eliozishvili vs Megrelishvili, Akaki — 1-0 — ?
1966 — Reicher, Emanoil-George vs Gunsberger, Alexander — 1/2-1/2 — Bucharest ROU

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● f7
Chaînes	● c4→d5, e4→d5	● d6→e5, c7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● d5 (4v2), ● g5 (2v0)	● g4 (2v0)
Cases faibles	—	—
Centre	● d4 (2v1), ● d5 (4v2)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 7)
Be2	● Be2 Enfermé (mob. 1)
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	fermé
Ruptures	● c4-c5	● …c7-c6, ● …c7-c5

Partie
? 2000 – Round ? – Shirov, Alexei – 1-0 – DrFractal – G129 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. b4 b6 10. Nd2 Ne8
1958 Munchen olm – Round 1 – Pachman, Ludek – 1-0 – Durão, Joaquim Manuel – G9 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 d6 6. Nf3 e5 7. O-O Nc6 8. d5 Ne7 9. b4 Nd7 10. Be3 f5
1958 Munich olm prel – Round 5 – Pachman, Ludek – 1-0 – Durão, Joaquim Manuel – G38 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. b4 Nd7 10. Be3 f5
1961 Sarajevo – Round 3 – Sofrevski, Jovan – 1-0 – Smailbegovic, Hasan – G19 1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 Bg4 10. h3 Bd7
1969 Moskou ch-URS – Round 16 – Petrosian, Tigran A. – 1/2-1/2 – Stein, Leon Rico – G222 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. b4 Nd7 10. a4 a5
World Blitz 2009 – Round 15 – Karjakin, Sergey – 1-0 – Polgar, Judit – G150 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. b4 Nd7 10. a4 h6

? 2000 – Round ? – Shirov, Alexei – 1-0 – DrFractal – G129

1958 Munchen olm – Round 1 – Pachman, Ludek – 1-0 – Durão, Joaquim Manuel – G9

1958 Munich olm prel – Round 5 – Pachman, Ludek – 1-0 – Durão, Joaquim Manuel – G38

1961 Sarajevo – Round 3 – Sofrevski, Jovan – 1-0 – Smailbegovic, Hasan – G19

1969 Moskou ch-URS – Round 16 – Petrosian, Tigran A. – 1/2-1/2 – Stein, Leon Rico – G222

World Blitz 2009 – Round 15 – Karjakin, Sergey – 1-0 – Polgar, Judit – G150