Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● c6→d5, e6→d5, e6→f5, b7→c6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● e5 (2v0), ● g5 (2v0)	● e4 (3v1), ● g4 (2v0)
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v0)	● d5 (4v2), ● e4 (3v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Ok (mob. 2)
Bc8		● Bc8 Non développé (mob. 1)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (● c1, ● a1, ● h1)	5 (● b8, ● 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	fermé
Ruptures	—	● …c6-c5, ● …e6-e5, ● …f5-f4

A90s — Dutch: 2.c4 Nf6 3.g3 e6 5.Nf3 d5 6.Nc3

1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 c6 5.Nf3 d5 6.Nc3 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. O-O (Mettre le roi en sécurité, connecter les tours — 69 % des parties) ; Bf4 (Fou actif (mobilité 9), Développer c1 — 11 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bd6 (Fou actif (mobilité 9), Développer f8 — 67 % des parties) ; ...Be7 (Fou actif (mobilité 5), Développer f8 — 28 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1938 URS Ch, semi final – Round 1 – Belavenets, Sergey – 1-0 – Duz-Khotimirsky, Fedor Ivanovich – G53 1. Nf3 d5 2. c4 c6 3. d4 e6 4. Nc3 f5 5. g3 Nf6 6. Bg2 Nbd7 7. O-O Bd6 8. Qc2 a6 9. a4 h6 10. b3 Qe7
1946 Nt Augsburg GER – Round 12 – Troeger, Paul – 1-0 – Dreibergs, Leonid – G22 1. c4 f5 2. Nc3 Nf6 3. g3 e6 4. Bg2 d5 5. d4 c6 6. Nf3 Be7 7. Bf4 O-O 8. Qa4 Nbd7 9. c5 Ne4 10. h4 Qe8
1949 JUG Ch – Round 4 – Germek, Milan – 1/2-1/2 – Ivkov, Borislav – G17 1. d4 d5 2. Nf3 c6 3. c4 e6 4. Nc3 f5 5. g3 Nf6 6. Bg2 Bd6 7. O-O O-O 8. b3 Ne4 9. Qc2 Nd7 10. Bb2 Qe8
1949 Remedios de Escalada – Round 7 – Bolbochan, Julio – 1/2-1/2 – Sanguinetti, Renato – G22 1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 f5 5. g3 Nf6 6. Bg2 Bd6 7. O-O O-O 8. c5 Bc7 9. Bf4 Nbd7 10. Qc1 Ng4
1952 Budapest – Round 11 – Szabo, Ladislav – 0-1 – Sliwa, Bogdan – G99 1. d4 d5 2. Nf3 e6 3. c4 c6 4. Nc3 f5 5. g3 Nf6 6. Bg2 Bd6 7. O-O O-O 8. c5 Bc7 9. b4 Nbd7 10. Bf4 Ne4
1954 DDR Ch U20 – Round 9 – Moeckel, Klaus – 1/2-1/2 – Bertholdt, Dieter – G39 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nc3 c6 6. Nf3 Bd6 7. O-O Nbd7 8. b3 Ne4 9. Bb2 Qf6 10. Nd2 Nxc3
1955 Budapest – Round 1 – Erdy, Bela – 1/2-1/2 – Jenei, Ferenc – G16 1. d4 d5 2. c4 e6 3. Nc3 f5 4. Nf3 Nf6 5. g3 c6 6. Bg2 Bd6 7. O-O O-O 8. Qc2 Qe7 9. b3 Bd7 10. Bb2 Be8
1955 Moscow Ch – Round 10 – Lilienthal, Andor – 1-0 – Beilin, Mikhail – G61 1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 f5 5. g3 Nf6 6. Bg2 Bd6 7. Bf4 Bxf4 8. gxf4 O-O 9. e3 b6 10. Ne5 Nfd7
1958 BRA Ch – Round 1 – Alves, Francisco H B Severino – 0-1 – Lemos, Jorge Joao – G2 1. d4 f5 2. c4 Nf6 3. Nf3 e6 4. g3 d5 5. Bg2 c6 6. Nc3 Bd6 7. O-O O-O 8. Qc2 Qe8 9. b3 Qh5 10. Bd2 Ne4
1959 Quilmes – Round 1 – Foguelman, Alberto – 1-0 – Puiggros, Guillermo – G5 1. d4 d5 2. c4 e6 3. Nf3 c6 4. Nc3 f5 5. g3 Nf6 6. Bg2 Bd6 7. Qc2 O-O 8. O-O Qe8 9. e3 Nbd7 10. Ne2 Ne4
1959 Wch U20 prel-C – Round 8 – Hohler, Peter – 0-1 – Hoen, Ragnar Harald – G17 1. d4 f5 2. c4 Nf6 3. g3 e6 4. Bg2 d5 5. Nc3 c6 6. Nf3 Bd6 7. O-O Nbd7 8. c5 Bc7 9. b4 Qe7 10. b5 O-O
1960 Budapest – Round 1 – Udovcic, Mijo – 1/2-1/2 – Jenei, Ferenc – G4 1. d4 d5 2. c4 e6 3. Nc3 f5 4. Nf3 Nf6 5. g3 c6 6. Bg2 Bd6 7. O-O O-O 8. c5 Bc7 9. Bf4 Bxf4 10. gxf4 Ne4
1960 GBR Ch 47th – Round 8.4 – Golombek, Harry – 1-0 – Parr, Frank – G68 1. c4 f5 2. Nc3 Nf6 3. g3 e6 4. Bg2 d5 5. d4 c6 6. Nf3 Bd6 7. O-O O-O 8. b3 Nbd7 9. Bb2 Qe8 10. e3 Qh5
1964 WchT U26 11. fin-B – Round 4.2 – Ree, Hans – 1-0 – Willems Leo – G16 1. c4 f5 2. Nc3 Nf6 3. g3 e6 4. Bg2 c6 5. Nf3 d5 6. d4 Bd6 7. O-O O-O 8. Qc2 Qe8 9. Rb1 Nbd7 10. cxd5 cxd5
1966 Budapest Ch – Round 3 – Toth, Bela – 0-1 – Balogh, Bela – G2 1. d4 d5 2. c4 e6 3. Nc3 f5 4. g3 Nf6 5. Bg2 c6 6. Nf3 Bd6 7. O-O O-O 8. Bf4 Bxf4 9. gxf4 Ne4 10. Ne5 Nd7
1967 Moscow RUS – Round ? – Bobotsov, Milko G – 1/2-1/2 – Bronstein, David I – G36 1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 d5 5. c4 c6 6. Nc3 Bd6 7. O-O O-O 8. c5 Bc7 9. Bf4 Ne4 10. Bxc7 Qxc7
1967 URS Team Ch – Round 1 – Peterson, Andrejs – 0-1 – Sardarov, Edward – G16 1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. Nf3 d5 5. g3 c6 6. Bg2 Bd6 7. O-O O-O 8. Qc2 Qe8 9. Rb1 b5 10. cxb5 cxb5
1969 US Open – Round 7 – Denker, Arnold S – 1-0 – Bolton, James – G16 1. d4 e6 2. c4 d5 3. Nc3 f5 4. Nf3 Nf6 5. g3 c6 6. Bg2 Bd6 7. O-O O-O 8. Qc2 Qe8 9. Rb1 Qh5 10. b4 a6
Madrid rapid 1988 – Round 2 – Portisch, Lajos – 1/2-1/2 – Dolmatov, Sergey – G7 1. c4 e6 2. Nc3 f5 3. g3 Nf6 4. Bg2 d5 5. d4 c6 6. Nf3 Bd6 7. Qc2 O-O 8. Bf4 Bxf4 9. gxf4 Ne4 10. e3 Nxc3

A90s —

1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 c6 5.Nf3 d5 6.Nc3

Les coups candidats

6…Bd6 — 78.4% (2103 parties)

Ambassadeurs : Beltz, Martina (7x), Mai, Iris (5x), Lehtivaara, Risto (5x), Cirabisi, Federico (4x), Riedel, Hartmut (3x), Schmittdiel, Eckhard (3x), Banusz, Tamas (3x), Radjabov, Teimour (3x)

6…Be7 — 17.0% (456 parties)

Ambassadeurs : Sanchez Quiroga, Miguel Angel (3x), Silveira, Marcos de Sousa (3x), Niemers, Johannes (3x), Balcarek, Wiktor (2x), Kwapisz, Stanislaw (2x), Granda Zuniga, Julio E (2x), Bohm, Hans (2x), Carag, Erwin (2x)

6…Nbd7 — 2.2% (59 parties)

Ambassadeurs : Elstner, Rudolf (1x), Sternberg, Jean (1x), Varabiescu, Gheorghe (1x), Grunberg, Sergiu-Henric (1x), Kertesz, Alfred (1x), Ardelean, Aurel (1x), Desiatkov (1x), Berlinsky, Vladimir (1x)

6…Bb4 — 1.0% (26 parties)

Ambassadeurs : Snorek, Milan (2x), Nad, Boris (2x), Vlahovic, Svetozar (2x), Toth, Vince (1x), Dantas, Nelson (1x), Stevens, Bruce (1x), Daly, Harlow Bussey (1x), Paulsen, Viktor (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…Bd6	6…Be7	6…Nbd7	6…Bb4
<1800	169	82%	11%	3%	2%
1800-2200	1506	79%	17%	2%	1%
2200-2600	651	84%	15%	1%	0%
2600+	3	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	6…Bd6	6…Be7	6…Nbd7	6…Bb4
1950s	26	50%	38%	4%	8%
1960s	27	56%	41%	4%	—
1970s	13	69%	31%	—	—
1980s	99	66%	27%	5%	—
1990s	578	77%	19%	2%	0%
2000s	816	75%	20%	2%	1%
2010s	937	84%	12%	2%	1%
2020s	185	85%	13%	—	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…Bd6	84%	85%	▲ +1.2%
6…Be7	12%	13%	▲ +1.0%
6…Nbd7	2%	0%	▼ -2.1%
6…Bb4	1%	2%	+0.2%

Joueurs célèbres

Champions du monde dans cette position

Hou, Yifan — 3 parties
Tal, Mikhail — 2 parties

Parties historiques

6…Bd6 — 78.4% (2103 parties)

1950 — Klasup, Karlis vs Tal, Mikhail — 1/2-1/2 — Riga LAT
1951 — Gipslis, Aivars vs Tal, Mikhail — 1/2-1/2 — Riga LAT
1952 — Szabo, Laszlo vs Sliwa, Bogdan — 0-1 — Budapest HUN
1952 — Del Vecchio, Lucio vs Lilloni Luciano — 0-1 — Ferrara ITA
1952 — Ceccato, Vittorio vs Romih, Max — 0-1 — Ferrara

6…Be7 — 17.0% (456 parties)

1950 — Neikirkh, Oleg vs Piskov, Kamen Penev — 1/2-1/2 — Sofia BUL
1951 — Florian, Tibor vs Gonda, Jan — 1-0 — Budapest HUN
1952 — Lob, Chris vs Puc, Fabrice — 1/2-1/2 — Belgrade SRB
1953 — Sandor, Bela vs Tipary, Lajos — 1/2-1/2 — Budapest ch-HUN
1955 — Kwapisz, Stanislaw vs Balcarek, Wiktor — 1/2-1/2 — Poland ch13

6…Nbd7 — 2.2% (59 parties)

1951 — Elstner, Rudolf vs Sternberg, Jean — 1-0 — Berlin GER
1969 — Varabiescu, Gheorghe vs Grunberg, Sergiu-Henric — 0-1 — Bucharest ROU
1982 — Kertesz, Alfred vs Ardelean, Aurel — 1-0 — Baile Felix
1982 — Desiatkov vs Berlinsky, Vladimir — 1/2-1/2 — USSR
1982 — Hook, William vs Alvin Mwangi — 1-0 — Luzern olm

6…Bb4 — 1.0% (26 parties)

1951 — Stevens, Bruce vs Daly, Harlow Bussey — 0-1 — ?
1952 — Toth, Vince vs Dantas, Nelson — 1-0 — Rio de Janeiro BRA
1993 — Paulsen, Viktor vs Nilsen, Reidar — 1-0 — Hammerfest
1999 — Neiman, Emmanuel vs Tocchioni, Doriano — 1-0 — Porto San Giorgio ITA
2000 — Blazek, Jan vs Mejzlik, Vojtech — 1/2-1/2 — Frymburk

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