D29l — QGA: Classical, 8…Bb7 9.Rd1 Nbd7 10.Nc3 Qc7

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 8.Bb3 Bb7 9.Rd1 Nbd7 10.Nc3 Qc7 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité centre (2v1), Bb3 actif, paire de fous, colonne c.
Faiblesses adverses : Bf8 enfermé, roi noir au centre.
Problèmes : Bc1 enfermé.
Plans :
● Bd2 — Développer Bc1
● h3 — Empêcher ...Bg4
● Rc — Tour sur colonne c

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité aile_dame (3v2), case forte e4, case forte d5, avant-poste d5(C), Bb7 actif, paire de fous, colonne d.
Faiblesses adverses : Bc1 enfermé.
Problèmes : roi au centre, Bf8 enfermé, 3 pièces non développées (F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Be7 — Développer Bf8
● ...Bg4 — Clouer Nf3
● ...c4 — Rupture
● ...e5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

D29l — Classical

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 8.Bb3 Bb7 9.Rd1 Nbd7 10.Nc3 Qc7

Eval: [-0.19]

Les coups candidats

11.e4 — 42.0% (180 parties)

Ambassadeurs : Suetin, Alexey S (3x), Gerusel, Mathias (3x), Bialas, Wolfram (3x), Penrose, Justin (3x), Reshevsky, Samuel (2x), Zemgalis, Elmars (2x), Najdorf, Miguel (2x), Ujtelky, Maximilian (2x)

11.d5 — 37.1% (159 parties)

Ambassadeurs : Drasko, Milan (3x), Euwe, Max (2x), Van Steenis, Hendrik Jan (2x), Pomar Salamanca, Arturo (2x), Blocker, Calvin (2x), Lehmann, Heinz (2x), Van Scheltinga, Theo (1x), De Groot, Akshaya (1x)

11.Bd2 — 7.5% (32 parties)

Ambassadeurs : Jamieson, Peter M (1x), Clarke, Paul R H (1x), Reshevsky, Samuel (1x), Lasker, Edward (1x), Evans Lianda (1x), Byrne, Ray (1x), Kristiansen, Erling (1x), Aulin-Jansson, Joran (1x)

11.a3 — 5.1% (22 parties)

Ambassadeurs : Cross, Jaden (1x), Bisguier, Arthur B (1x), Stenborg, Ake (1x), Kinnmark, Ove (1x), Ujtelky, Maximilian (1x), Rohan (1x), Schuh, Franz (1x), Mainka, Gregor (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	11.e4	11.d5	11.Bd2	11.a3
<1800	8	38%	12%	25%	12%
1800-2200	90	44%	28%	11%	4%
2200-2600	217	35%	45%	7%	5%
2600+	6	83%	17%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	11.e4	11.d5	11.Bd2	11.a3
1900s	1	—	—	—	—
1930s	8	25%	38%	—	—
1940s	10	30%	60%	—	10%
1950s	17	41%	41%	12%	6%
1960s	19	42%	47%	5%	5%
1970s	13	92%	—	—	—
1980s	29	62%	28%	3%	3%
1990s	85	39%	41%	11%	5%
2000s	108	43%	36%	6%	3%
2010s	106	38%	39%	7%	8%
2020s	33	33%	33%	15%	9%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
11.e4	38%	33%	▼ -4.4%
11.d5	39%	33%	▼ -5.3%
11.Bd2	7%	15%	▲ +8.5%
11.a3	8%	9%	▲ +1.5%

Joueurs célèbres

Champions du monde dans cette position

Euwe, Max — 2 parties
Anand, Viswanathan — 1 partie

Parties historiques

11.e4 — 42.0% (180 parties)

1937 — Piazzini, Luis vs Reshevsky, Samuel — 1-0 — Stockholm SWE
1939 — Landau, Salo vs Van Scheltinga, Theo — 0-1 — Amsterdam NED
1944 — Keres, Paul vs Zemgalis, Elmars — 1/2-1/2 — Riga LAT
1947 — Skema Leo vs Zemgalis, Elmars — 1/2-1/2 — Hanau
1949 — Bolbochan, J. vs Najdorf, Miguel — 1-0 — Buenos Aires ARG

11.d5 — 37.1% (159 parties)

1934 — Flohr, Salo vs Gruenfeld, Ernst — 1/2-1/2 — Ujpest
1935 — Eliskases, Erich vs Euwe, Max — 0-1 — Amsterdam NED
1938 — Van Scheltinga, Theo vs Euwe, Max — 1/2-1/2 — Amsterdam NED
1941 — Feigin, M. vs Vinuesa, Juan — 1-0 — Mar del Plata ARG
1946 — De Groot, Akshaya vs Van Steenis, Hendrik Jan — 0-1 — Beverwijk NED

11.Bd2 — 7.5% (32 parties)

1951 — Evans Lianda vs Byrne, Ray — 1-0 — New York, NY USA
1952 — Reshevsky, Samuel vs Lasker, Edward — 1-0 — Havana CUB
1969 — Jamieson, Peter M vs Clarke, Paul R H — 1/2-1/2 — Rhyl ch-BCF
1988 — Kristiansen, Erling vs Aulin-Jansson, Joran — 0-1 — NOR-ch Asker NOR
1990 — Elliston, Robert V vs Bowyer, Kenneth J — 1/2-1/2 — corr GB

11.a3 — 5.1% (22 parties)

1948 — Cross, Jaden vs Bisguier, Arthur B — 0-1 — US jr
1954 — Ujtelky, Maximilian vs Rohan — 1-0 — Amsterdam NED
1962 — Stenborg, Ake vs Kinnmark, Ove — 0-1 — Sweden
1989 — Schuh, Franz vs Mainka, Gregor — 0-1 — Dortmund GER
1994 — Golubovich, Anastasiya vs Ivanov, V. Vladimir — 1-0 — corr Tch10-SU

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→e3, e3→d4	● a6→b5, f7→e6
Passés	—	—
Majorité	● centre 2v1	● aile_dame 3v2

Cases

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

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 1)
Bb3	● Bb3 Actif (mob. 5)
Bb7		● Bb7 Actif (mob. 5)
Bf8		● Bf8 Non développé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	2 (c1, a1)	3 (f8, a8, h8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● d4-d5, ● e3-e4	● …c5-c4, ● …e6-e5

Partie
1907 Ostende II – Round 2 – Znosko-Borovsky, Eugene – 1/2-1/2 – Swiderski, Radoslaw – G17 1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 dxc4 5. e3 a6 6. Bxc4 c5 7. O-O Nbd7 8. Qe2 b5 9. Bb3 Bb7 10. Rd1 Qc7
1930 Netherlands – Round 1 – Landau, Salo – 1/2-1/2 – Rubinstein, Akiba – G1 1. d4 d5 2. c4 dxc4 3. Nf3 c5 4. Nc3 Nf6 5. e3 e6 6. Bxc4 a6 7. O-O b5 8. Bb3 Bb7 9. Qe2 Nbd7 10. Rd1 Qc7
1934 Ujpest – Round 1 – Flohr, Salo – 1/2-1/2 – Gruenfeld, Ernst – G61 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 dxc4 5. e3 c5 6. Bxc4 a6 7. O-O b5 8. Bb3 Bb7 9. Qe2 Nbd7 10. Rd1 Qc7
1935 Warsaw POL – Round 2 – Kostic, Borislav – 0-1 – Eliskases, Erich – G9 1. c4 e6 2. Nf3 Nf6 3. d4 d5 4. Nc3 dxc4 5. e3 c5 6. Bxc4 a6 7. O-O b5 8. Bb3 Bb7 9. Qe2 Nbd7 10. Rd1 Qc7
1937 Stockholm ol – Round 6 – Piazzini, Luis – 1-0 – Reshevsky, Samuel – G33 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Nf6 5. Bxc4 e6 6. O-O c5 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Qc7 10. Nc3 Nbd7
1938 NED-ch10 – Round 10 – Van Scheltinga, Theo – 1/2-1/2 – Euwe, Max – G13 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 a6 6. Bd3 dxc4 7. Bxc4 b5 8. Bb3 c5 9. O-O Bb7 10. Qe2 Nbd7
1938 URS Ch, semi final – Round 7 – Sokolsky, Alexey – 1/2-1/2 – Tolush, Alexander – G90 1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. O-O b5 7. Bb3 c5 8. Qe2 Bb7 9. Nc3 Nbd7 10. Rd1 Qc7
1947 Hermanis Matisons Memorial – Round 12 – Skema Leo – 1/2-1/2 – Zemgalis, Elmars – G11 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7
1947 Hilversum – Round 1 – Porath, Yosef – 0-1 – Van Steenis, Hendrik Jan – G2 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 a6 5. Bxc4 e6 6. O-O c5 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7
1948 South Fallsburg ch-USA – Round 1 – Hesse, Hartmut – 0-1 – Shipman, Walter – G17 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Nf6 5. Bxc4 e6 6. O-O c5 7. Nc3 b5 8. Bb3 Bb7 9. Qe2 Nbd7 10. Rd1 Qc7
1950 BCF Ch 37th – Round 2 – Winter, William – 1-0 – Newman, Richard Hilary – G5 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Nc3 Nbd7 10. Rd1 Qc7
1950 DDR Ch – Round 17 – Platz, Hans – 1-0 – Herrmann, Ludwig – G34 1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. Nf3 e6 5. e3 a6 6. Bd3 dxc4 7. Bxc4 b5 8. Bb3 c5 9. O-O Bb7 10. Qe2 Nbd7
1951 Wertheim Memorial – Round 3 – Evans Lianda – 1-0 – Byrne, Ray – G18 1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7
1951 Wertheim Memorial – Round 9 – Najdorf, Miguel – 1/2-1/2 – Byrne, Ray – G50 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. O-O c5 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7
1952 Havana – Round 23 – Reshevsky, Samuel – 1-0 – Lasker, Edward – G158 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Nc3 Nbd7 10. Rd1 Qc7
1952 POL-ch10 – Round 4 – Makarczyk, Kazimierz – 1-0 – Litmanowicz, Wladyslaw – G24 1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Qc7 10. Nc3 Nbd7
1953 Bucharest – Round 17 – Sajtar, Jaroslav – 0-1 – Barcza, Gedeon – G158 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7
1953 CSR Ch Prague – Round 15.6 – Ujtelky, Maximilian – 0-1 – Stulik, Vlastimil – G95 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 a6 6. O-O c5 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7
1954 DDR Ch U20 – Round 3 – Dittmann, Sieghart – 0-1 – Arnold, Dietmar – G10 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Nf6 5. Bxc4 e6 6. O-O c5 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Qc7 10. Nc3 Nbd7
1955 CSR Ch – Round 10 – Ujtelky, Maximilian – 1-0 – Hostinsky, Zdenek – G75 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 c5 5. Bxc4 e6 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Nc3 Nbd7 10. Rd1 Qc7
1955 Gothenburg Interzonal – Round 18 – Geller, Efim P – 1-0 – Fuderer, Andrija – G167 1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 a6 6. Bd3 Nbd7 7. O-O dxc4 8. Bxc4 b5 9. Bb3 c5 10. Qe2 Bb7
1959 Hastings5960 – Round 2 – Winser, William Arthur – 0-1 – Pomar Salamanca, Arturo – G7 1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bb3 a6 9. O-O Bb7 10. Qe2 c5
1962 New York ch-USA – Round 10 – Addison, Wiliam G – 1-0 – Berliner, Hans – G54 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7
1962 Sweden – Round 1 – Stenborg, Ake – 0-1 – Kinnmark, Ove – G4 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 c5 5. Bxc4 e6 6. O-O a6 7. Nc3 b5 8. Bb3 Bb7 9. Qe2 Nbd7 10. Rd1 Qc7
1963 URS Ch sf – Round ? – Nikolaevsky, Yuri V – 0-1 – Suetin, Alexey S – G5 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7
1963 URS Team Ch – Round ? – Spassky, Boris Vasily – 0-1 – Suetin, Alexey S – G28 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7
1964 Moscow RUS – Round 4 – Ilivitsky, Georgy A – 1/2-1/2 – Boleslavsky, Isaac – G12 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7
1964 Zinnowitz Zinnowitz GER – Round 8 – Popov, Luben – 1/2-1/2 – Golz, Werner – G28 1. c4 Nf6 2. Nc3 d5 3. d4 dxc4 4. Nf3 a6 5. e3 e6 6. Bxc4 c5 7. O-O b5 8. Bb3 Bb7 9. Qe2 Nbd7 10. Rd1 Qc7
1965 Marianske Lazne – Round 3 – Pachman, Ludek – 1/2-1/2 – Filip, Miroslav – G14 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Nc3 Nbd7 10. Rd1 Qc7
1966 La Habana olm fin-C – Round 3 – Yepez, Olavo – 1-0 – Philippe, Georges – G15 1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 Nf6 5. Nc3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bb3 a6 9. O-O Bb7 10. Qe2 c5
1969 FRG Team Ch – Round 2.4 – Gerusel, Mathias – 1-0 – Bialas, Wolfram – G11 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qc7
1969 Rhyl ch-BCF – Round 2 – Jamieson, Peter M – 1/2-1/2 – Clarke, Paul R H – G20 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Nc3 Nbd7 10. Rd1 Qc7
ARM-ROW Match 2004 – Round 5 – Lputian, Smbat – 1-0 – Vallejo Pons, Francisco – G25 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 d5 6. O-O dxc4 7. Bxc4 a6 8. Qe2 c5 9. Rd1 Qc7 10. Nc3 b5
SuperUnited Blitz 2022 – Round 1.3 – Mamedyarov, Shakhriyar – 0-1 – So, Wesley – G3 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. e3 dxc4 6. Bxc4 a6 7. O-O b5 8. Bb3 Bb7 9. Qe2 Nbd7 10. Rd1 Qc7

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