A00t — Benko Opening

1.g3 ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Atouts. Les Blancs s'appuient sur la paire de fous.

Côté adverse. Les fous enfermés en c8 et f8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (les cavaliers b1 et g1, les fous c1 et f1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; e4 (Centre d4+e4, libère Bf1) ; Nbd2 (Développer Nb1) ; Nf3 (Développer Ng1) ; d3 (Libérer Bc1).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Atouts. Les Noirs s'appuient sur la paire de fous.

Côté adverse. Les fous enfermés en c1 et f1 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (les cavaliers b8 et g8, les fous c8 et f8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...d6 (Libérer Bc8) ; ...Nc6 (Développer Nb8) ; ...Nf6 (Développer Ng8) ; ...Bd6 (Développer Bf8).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	—
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	—
Cases faibles	—	—
Centre	—	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bf1	● Bf1 Non développé (mob. 2)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	6 (b1, g1, c1, f1, a1, h1)	6 (b8, g8, c8, f8, a8, h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre !	● Au centre !
Droits de roque	O-O / O-O-O	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c2-c3, ● d2-d3, ● e2-e3, ● f2-f3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e7-e6, ● …e7-e5, ● …f7-f6, ● …f7-f5

Partie
10. Sinquefield Cup 2023 – Round 6.4 – Giri, Anish – 0-1 – Dominguez Perez, Leinier – G24 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. d3 Bg7 5. f4 d6 6. Nh3 h5 7. Nf2 e5 8. Nc3 Nf6 9. h3 Bh6 10. Ne2 Nd4
1954 Hungary Ch – Round 8 – Sandor, Balazs – 1/2-1/2 – Koberl, Ferenc – G34 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. d3 Bg7 5. c3 d6 6. Nd2 Bd7 7. Ngf3 Nh6 8. Nc4 Ng4 9. O-O Nge5 10. Ne3 Nxf3+
1955 Ljubljana – Round 5 – Robatsch, Karl – 1/2-1/2 – Bertok, Mario Jr. – G43 1. g3 c5 2. Bg2 g6 3. e4 Nc6 4. c3 Bg7 5. Ne2 e5 6. d3 Nf6 7. d4 exd4 8. cxd4 cxd4 9. Nxd4 Nxd4 10. Qxd4 O-O
1960 Nimzowitsch Memorial – Round ? – Kolvig, Bent – 1/2-1/2 – Barendregt, Johan – G20 1. g3 c5 2. Bg2 Nc6 3. f4 Nf6 4. Nf3 g6 5. O-O Bg7 6. Nc3 d5 7. d3 O-O 8. e4 dxe4 9. dxe4 Qxd1 10. Rxd1 Bg4
1962 Argentina – Round 1 – Eliskases, Erich – 1-0 – Marcussi, Bartolome J – G20 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. Ne2 Bg7 5. O-O d6 6. Nbc3 e5 7. Nd5 Nge7 8. Nec3 Be6 9. d3 O-O 10. Be3 Qd7
1962 LAT Ch – Round ? – Kampenuss Peteris – 1/2-1/2 – Zilber, Israel – G70 1. g3 c5 2. Bg2 Nc6 3. d3 g6 4. Nc3 Bg7 5. h4 Nf6 6. Nh3 d6 7. Nf4 h6 8. Nfd5 Nxd5 9. Nxd5 e6 10. Nf4 e5
1963 Budapest ch-HUN – Round 1 – Flesch, Jean-benoit – 1/2-1/2 – Navarovszky, Laszlo – G174 1. g3 c5 2. Bg2 Nc6 3. d3 d5 4. Nf3 e5 5. O-O Nf6 6. e4 d4 7. Na3 Nd7 8. Bh3 Nb6 9. Bxc8 Rxc8 10. Nc4 Nxc4
1963 CSR Ch – Round 17 – Kavalek, Lubomir – 1-0 – Hýbl, Jaroslav – G159 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. d3 Bg7 5. Nf3 e5 6. O-O Nge7 7. Nbd2 O-O 8. c3 d5 9. a4 h6 10. exd5 Nxd5
1963 CSR Ch – Round 18 – Ujtelky, Maximilian – 1-0 – Smejkal, Jan – G169 1. g3 c5 2. Bg2 Nc6 3. c4 Nf6 4. Nc3 g6 5. d3 Bg7 6. Bg5 d6 7. h4 h6 8. Bd2 Bd7 9. Rb1 Rb8 10. Qc1 a6
1963 New York ch-USA – Round 1 – Byrne, David – 0-1 – Saidy, Anthony – G10 1. g3 c5 2. Bg2 Nc6 3. d3 d5 4. f4 Nf6 5. Nf3 g6 6. Nbd2 Bg7 7. e3 O-O 8. O-O Ng4 9. Re1 d4 10. Nf1 dxe3
1963 New York ch-USA – Round 9 – Byrne, David – 0-1 – Fischer, Raphael – G14 1. g3 c5 2. Bg2 Nc6 3. d3 g6 4. e4 Bg7 5. f4 e6 6. Nf3 Nge7 7. O-O Rb8 8. Nbd2 d6 9. a4 O-O 10. c3 a6
1963 POL Ch 20th – Round 15 – Plater, Kazimierz – 1/2-1/2 – Zabierzanski W – G96 1. g3 f5 2. Bg2 Nf6 3. f4 e6 4. Nf3 Be7 5. O-O O-O 6. d3 d5 7. e3 c5 8. Qe2 Nc6 9. Nbd2 Qe8 10. Ne5 Nd7
1963 YUG Ch 19th – Round 6 – Gojak, Ilija – 1/2-1/2 – Matulovic, Milan – G21 1. g3 c5 2. Bg2 Nc6 3. d3 g6 4. e4 Bg7 5. f4 d6 6. Nf3 Nf6 7. O-O O-O 8. Nc3 Ne8 9. Be3 Nd4 10. Qd2 Rb8
1964 Sarajevo 7th – Round 8 – Gojak, Ilija – 0-1 – Parma, Bruno – G11 1. g3 c5 2. Bg2 Nc6 3. d3 g6 4. e4 Bg7 5. f4 d6 6. Nf3 Nf6 7. O-O O-O 8. h3 Ne8 9. c3 Nc7 10. Be3 b6
1964 Tel Aviv olm fin-B – Round 6 – Blom, Kaj – 1-0 – Littlewood, Norman – G19 1. g3 f5 2. Bg2 Nf6 3. f4 e6 4. Nf3 Be7 5. O-O O-O 6. d3 Nc6 7. Nc3 Qe8 8. e3 d6 9. Qe2 Qh5 10. Nd4 Nxd4
1965 Aalborg – Round 1 – Blom, Kaj – 0-1 – Holm, Sejer – G56 1. g3 f5 2. f4 d6 3. Nf3 g6 4. d3 Bg7 5. Bg2 Nf6 6. c3 c6 7. Qb3 Na6 8. Nbd2 Nc5 9. Qc2 a5 10. Nb3 Nxb3
1965 Chacabuco – Round 1 – Studenetzky, Moises – 0-1 – Pelikan, Jan – G7 1. g3 d6 2. Bg2 g6 3. e4 Bg7 4. d4 Nf6 5. Ne2 c5 6. dxc5 Qa5+ 7. Nbc3 dxc5 8. O-O Nc6 9. Bd2 O-O 10. h3 Be6
1965 Chacabuco – Round 5 – Studenetzky, Moises – 0-1 – Pelikan, Jorge – G15 1. g3 d6 2. Bg2 g6 3. e4 Bg7 4. d4 Nf6 5. Ne2 c5 6. dxc5 Qa5+ 7. Nbc3 dxc5 8. O-O Nc6 9. Bd2 O-O 10. h3 Be6
1966 Stockholm jub 6667 – Round 1 – Larsen, Bent – 0-1 – Stahlberg, Gideon – G4 1. g3 c5 2. Bg2 g6 3. Nc3 Bg7 4. d3 d6 5. f4 Nc6 6. Nf3 Nf6 7. O-O Bd7 8. e4 O-O 9. Rb1 Qc8 10. a3 Bh3
1967 HUN Ch Budapest HUN – Round 9 – Csom, Istvan – 1-0 – Szilagyi, Peter – G35 1. g3 e6 2. Bg2 d5 3. Nf3 c5 4. O-O Nc6 5. d3 Bd6 6. Re1 Nge7 7. Nbd2 O-O 8. c4 d4 9. Ne4 e5 10. e3 dxe3
1967 Skopje – Round 4 – Knezevic, Milorad – 1/2-1/2 – Geller, Efim P – G38 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. Ne2 Bg7 5. c3 e5 6. d3 Nge7 7. Be3 d6 8. O-O O-O 9. d4 exd4 10. cxd4 Bg4
1967 Sousse Interzonal – Round 5 – Suttles, Duncan – 1/2-1/2 – Bilek, Istvan – G49 1. g3 c5 2. Bg2 g6 3. Nc3 Bg7 4. d3 d6 5. Nh3 Nc6 6. O-O Nf6 7. e4 O-O 8. f4 Bg4 9. Qd2 Nd4 10. Kh1 Nh5
1968 Kecskemet HUN – Round 6 – Bilek, Istvan – 1/2-1/2 – Popov, Lazar – G10 1. g3 c5 2. Bg2 g6 3. f4 Bg7 4. Nf3 Nc6 5. d3 d6 6. O-O e6 7. e4 Nge7 8. Kh1 O-O 9. Nbd2 Rb8 10. Re1 e5
1968 Olympiad Lugano SUI – Round 1 – Huebner, Robert – 1/2-1/2 – Parma, Bruno – G12 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. Ne2 Bg7 5. O-O d6 6. c3 e5 7. Na3 Nge7 8. Nc2 O-O 9. d4 cxd4 10. cxd4 exd4
1969 It – Round 9 – Bilek, Istvan – 1/2-1/2 – Bobotsov, Milko G – G7 1. g3 c5 2. Bg2 Nc6 3. f4 g6 4. Nf3 Bg7 5. O-O Nf6 6. d3 d5 7. Nc3 d4 8. Ne4 Nxe4 9. dxe4 O-O 10. e5 Qb6
1970 IBM – Round 10 – Timman, Jan H – 0-1 – Van der Weide, Piet – G169 1. g3 f5 2. Bg2 Nf6 3. d3 Nc6 4. e4 fxe4 5. dxe4 e5 6. Be3 b6 7. f4 Bc5 8. Bxc5 bxc5 9. f5 O-O 10. c3 Rb8
1970 Palma de Mallorca Interzonal – Round 3 – Suttles, Duncan – 0-1 – Gligoric, Svetozar – G253 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. Ne2 Bg7 5. O-O Nf6 6. Nbc3 d6 7. Nd5 Nxd5 8. exd5 Ne5 9. d3 O-O 10. a4 b6
1972 San Antonio – Round 1 – Suttles, Duncan – 0-1 – Karpov, Anatoly – G130 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. Ne2 Bg7 5. O-O d6 6. c3 e5 7. Na3 Nge7 8. Nc2 Qb6 9. Ne3 O-O 10. d3 Be6
41. Olympiad Open 2014 – Round 7.29 – Granda Zuniga, Julio E – 1/2-1/2 – Banikas, Hristos – G506 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. Ne2 Bg7 5. O-O d6 6. Na3 e5 7. Nc4 Nge7 8. Nc3 Be6 9. d3 O-O 10. Ne3 Qd7
FIDE World Blitz Championship 2014 – Round 18.17 – Svidler, Peter – 1-0 – Vitiugov, Nikita – G168 1. g3 c5 2. Bg2 Nc6 3. f4 g6 4. Nf3 Bg7 5. e4 d6 6. d3 Nf6 7. O-O O-O 8. Qe1 Rb8 9. h3 b5 10. g4 c4
Interpolis 1978 – Round 10 – Larsen, Bent – 1/2-1/2 – Browne, Walter Shawn – G39 1. g3 c5 2. Bg2 g6 3. c3 d5 4. d4 cxd4 5. cxd4 Bg7 6. Nc3 Nc6 7. Bxd5 Nxd4 8. Be3 e5 9. Nf3 Ne7 10. Nxe5 Nxd5
Tal Memorial Blitz 2014 – Round 14.4 – Svidler, Peter – 0-1 – Karjakin, Sergey – G82 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. Ne2 Bg7 5. c3 e5 6. d3 Nge7 7. Be3 d6 8. a3 a5 9. Nd2 O-O 10. O-O a4
World Blitz 2015 – Round 8.44 – Maroroa Jones, Gawain C B – 1-0 – Papin, Vasily – G500 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. Ne2 Bg7 5. c3 e5 6. Na3 Nge7 7. d4 exd4 8. cxd4 Nxd4 9. Nxd4 cxd4 10. O-O O-O
World Blitz 2022 – Round 8.44 – Ponkratov, Pavel – 1-0 – Adhiban, B. – G427 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. c3 Bg7 5. Ne2 e5 6. O-O Nge7 7. d3 O-O 8. f4 exf4 9. Nxf4 d6 10. Na3 Rb8
World Blitz 2023 – Round 12.65 – Henriquez Villagra, Cristobal – 0-1 – Grebnev, Aleksey – G716 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. d3 Bg7 5. f4 e6 6. Nf3 Nge7 7. O-O O-O 8. c3 b6 9. Be3 d5 10. Bf2 Ba6
World Championship 29th 1978 – Round 11 – Korchnoi, Viktor – 1-0 – Karpov, Anatoly – G8 1. g3 c5 2. Bg2 Nc6 3. e4 g6 4. d3 Bg7 5. f4 d6 6. Nf3 Nf6 7. O-O O-O 8. c3 Rb8 9. Qe2 Ne8 10. Be3 Nc7

A00t — Benko Opening

1.g3

Eval: [+0.27]

Les coups candidats

1…d5 — 34.1% (20798 parties) →

Ambassadeurs : Petran, Peter (255x), Movsziszian, Karen (252x), Hickl, Joerg (188x), Markowski, Tadeusz (137x), Chelushkina, Irina (137x), Haub, Thorsten Michael (134x), Misericordia, Antonio (117x), Shoker, Samy (107x)

1…Nf6 — 18.8% (11430 parties) →

Ambassadeurs : Petran, Peter (123x), Chelushkina, Irina (90x), Movsziszian, Karen (57x), Troyke, Christian (51x), Hickl, Joerg (49x), Haub, Thorsten Michael (45x), Lazic, Miroljub (44x), Shoker, Samy (39x)

1…e5 — 16.4% (9976 parties) →

Ambassadeurs : Petran, Peter (129x), Chelushkina, Irina (84x), Movsziszian, Karen (73x), Hickl, Joerg (65x), Haub, Thorsten Michael (50x), Grimm, Wolfgang, Dr. (43x), Misericordia, Antonio (43x), Markowski, Tadeusz (40x)

1…g6 — 15.7% (9591 parties) →

Ambassadeurs : Petran, Peter (127x), Rookie (87x), Hickl, Joerg (74x), Suttles, Duncan (56x), Haub, Thorsten Michael (49x), Clemens, Christian, Dr. (45x), Troyke, Christian (42x), Markowski, Tadeusz (41x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	1…d5	1…Nf6	1…e5	1…g6
<1800	1551	37%	18%	19%	11%
1800-2200	18257	34%	21%	15%	13%
2200-2600	28976	35%	18%	15%	17%
2600+	699	46%	15%	14%	12%

Évolution par décennie (% des parties)

Décennie	N parties	1…d5	1…Nf6	1…e5	1…g6
1820s	1	—	—	—	—
1840s	1	—	—	100%	—
1850s	5	80%	—	20%	—
1860s	3	100%	—	—	—
1870s	3	33%	—	67%	—
1890s	5	40%	—	40%	—
1900s	1	—	—	100%	—
1910s	2	—	—	100%	—
1920s	16	25%	19%	56%	—
1930s	8	38%	—	50%	12%
1940s	9	44%	22%	11%	22%
1950s	111	24%	31%	29%	10%
1960s	1368	26%	17%	17%	28%
1970s	2522	24%	18%	17%	28%
1980s	4115	29%	21%	17%	20%
1990s	11635	33%	18%	16%	19%
2000s	16870	36%	17%	17%	16%
2010s	20068	36%	20%	17%	13%
2020s	4214	36%	17%	14%	8%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
1…d5	36%	36%	+0.4%
1…Nf6	20%	17%	▼ -3.0%
1…e5	17%	14%	▼ -2.8%
1…g6	13%	8%	▼ -4.3%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 10 parties
Botvinnik, Mikhail — 10 parties
Tal, Mikhail — 10 parties
Kasparov, Garry — 10 parties
Carlsen, Magnus — 10 parties
Karpov, Anatoly — 5 parties
Kramnik, Vladimir — 5 parties
Hou, Yifan — 5 parties
Anand, Viswanathan — 4 parties
Ju, Wenjun — 4 parties
Karpov, Aleksandr — 3 parties
Ding, Liren — 2 parties
Steinitz, Wilhelm — 1 partie
Lasker, Emanuel — 1 partie
Smyslov, Vassily — 1 partie
Euwe, Max — 1 partie
Gukesh D — 1 partie

Parties historiques

1…d5 — 34.1% (20798 parties)

1850 — Enschede vs Van Zutphen, Amy — 1/2-1/2 — cr.
1856 — Somacarana vs Cochrane, John Miles — 0-1 — Calcutta IND
1856 — Somacarana vs Cochrane, John Miles — 1/2-1/2 — Calcutta IND
1856 — Somacarana vs Cochrane, John Miles — 0-1 — Calcutta IND
1862 — Hardung vs Lange, Max — 0-1 — Duesseldorf GER

1…Nf6 — 18.8% (11430 parties)

1923 — Van Kooy, W. vs Kersten, J L — 1/2-1/2 — NED
1925 — Reti, Richard vs Yates, Frederic D — 1/2-1/2 — Baden-Baden GER
1926 — Saunders, Harold vs Wheatcroft, George — 1-0 — Edinburgh SCO
1943 — Najdorf, Miguel vs Bello AbdulMalik Olamide — 1-0 — Rosario ARG
1949 — Benko, Pal vs Pytlakowski, Andrzej — 1-0 — Lodz POL

1…e5 — 16.4% (9976 parties)

1846 — Harrwitz, Daniel vs Kieseritzky, Lionel Adalbert — 1-0 — London ENG
1853 — Bonnerjee, Mohishunder vs Cochrane, John Miles — 1-0 — Calcutta IND
1873 — Van der Haak, B. vs Steinitz, Wilhelm — 0-1 — The Hague NED
1874 — Burn, Amos vs Owen, John — 1-0 — Liverpool ENG
1898 — Jacobsen, Julius Lee vs Jonas William Henry — 1-0 — Sydney AUS

1…g6 — 15.7% (9591 parties)

1938 — Biedermann, Frank vs Plater, Kazimierz — 1-0 — Krakow POL
1942 — Popov, Vesselin vs Karastoichev, Emil — 1-0 — Sofia BUL
1948 — Benko, Pal vs Steiner, Lajos — 1-0 — Budapest HUN
1953 — Robatsch, Karl vs Trifunovic, Petar — 1/2-1/2 — Vienna AUT
1955 — Krivec Slavko vs Udovcic, Mijo — 1/2-1/2 — Ljubljana

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