E17h — Queen’s Indian: Opovcensky Variation

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.Nc3 Ne4 7.Bd2 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte f4, case forte b5, case forte e5, Bd2 actif, paire de fous.
Faiblesses adverses : roi noir au centre.
Problèmes : roi au centre, Bg2 enfermé.
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● h3 — Empêcher ...Bg4

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : Bb7 actif, Be7 actif, paire de fous.
Faiblesses adverses : Bg2 enfermé, roi blanc au centre.
Problèmes : roi au centre, 3 pièces non développées (B8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Nc6 — Développer Nb8
● ...Bg4 — Clouer Nf3
● ...c5 — Rupture
● ...d6 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E17h — Opovcensky Variation

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.Nc3 Ne4 7.Bd2

Eval: [+0.22]

Les coups candidats

7…Bf6 — 36.7% (728 parties) →

Ambassadeurs : Naumkin, Igor (14x), Timoshenko, Georgy (11x), Abramovic, Bosko (11x), Salov, Valery (10x), Karpov, Anatoly (10x), Timoscenko, Gennadij (9x), Ionov, Sergey (9x), Pinter, Jozsef (8x)

7…O-O — 27.3% (542 parties) →

Ambassadeurs : Naumkin, Igor (5x), Lalic, Bogdan (5x), Volodin, Viktor (5x), Razuvaev, Yuri S (4x), Tukmakov, Vladimir B (4x), Janisch, Manfred (4x), Pérez López, Alberto (4x), Andersson, Ulf (3x)

7…f5 — 17.2% (341 parties) →

Ambassadeurs : Naumkin, Igor (11x), Rozentalis, Eduardas (8x), Korchnoi, Viktor (6x), Schindler, Sven (6x), Drei, Andrea (5x), Tiviakov, Sergei (5x), Epishin, Vladimir (5x), Matanovic, Aleksandar (4x)

7…d5 — 6.4% (126 parties)

Ambassadeurs : Benko, Pal (6x), Alekseev, Evgeny (6x), Dervishi, Erald (5x), Janosevic, Dragoljub (4x), Kevický, Martin (4x), ? (3x), Epishin, Vladimir (3x), Kovacevic, Aleksandar (3x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…Bf6	7…O-O	7…f5	7…d5
<1800	11	36%	27%	18%	—
1800-2200	272	25%	42%	14%	8%
2200-2600	1281	38%	26%	19%	5%
2600+	171	42%	18%	18%	10%

Évolution par décennie (% des parties)

Décennie	N parties	7…Bf6	7…O-O	7…f5	7…d5
1930s	4	—	—	—	—
1940s	4	—	—	50%	—
1950s	5	—	40%	20%	—
1960s	28	4%	29%	21%	25%
1970s	92	24%	23%	2%	16%
1980s	224	51%	21%	12%	8%
1990s	490	49%	20%	20%	3%
2000s	479	31%	28%	25%	6%
2010s	559	33%	37%	13%	6%
2020s	97	22%	28%	11%	11%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…Bf6	33%	22%	▼ -10.9%
7…O-O	37%	28%	▼ -9.0%
7…f5	13%	11%	▼ -2.1%
7…d5	6%	11%	▲ +5.6%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Aleksandr — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 5 parties
Carlsen, Magnus — 4 parties
Anand, Viswanathan — 3 parties
Smyslov, Vladimir — 3 parties
Tal, Mikhail — 2 parties
Alekhine, Alexander — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

7…Bf6 — 36.7% (728 parties)

1969 — Ivkov, Borislav vs Rossolimo, Nicolas — 1/2-1/2 — Vrsac SRB
1971 — Smyslov, Vladimir vs Olafsson, Fridrik — 1-0 — Moscow RUS
1973 — Reshevsky, Samuel vs Smyslov, Vladimir — 1/2-1/2 — Petropolis izt
1974 — Kertesz, Alfred vs Voiculescu, Paul — 1/2-1/2 — Bucharest ROU
1974 — Korchnoi, Viktor vs Karpov, Aleksandr — 1/2-1/2 — Moscow RUS

7…O-O — 27.3% (542 parties)

1952 — OKelly, Michael vs Lob, Chris — 1-0 — Belgrade SRB
1955 — Stahlberg, Gideon vs Castaldi, Vincenzo — 1/2-1/2 — Hamburg GER
1965 — Averbakh, Yuri L vs Henneberke, Frans — 1-0 — Hamburg etc
1965 — Benko, Pal vs Najdorf, Miguel — 1/2-1/2 — Mar del Plata ARG
1967 — Bukic, Enver vs Damjanovic, Marko — 1-0 — Skopje MKD

7…f5 — 17.2% (341 parties)

1943 — Alekhine, Alexander vs Lokvenc, Josef — 1-0 — Prague CZE
1947 — Gruenfeld, Ernst vs Keller, Hans — 1/2-1/2 — Vienna AUT
1953 — Stahlberg, Gideon vs Averbakh, Yuri L — 1-0 — Zurich SUI
1964 — Benko, Pal vs Milic, Borislav — 1-0 — Belgrade SRB
1967 — Bukic, Enver vs Matanovic, Aleksandar — 1-0 — Yugoslavia

7…d5 — 6.4% (126 parties)

1963 — Stahlberg, Gideon vs Armoon Tan, Hooman — 1-0 — Beverwijk NED
1964 — Benko, Pal vs Cuijpers, Frans Andre — 1/2-1/2 — Tel Aviv ISR
1964 — Benko, Pal vs Parma, Bruno — 1-0 — Belgrade SRB
1965 — Benko, Pal vs Rossolimo, Nicolas — 0-1 — New York ch-USA
1966 — Benko, Pal vs Rossolimo, Nicolas — 1-0 — New York, NY USA

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● a7→b6, c7→b6, d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● b5 (2v0), ● e5 (2v0)	—
Cases faibles	—	● g5
Centre	● d4 (1v0), ● e5 (2v0)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bd2	● Bd2 Actif (mob. 5)
Bg2	● Bg2 Enfermé (mob. 2)
Bb7		● Bb7 Actif (mob. 4)
Be7		● Be7 Actif (mob. 8)
Paire de fous	● Oui	● Oui
Non développées	2 (a1, h1)	3 (b8, 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	● c4-c5, ● d4-d5, ● e2-e3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e6-e5, ● …f7-f6, ● …f7-f5

Partie
1938 Lodz – Round 1 – Appel, Israel – 1/2-1/2 – Eliskases, Erich – G45 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. Nc3 Ne4 8. Nxe4 Bxe4 9. O-O O-O 10. Bc3 d5
1939 Buenos Aires ol f-A – Round 14 – Opocensky, Karel – 0-1 – Keres, Paul – G269 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. O-O Nd7 9. Qc2 Nxc3 10. Bxc3 Nf6
1939 Buenos Aires ol f-A – Round 4 – Opocensky, Karel – 1/2-1/2 – Petrov, Vladimir (ENG) – G75 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. O-O Nd7 9. Qc2 Nxd2 10. Qxd2 O-O
1939 Buenos Aires ol prel-A – Round 5 – Opocensky, Karel – 1-0 – Alexander, Conol Hugh – G17 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. O-O Nd7 9. Qc2 Nxd2 10. Qxd2 f5
1939 Stuttgart – Round 3 – Vidmar, Marjeta – 1/2-1/2 – Szily, Jozsef – G18 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. Nc3 Ne4 8. O-O Nxd2 9. Qxd2 d6 10. e4 Nd7
1945 Novi Sad – Round 10 – Poljakov, Aleksandr – 0-1 – Puc, Stojan – G118 1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. Nc3 Ne4 8. Qc2 Nxd2 9. Qxd2 d6 10. O-O Nd7
1945 Novi Sad – Round 2 – Popovic, Zarko – 1/2-1/2 – Puc, Stojan – G48 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. Nc3 Ne4 8. Nxe4 Bxe4 9. O-O d6 10. Bc3 O-O
1946 Staunton Memorial – Round 8 – Lundin, Erik – 1/2-1/2 – Stoltz, Gabriel – G14 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. Nc3 Ne4 8. Qc2 Nxd2 9. Qxd2 d6 10. O-O O-O
1947 Vienna SCHLECHTER-mem – Round 6 – Opocensky, Karel – 1-0 – Muller, Hans – G14 1. Nf3 Nf6 2. d4 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. Nc3 Ne4 8. Qc2 Nxd2 9. Qxd2 Bb4 10. O-O Qe7
1947 Yugoslavia Ch – Round 3 – Vidmar, Milan Jr – 1-0 – Radojcic, Miroslav – G16 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. Qc2 Nxc3 9. Bxc3 f5 10. d5 O-O
1949 JUG Ch – Round 1 – Tot, Bora – 1/2-1/2 – Puc, Stojan – G6 1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. Nc3 Ne4 8. O-O Nxd2 9. Qxd2 d6 10. e4 Nd7
1949 Venice – Round 7 – Mueller, Hans – 1/2-1/2 – Golombek, Harry – G57 1. Nf3 Nf6 2. d4 b6 3. c4 e6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. d5 Nxd2 9. Qxd2 e5 10. e4 Nd7
1957 Leningrad – Round 1 – Bronstein, David I – 1/2-1/2 – Matanovic, Aleksandar – G10 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. Qc2 Nxd2 9. Qxd2 Nd7 10. O-O O-O
1957 URS-JUG – Round 7 – Bronstein, David I – 1/2-1/2 – Matanovic, Aleksandar – G31 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. Qc2 Nxd2 9. Qxd2 Nd7 10. O-O O-O
1961 New York ch-USA – Round 4 – Benko, Pal – 1-0 – Sherwin, James T – G16 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 Nxd2 8. Qxd2 d5 9. cxd5 exd5 10. O-O Nd7
1964 Liberation – Round 4 – Benko, Pal – 1-0 – Parma, Bruno – G11 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d5 8. Ne5 Nxc3 9. Bxc3 O-O 10. cxd5 exd5
1964 Tel Aviv olm fin-A – Round 10 – Benko, Pal – 1/2-1/2 – Cuijpers, Frans Andre – G214 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d5 8. Nxe4 dxe4 9. Ne5 f6 10. Qa4+ c6
1964 Tel Aviv olm fin-A – Round 2 – Lengyel, Levente – 1-0 – Matanovic, Aleksandar – G30 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. Qc2 Nxd2 9. Qxd2 c6 10. d5 cxd5
1965 New York ch-USA – Round 7 – Benko, Pal – 0-1 – Rossolimo, Nicolas – G23 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d5 8. Ne5 O-O 9. Nxe4 dxe4 10. Qc2 f5
1965 Yerevan – Round 1 – Stahlberg, Gideon – 1/2-1/2 – Matanovic, Aleksandar – G2 1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. d5 Nxc3 9. Bxc3 e5 10. O-O O-O
1966 Asztalos Memorial 9th – Round 14 – Bukic, Enver – 1-0 – Flesch, Janos – G72 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 Nxc3 8. Bxc3 d6 9. O-O O-O 10. Qc2 Qc8
1966 New York ch-USA – Round 2 – Benko, Pal – 1-0 – Rossolimo, Nicolas – G7 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d5 8. Ne5 Nxd2 9. Qxd2 c6 10. e4 dxc4
1968 CSR Ch – Round 1 – Acosta Fabian, Janna Paloma – 1-0 – Blatny, Frantisek – G3 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d5 8. cxd5 exd5 9. Qa4+ Qd7 10. Qb3 O-O
1968 Lugano SUI – Round 6 – Ivkov, Borislav – 1-0 – Medina Garcia, Antonio Angel – G82 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 Qc8 8. d5 Nd6 9. b3 c6 10. Rc1 f5
1971 Candidats sf2 – Round 6 – Korchnoi, Viktor – 1/2-1/2 – Petrosian, Tigran L. – G5 1. c4 Nf6 2. Nf3 e6 3. d4 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. d5 Nxd2 9. Nxd2 O-O 10. O-O Kh8
1975 URS Team Ch – Round 1 – Podgaets, Mikhail – 1/2-1/2 – Klovans, Janis – G150 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. Qc2 Nxd2 9. Qxd2 Nd7 10. O-O O-O
41. Olympiad Open 2014 – Round 3.13 – Postny, Evgeny – 1/2-1/2 – Stupak, Kacper – G187 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 Nxc3 8. Bxc3 Be4 9. d5 Bf6 10. Rc1 O-O
Ch World (match) (cand.) (1/2) 1971 – Round 6 – Korchnoi, Viktor – 1/2-1/2 – Petrosian, Tigran V – G1 1. c4 Nf6 2. Nf3 e6 3. d4 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. d5 Nxd2 9. Nxd2 O-O 10. O-O Kh8
Moskou ch-URS 1973 – Round 17 – Taimanov, Mark E – 1/2-1/2 – Polugaevsky, Lev – G97 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. d5 Nxd2 9. Nxd2 O-O 10. O-O Kh8
Niksic 1983 – Round 15 – Kasparov, Garry – 1-0 – Gligoric, Svetozar – G96 1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. c4 e6 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d5 8. cxd5 exd5 9. Qa4+ Qd7 10. Qc2 Nxd2
Petropolis Interzonal 1973 – Round 1 – Reshevsky, Samuel – 1/2-1/2 – Polugaevsky, Lev – G3 1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. d4 Be7 6. Nc3 Ne4 7. Bd2 d5 8. cxd5 exd5 9. Ne5 Nxd2 10. Qxd2 O-O
Superbet Rapid 2023 – Round 9.5 – Carlsen, Magnus – 1/2-1/2 – Rapport, Richard – G45 1. c4 Nf6 2. Nf3 b6 3. d4 Bb7 4. g3 e6 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d6 8. d5 Nxd2 9. Qxd2 e5 10. h4 Nd7
Zuerich Champions rap 2009 – Round 2 – Ponomariov, Ruslan – 1/2-1/2 – Polgar, Judit – G4 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 Ne4 7. Bd2 d5 8. cxd5 exd5 9. O-O Nd7 10. Rc1 O-O

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