A63f — Benoni: Fianchetto, 9…Nbd7 10.Nd2 a6 11.a4

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O 9.O-O Nbd7 10.Nd2 a6 11.a4 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte e4.

Atouts. Les Blancs s'appuient sur une majorité de pions à l'centre (2 contre 1), la case forte e4, un fou actif en g2, la paire de fous et la colonne semi-ouverte c.

Côté adverse. Les fous enfermés en g7 et c8.

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

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte e5.

Atouts. Les Noirs s'appuient sur une majorité de pions à l'aile_dame (3 contre 2), la case forte e5, la paire de fous et la colonne semi-ouverte e.

Côté adverse. Le fou enfermé en c1.

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

Plans. ...c4 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● d6→c5, b7→a6, f7→g6, h7→g6
Passés	—	—
Majorité	● centre 2v1	● aile_dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (3v1)	● e5 (2v0)
Cases faibles	—	● d5
Centre	● d5 (2v1), ● e4 (3v1)	● d4 (1v0), ● e5 (2v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● e

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bg2	● Bg2 Actif (mob. 4)
Bg7		● Bg7 Enfermé (mob. 2)
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	● e2-e3, ● f2-f3	● …c5-c4

Partie
1954 Amsterdam olm – Round 1 – Donner, Jan-Hein – 0-1 – Filip, Miroslav – G5 1. c4 Nf6 2. d4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Nf3 Bg7 8. Bg2 O-O 9. O-O a6 10. a4 Nbd7
1954 Hastings5455 – Round 7 – Donner, Jan-Hein – 0-1 – Keres, Paul – G28 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Nbd7 10. Nd2 a6
1954 Olympiad final A – Round 10 – Smyslov, Vladimir – 1/2-1/2 – Pachman, Ludek – G101 1. c4 Nf6 2. d4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O a6 10. a4 Nbd7
1955 Argentina – Round 9 – Eliskases, Erich – 0-1 – Wexler, Bernardo – G63 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 Bg7 8. Nd2 Nbd7 9. Bg2 O-O 10. O-O a6
1956 Mar del Plata – Round 2 – Olivera, Alfredo – 1/2-1/2 – Maderna, Carlos – G17 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. g3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O a6 10. a4 Nbd7
1956 Marianske Lazne/Praha – Round 5 – Ståhlberg, Gideon – 1-0 – Jezek, Jaroslav – G31 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 Bg7 8. Bg2 O-O 9. Nd2 Nbd7 10. O-O a6
1956 New York Rosenwald5556 – Round 1 – Horowitz, Albert Israel – 0-1 – Reshevsky, Samuel – G11 1. d4 Nf6 2. c4 c5 3. d5 e6 4. g3 exd5 5. cxd5 d6 6. Bg2 g6 7. Nf3 Bg7 8. O-O O-O 9. Nc3 a6 10. a4 Nbd7
1956 Olympiad Moscow RUS – Round 11 – Teschner, Rudolf – 1/2-1/2 – Jezek, Jaroslav – G35 1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. g3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O a6 10. a4 Nbd7
1957 WchT U26 04th – Round 6.2 – Palmason, Gudmundur – 1/2-1/2 – Haggqvist, Bjorn Karl – G73 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Nd2 Nbd7 8. g3 Bg7 9. Bg2 O-O 10. O-O a6
1959 Buenos Aires VC – Round 6 – Kamenicki, S. – 0-1 – Garcia Rodriguez, Raimundo – G26 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nf3 exd5 5. cxd5 d6 6. g3 g6 7. Bg2 Bg7 8. Nc3 O-O 9. O-O a6 10. a4 Nbd7
1960 CSR Ch – Round 4 – Olexa, Vilem – 1-0 – Vesely, Jiri – G30 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Bg2 g6 7. Nf3 Bg7 8. O-O O-O 9. Nc3 a6 10. a4 Nbd7
1960 Mar del Plata – Round 9 – Marini, Luis – 1/2-1/2 – Incutto, Carlos – G75 1. c4 e6 2. Nc3 Nf6 3. d4 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2 O-O 9. Nd2 a6 10. a4 Nbd7
1961 CSR Ch – Round 15 – Altschul, Milos – 0-1 – Acosta Fabian, Janna Paloma – G139 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O a6 10. a4 Nbd7
1961 Rostov – Round 1 – Drozd, Ryszard – 0-1 – Hodos, German – G2 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 g6 6. g3 d6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O a6 10. a4 Nbd7
1961 Rostov on Don – Round 1 – Drozd, Ryszard – 0-1 – Khodos, German – G2 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 g6 6. g3 d6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O a6 10. a4 Nbd7
1962 Argentina – Round 1 – Scanavino, Eduardo – 1/2-1/2 – Incutto, Carlos – G6 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. g3 g6 7. Bg2 Bg7 8. Nc3 O-O 9. O-O Nbd7 10. Nd2 a6
1962 Capablanca Memorial – Round 13 – Perez Castillo, Francisco Julian – 1-0 – Haro Garcia, Gilberto – G127 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O a6 10. a4 Nbd7
1962 Hastings6263 – Round 2 – Marovic, Drazen – 1/2-1/2 – Littlewood, John E – G9 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 g6 6. Nf3 Bg7 7. g3 O-O 8. Bg2 d6 9. O-O a6 10. a4 Nbd7
1963 YUG Ch 19th – Round 11 – Jovanic R – 1-0 – Velimirovic, Dragoljub – G36 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. Nf3 O-O 6. g3 d6 7. Bg2 e6 8. O-O exd5 9. cxd5 a6 10. a4 Nbd7
1963 Zenica ch YUG – Round 11 – Marovic, Drazen – 1-0 – Bertok, Mario Jr. – G58 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c5 7. d5 a6 8. a4 e6 9. O-O exd5 10. cxd5 Nbd7
1963 Zenica ch YUG – Round 15 – Marovic, Drazen – 1/2-1/2 – Udovcic, Mijo – G81 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. g3 d6 6. Bg2 c5 7. d5 a6 8. a4 e6 9. O-O exd5 10. cxd5 Nbd7
1963 Zenica ch YUG – Round 16 – Udovcic, Mijo – 1/2-1/2 – Velimirovic, Dragoljub – G88 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. g3 O-O 6. Bg2 d6 7. Nf3 e6 8. O-O exd5 9. cxd5 a6 10. a4 Nbd7
1964 Budapest ch-HUN – Round 1 – Kapu, Jeno – 0-1 – Hajtun, Jozsef – G45 1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. g3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O a6 10. a4 Nbd7
1967 Yugoslavia – Round 1 – Marovic, Drazen – 1-0 – Cebalo, Miso – G4 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 g6 6. Nf3 Bg7 7. g3 O-O 8. Bg2 d6 9. O-O a6 10. a4 Nbd7
1968 JUG-23ch – Round 12 – Vukic, Aleksandar – 1/2-1/2 – Janosevic, Dragoljub – G8 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. Nf3 Bg7 6. g3 O-O 7. Bg2 e6 8. O-O exd5 9. cxd5 a6 10. a4 Nbd7
1969 YUG Ch 24th – Round 1 – Vukic, Milan – 0-1 – Nicevski, Risto – G2 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O a6 10. a4 Nbd7
1970 Vinkovci – Round 1 – Quinteros, Miguel Angel – 0-1 – Velimirovic, Dragoljub – G126 1. Nf3 Nf6 2. c4 g6 3. d4 c5 4. d5 Bg7 5. Nc3 O-O 6. g3 d6 7. Bg2 e6 8. O-O exd5 9. cxd5 Nbd7 10. Nd2 a6
1971 Hoogovens – Round 3 – Lengyel, Laszlo – 1/2-1/2 – Korchnoi, Viktor – G84 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O a6 10. a4 Nbd7
World Blitz 2006 – Round 9 – Zoler, Dan – 0-1 – Gelfand, Boris – G56 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 d6 5. Nc3 exd5 6. cxd5 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O a6 10. a4 Nbd7

A63f — Fianchetto

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O 9.O-O Nbd7 10.Nd2 a6 11.a4

Eval: [+0.27]

Les coups candidats

11…Re8 — 66.0% (798 parties) →

Ambassadeurs : Birnboim, Nathan (6x), Mikhalevski, Victor (6x), Rawlings, Alan J C (6x), Pheby, Ian M (6x), Marovic, Drazen (5x), Franco Ocampos, Zenon (5x), Psakhis, Lev (4x), Hulak, Krunoslav (4x)

11…Rb8 — 19.0% (230 parties)

Ambassadeurs : Kapengut, Albert (4x), Birnboim, Nathan (3x), Hudecek, Jan (3x), Incutto, Carlos (2x), Pachman, Ludek (2x), Donner, Jan-Hein (2x), Wood, Baruch (2x), Khodos, German (2x)

11…Ne8 — 5.0% (60 parties)

Ambassadeurs : Marovic, Drazen (5x), Kovacevic, Aleksandar (3x), Ilincic, Zlatko (3x), Cebalo, Miso (2x), Benko, Pal (2x), Browne, Walter Shawn (2x), Weyerstrass, Ronald (2x), Baart, Joan (2x)

11…Nh5 — 3.6% (44 parties)

Ambassadeurs : De Firmian, Nick (3x), Haast, Anne (3x), Alexopoulos, Georgios 94 (2x), Huber, Gregory (2x), Rodriguez Melian, Jose Luis (2x), Youngworth, Perry (1x), Magrin, Antonio (1x), Zuckerman, Bernard (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	11…Re8	11…Rb8	11…Ne8	11…Nh5
<1800	12	67%	17%	—	—
1800-2200	260	65%	18%	5%	3%
2200-2600	669	69%	16%	4%	5%
2600+	16	62%	19%	6%	6%

Évolution par décennie (% des parties)

Décennie	N parties	11…Re8	11…Rb8	11…Ne8	11…Nh5
1950s	26	31%	65%	4%	—
1960s	34	12%	68%	12%	—
1970s	114	61%	21%	10%	4%
1980s	161	68%	17%	6%	5%
1990s	196	61%	21%	6%	3%
2000s	276	70%	16%	4%	4%
2010s	381	74%	13%	3%	4%
2020s	22	55%	27%	9%	5%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
11…Re8	74%	55%	▼ -19.5%
11…Rb8	13%	27%	▲ +14.7%
11…Ne8	3%	9%	▲ +6.2%
11…Nh5	4%	5%	▲ +0.6%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 3 parties
Smyslov, Vladimir — 1 partie
Euwe, Max — 1 partie
Kasparov, Garry — 1 partie

Parties historiques

11…Re8 — 66.0% (798 parties)

1953 — Euwe, Max vs Kotov Lundqvist, Alex — 1-0 — Zurich SUI
1955 — Rossolimo, Nicolas vs Sherwin, James T — 1-0 — Long Beach, CA USA
1955 — Donner, H. vs Bianco Esposito, Antonio — 1-0 — Buenos Aires ARG
1956 — Szabo, Laszlo vs Unzicker, Ferdinand, Dr. — 1-0 — Moscow olm
1956 — Szabo, Ladislav vs Unzicker, Wolfgang — 1-0 — Moscow RUS

11…Rb8 — 19.0% (230 parties)

1954 — Smyslov, Vladimir vs Pachman, Ludek — 1/2-1/2 — Amsterdam NED
1954 — Donner, Jan-Hein vs Filip, Miroslav — 0-1 — Amsterdam olm
1954 — Smyslov, Vasily vs Pachman, Ludek — 1/2-1/2 — Olympiad, Amsterdam NED
1954 — Donner, Jan-Hein vs Keres, Paul — 0-1 — Hastings ENG
1955 — Urbanec, Karel vs Zaruba, Antonin — 0-1 — Prague CZE

11…Ne8 — 5.0% (60 parties)

1956 — Horowitz, Albert Israel vs Reshevsky, Samuel — 0-1 — New York, NY USA
1963 — Marovic, Drazen vs Udovcic, Mijo — 1/2-1/2 — Zenica ch YUG
1964 — Marovic, Ante vs Udovcic, Tibor — 1/2-1/2 — Yugoslavia
1967 — Marovic, Drazen vs Cebalo, Miso — 1-0 — Yugoslavia
1967 — Marovic, Drazen vs Cebalo, Miso — 1-0 — YUG

11…Nh5 — 3.6% (44 parties)

1970 — Magrin, Antonio vs Zuckerman, Bernard — 0-1 — Bari it Bari ITA
1970 — Marovic, Drazen vs Nicevski, Risto — 1/2-1/2 — Skopje MKD
1978 — Cvitan, Ognjen vs Alexopoulos, Georgios 94 — 0-1 — Baile Herculane
1978 — Trikaliotis, Georgios vs Alexopoulos, Georgios 94 — 1/2-1/2 — Athens ch-GRE sf
1981 — Youngworth, Perry vs De Firmian, Nick — 0-1 — Lone Pine open

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