E09o — Catalan: Closed, Main Line, 9.e4 Bb7 10.b3 Rc8 11.Bb2

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 b6 9.e4 Bb7 10.b3 Rc8 11.Bb2 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte d4, case forte e5, paire de fous.
Faiblesses adverses : Bb7 enfermé.
Problèmes : Bg2 enfermé, arriéré f2.

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : Be7 actif, paire de fous.
Faiblesses adverses : arriéré f2, Bg2 enfermé.
Problèmes : Bb7 enfermé.
Plans :
● ...Bg4 — Clouer Nf3
● ...c5 — Rupture
● ...e5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E09o — Closed Main Line

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 b6 9.e4 Bb7 10.b3 Rc8 11.Bb2

Eval: [+0.22]

Les coups candidats

11…dxe4 — 37.8% (256 parties)

Ambassadeurs : Forintos, Gyozo V (2x), Segal, Alexandru Sorin (2x), Lengyel, Laszlo (2x), Khurtsidze, Nino (2x), Kniest, Oliver (2x), Liebert, Heinz (2x), Macskasy, Elod (1x), Balogh, Janos (1x)

11…c5 — 37.7% (255 parties) →

Ambassadeurs : Gebuhr, Guenter (5x), Donchenko, Anatoly (4x), Krasenkow, Michal (3x), Lindenmair, Anton (3x), Abramovic, Bosko (3x), Buecker, Peter (2x), Odendahl, Steven (2x), Glaser, Jens (2x)

11…Qc7 — 17.0% (115 parties) →

Ambassadeurs : Gheorghiu, Florin (3x), Karaklajic, Nikola (3x), Flear, Glenn C (3x), Udovcic, Mijo (2x), Quinteros, Miguel A. (2x), Letic, Stevan (2x), Bhat, Vinay (2x), Raetsky, Alexander (2x)

11…Nxe4 — 3.7% (25 parties)

Ambassadeurs : Koshnitsky, Gregory (1x), Endzelins, Lucius (1x), Voiculescu, Paul (1x), Troianescu, Octav (1x), Schmidt, Johannes (1x), Warbruck Achim (1x), Gorbatov, Alexej (1x), Ballon, Guenther (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	11…dxe4	11…c5	11…Qc7	11…Nxe4
<1800	17	53%	29%	12%	6%
1800-2200	209	56%	27%	11%	5%
2200-2600	316	28%	45%	20%	2%
2600+	6	17%	67%	—	17%

Évolution par décennie (% des parties)

Décennie	N parties	11…dxe4	11…c5	11…Qc7	11…Nxe4
1940s	4	25%	50%	25%	—
1950s	12	8%	25%	50%	—
1960s	15	33%	27%	27%	13%
1970s	22	36%	27%	32%	—
1980s	49	24%	49%	18%	2%
1990s	149	31%	42%	21%	3%
2000s	189	38%	40%	16%	2%
2010s	195	46%	34%	12%	6%
2020s	42	55%	31%	10%	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
11…dxe4	46%	55%	▲ +9.1%
11…c5	34%	31%	▼ -2.9%
11…Qc7	12%	10%	▼ -2.3%
11…Nxe4	6%	2%	▼ -3.8%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 2 parties
Carlsen, Magnus — 1 partie

Parties historiques

11…dxe4 — 37.8% (256 parties)

1947 — Macskasy, Elod vs Balogh, Janos — 1/2-1/2 — Budapest HUN
1958 — Lombardy, William J vs Eliskases, Erich — 1/2-1/2 — Mar del Plata ARG
1960 — Stefanov, Parik vs Csiszar, Albert — 1/2-1/2 — Leningrad tt
1962 — Kramer, Hanspeter vs Fichtl, Jiri — 1-0 — Varna olm
1962 — Zinn, Lothar vs Liebert, Heinz — 1/2-1/2 — Gera ch GDR

11…c5 — 37.7% (255 parties)

1948 — Udovcic, Mijo vs Rabar, Braslav — 0-1 — Belgrade ch-YUG
1949 — Staehelin, Adolf vs Vidmar, Milan Jr — 1/2-1/2 — Ljubljana
1951 — Furman, Semyon vs Zagorovsky, Vladimir — 0-1 — Tbilisi GEO
1951 — Pinzon Solis, Felipe vs Maderna, Carlos — 0-1 — Mar del Plata ARG
1954 — Lubensky, Vitaly vs Stoliarov, L. — 1-0 — ?

11…Qc7 — 17.0% (115 parties)

1948 — Barcza, Gedeon vs Gligorić, Svetozar — 1/2-1/2 — Budapest HUN
1950 — Simagin, Vladimir vs Szabo, Ladislav — 0-1 — Schiavno Zdroj
1950 — Golombek, Harry vs Mueller, Helge — 1-0 — Venice ITA
1951 — Udovcic, Mijo vs Andric, Dragoslav — 0-1 — Ljubljana
1953 — Cortlever, Nico vs Trott, A H — 1-0 — Beverwijk NED

11…Nxe4 — 3.7% (25 parties)

1960 — Koshnitsky, Gregory vs Endzelins, Lucius — 1/2-1/2 — Adelaide AUS
1969 — Voiculescu, Paul vs Troianescu, Octav — 1/2-1/2 — Bucharest ROU
1988 — Schmidt, Johannes vs Warbruck Achim — 1-0 — St Ingbert
1991 — Gorbatov, Alexej vs Ballon, Guenther — 1-0 — Leningrad RUS
1992 — Thorsson, Olafur vs Silseth, Simon — 1/2-1/2 — Gausdal NOR

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	● f2	—
Chaînes	● a2→b3, f2→g3, h2→g3, b3→c4	● c6→d5, e6→d5, a7→b6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (2v0), ● e5 (2v1)	—
Cases faibles	● e4	—
Centre	● d4 (2v0), ● e5 (2v1)	● d5 (3v2)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bb2	● Bb2 Ok (mob. 3)
Bg2	● Bg2 Enfermé (mob. 2)
Bb7		● Bb7 Enfermé (mob. 2)
Be7		● Be7 Actif (mob. 4)
Paire de fous	● Oui	● Oui
Non développées	1 (a1)	—

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c4-c5, ● e4-e5	● …c6-c5, ● …e6-e5

Partie
1947 Hungary – Round 1 – Macskasy, Elod – 1/2-1/2 – Balogh, Janos – G9 1. d4 Nf6 2. g3 d5 3. Bg2 e6 4. c4 Be7 5. Nf3 O-O 6. O-O c6 7. Nbd2 Nbd7 8. b3 b6 9. Bb2 Bb7 10. Qc2 Rc8
1950 HUN Ch 05th – Round 6 – Macskasy, Elod – 1-0 – Gereben, Erno – G10 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O c6 7. Nbd2 Nbd7 8. Qc2 b6 9. e4 Bb7 10. b3 Rc8
1952 Helsinki olm – Round 1 – Heinicke, Herbert – 0-1 – Rossetto, Hector Decio – G6 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 c6 5. b3 Nbd7 6. Bb2 Bc5 7. O-O O-O 8. d4 Be7 9. Qc2 b6 10. Nbd2 Bb7
1958 HUN Ch 13th – Round 18 – Bilek, Istvan – 1/2-1/2 – Lengyel, Levente – G156 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. d4 Nbd7 6. Nbd2 O-O 7. c4 c6 8. Qc2 b6 9. b3 Bb7 10. Bb2 Rc8
1958 Mar del Plata – Round 14 – Lombardy, William J – 1/2-1/2 – Eliskases, Erich – G106 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. d4 O-O 6. O-O Nbd7 7. Qc2 c6 8. Nbd2 b6 9. b3 Bb7 10. Bb2 Rc8
1960 AUS Ch – Round 11.3 – Koshnitsky, Gregory – 1/2-1/2 – Endzelins, Lucius – G51 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. d4 O-O 6. c4 c6 7. b3 b6 8. Bb2 Bb7 9. Nbd2 Nbd7 10. Qc2 Rc8
1962 Gera ch GDR – Round 5 – Zinn, Lothar – 1/2-1/2 – Liebert, Heinz – G10 1. d4 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 d5 5. Nf3 O-O 6. O-O c6 7. Nbd2 Nbd7 8. b3 b6 9. Bb2 Bb7 10. Qc2 Rc8
1962 Varna olm – Round 1 – Kramer, Hanspeter – 1-0 – Fichtl, Jiri – G21 1. d4 d5 2. c4 e6 3. Nf3 c6 4. Qc2 Nf6 5. g3 Nbd7 6. Bg2 Be7 7. O-O O-O 8. Nbd2 b6 9. b3 Bb7 10. Bb2 Rc8
1968 Monte Carlo – Round 11 – Smyslov, Vladimir – 1-0 – Forintos, Gyozo V – G66 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. d4 Nbd7 7. Qc2 c6 8. Nbd2 b6 9. b3 Bb7 10. Bb2 Rc8
1969 WchT U26 fin-A 16th – Round 1.1 – Keene, Raymond D – 1/2-1/2 – Segal, Alexandru Sorin – G1 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c6 5. Qc2 Be7 6. O-O O-O 7. d4 Nbd7 8. Nbd2 b6 9. b3 Bb7 10. Bb2 Rc8
World Blitz 2021 – Round 9.49 – Dudin, Gleb – 0-1 – Mastrovasilis, Dimitrios – G544 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 b6 8. Nbd2 Bb7 9. b3 Nbd7 10. Bb2 Rc8