A95g — Dutch: Stonewall, 7.Nc3 c6 8.b3 Qe8

1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d5 7.Nc3 c6 8.b3 Qe8 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte e5.

Atouts. Les Blancs s'appuient sur les cases fortes f4, e5 et g5, un avant-poste en e5 et la paire de fous.

Côté adverse. Le fou enfermé en c8.

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

Plans. Bg5 (Clouer Nf6) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte g4.

Atouts. Les Noirs s'appuient sur les cases fortes e4 et g4, un avant-poste en g4, un fou actif en e7 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et g2.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b8, le fou c8 et la tour a8).

Plans. ...Bd7 (PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bg4)) ; ...Nbd7 (Développer Nb8) ; ...c5 (Rupture) ; ...e5 (Rupture) ; ...f4 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● a2→b3, f2→g3, h2→g3, b3→c4	● 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 (3v2), ● e4 (3v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 7)
Bg2	● Bg2 Enfermé (mob. 2)
Be7		● Be7 Actif (mob. 5)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	2 (● c1, ● a1)	3 (● b8, ● c8, ● a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c4-c5	● …c6-c5, ● …e6-e5, ● …f5-f4

Partie
1938 URS Ch, semi final – Round 1 – Makogonov, Mikhail – 1/2-1/2 – Chistiakov, Alexander – G10 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Nf3 O-O 7. O-O c6 8. b3 Qe8 9. Ne5 Nbd7 10. Nd3 Ne4
1940 USA Ch – Round 6 – Green, Matthew R – 1/2-1/2 – Kashdan, Isaac – G7 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Be7 5. O-O O-O 6. c4 d5 7. Nc3 c6 8. b3 Qe8 9. Ne5 Nbd7 10. Nd3 Ne4
1943 Vienna Ch – Round ? – Dorazil W – 1/2-1/2 – Mueller, Hans – G1 1. c4 e6 2. Nf3 f5 3. Nc3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O d5 7. d4 c6 8. b3 Qe8 9. Bb2 Nbd7 10. Qc2 Qh5
1946 Barcelona – Round 2 – Cherta, Pedro – 0-1 – Guimard, Carlos E – G13 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Nf3 c6 7. O-O O-O 8. b3 Qe8 9. Qc2 Qh5 10. Bf4 Nbd7
1946 Barcelona – Round 9 – Arenas Albareda, Marc – 1-0 – Guimard, Carlos E – G56 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 d5 6. Nf3 c6 7. O-O O-O 8. b3 Qe8 9. Qc2 Qh5 10. Ne5 Nbd7
1946 Moscow – Round 1 – Simagin, Vladimir – 1-0 – Chistiakov, Alexander – G6 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. c4 d5 7. Nc3 c6 8. b3 Qe8 9. Bb2 Nbd7 10. e3 Ne4
1946 Prague – Round 1 – Kottnauer, Cenek – 1/2-1/2 – Guimard, Carlos – G1 1. c4 e6 2. g3 f5 3. Bg2 Nf6 4. Nc3 Be7 5. d4 O-O 6. Nf3 d5 7. O-O c6 8. b3 Qe8 9. Qc2 Qh5 10. Ne5 Nbd7
1946 Prague – Round 1 – Sajtar, Jaroslav – 1-0 – Guimard, Carlos – G10 1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O d5 7. Nc3 c6 8. b3 Qe8 9. Ne5 Nbd7 10. e3 Nxe5
1946 Treybal Memorial – Round 9 – Foltys, Jan – 1/2-1/2 – Guimard, Carlos – G47 1. c4 f5 2. Nc3 Nf6 3. g3 e6 4. Bg2 Be7 5. d4 O-O 6. Nf3 d5 7. O-O c6 8. b3 Qe8 9. Ne5 Nbd7 10. Nxd7 Bxd7
1949 GBR Ch 36th – Round 10.12 – Bruce, Ronald MacKay – 0-1 – Penrose, Jonathan – G42 1. c4 e6 2. g3 f5 3. Bg2 Nf6 4. d4 Be7 5. Nf3 d5 6. Nc3 c6 7. O-O O-O 8. b3 Qe8 9. Ne5 Nbd7 10. Nd3 Ne4
1949 Hastings4950 – Round 9 – Szabo, Ladislav – 1-0 – Fuller, Jack – G37 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. Nf3 d5 7. O-O c6 8. b3 Qe8 9. e3 Nbd7 10. Bb2 Qh5
1950 GDR Ch – Round 13 – Schlieder, Rolf – 1/2-1/2 – Herrmann, Ludwig – G19 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. c4 d5 7. Nc3 c6 8. b3 Qe8 9. e3 Nbd7 10. Bb2 Bd6
1951 Budapest HUN – Round ? – Florian, Tibor – 1-0 – Gonda, Jan – G2 1. c4 e6 2. Nc3 f5 3. g3 Nf6 4. Bg2 d5 5. d4 c6 6. Nf3 Be7 7. O-O O-O 8. b3 Qe8 9. e3 Nbd7 10. Ne2 Ne4
1951 Hungary Ch – Round 1 – Füster, Géza – 1-0 – Szilagyi, Gyorgy Laszlo – G1 1. c4 f5 2. d4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nc3 O-O 6. Nf3 d5 7. O-O c6 8. b3 Qe8 9. a4 Nbd7 10. Ba3 Bxa3
1951 Madrid ESP – Round 6 – Adserias Sanz, Juan – 1/2-1/2 – Steiner, Herman – G14 1. Nf3 f5 2. c4 Nf6 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. d4 c6 7. b3 d5 8. Nc3 Qe8 9. a4 Nbd7 10. Ng5 Bb4
1955 CSR Ch – Round 3 – Zaruba, Antonin – 1/2-1/2 – Fichtl, Jiri – G16 1. c4 e6 2. Nc3 f5 3. g3 Nf6 4. Bg2 Be7 5. d4 O-O 6. Nf3 c6 7. O-O d5 8. b3 Qe8 9. Bf4 Ne4 10. Qc1 Nd7
1956 BCF Ch – Round 10 – Haygarth, Michael J – 0-1 – Parr, Frank – G15 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. Nc3 d5 6. Nf3 c6 7. O-O O-O 8. b3 Qe8 9. Bb2 Nbd7 10. Qc2 Qh5
1956 CSR Ch – Round 4 – Pithart, Frantisek – 1-0 – Dolezal, Jiri – G29 1. c4 f5 2. Nf3 Nf6 3. d4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. b3 Qe8 8. Nc3 d5 9. Bf4 Qh5 10. e3 Ne4
1960 GBR Ch 47th – Round 10.8 – Newman, Richard Hilary – 1/2-1/2 – Parr, Frank – G89 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Be7 5. O-O O-O 6. c4 d5 7. Nc3 c6 8. b3 Qe8 9. Bb2 Nbd7 10. e3 Bd6
1960 Mar del Plata – Round 6 – Incutto, Carlos – 1/2-1/2 – Bronstein, David I – G56 1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Bb4+ 5. c3 Be7 6. O-O O-O 7. c4 d5 8. Nc3 c6 9. b3 Qe8 10. Ne5 Nbd7
1961 CSR Ch – Round 6 – Hort, Vlastimil – 1/2-1/2 – Lastovicka, Jiri – G50 1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. g3 Be7 5. Bg2 O-O 6. Nf3 d5 7. O-O c6 8. b3 Qe8 9. e3 Qh5 10. Ne2 g5
1961 GBR Ch 48th – Round 10.10 – Parr, Frank – 1-0 – Lloyd, David Edward – G75 1. Nf3 f5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. d4 O-O 6. c4 d5 7. Nc3 c6 8. b3 Qe8 9. Bb2 Nbd7 10. e3 Ne4
1961 GBR Ch 48th – Round 8.6 – Golombek, Harry – 1/2-1/2 – Springgay, David George – G65 1. c4 f5 2. Nc3 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 O-O 6. O-O c6 7. d4 d5 8. b3 Qe8 9. Ne5 Nbd7 10. Nxd7 Bxd7
1961 GBR Ch 48th – Round 9.11 – May, Alan K – 1/2-1/2 – Parr, Frank – G69 1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. c4 O-O 6. Nc3 d5 7. b3 c6 8. O-O Qe8 9. e3 Nbd7 10. Ne2 Bd6
1961 Kiel – Round 6 – Ziewitz, Hans – 1/2-1/2 – Barda, Olaf – G15 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Be7 5. O-O O-O 6. c4 d5 7. Nc3 c6 8. b3 Qe8 9. Bf4 Nbd7 10. Qc2 Qh5
1963 Budapest ch-HUN – Round 1 – Forintos, Gyozo V – 1-0 – Szilagyi, Peter – G12 1. c4 e6 2. Nc3 f5 3. g3 Nf6 4. Bg2 Be7 5. d4 O-O 6. Nf3 d5 7. O-O c6 8. b3 Qe8 9. Na4 Ne4 10. Nb2 a5
1963 Odense – Round 1 – Kolvig, Bent – 1-0 – Blom, Kaj – G5 1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 f5 5. g3 Nf6 6. Bg2 Be7 7. O-O O-O 8. b3 Qe8 9. Ne5 Nbd7 10. Nd3 Ne4
1965 Zagreb – Round 1 – Bertok, Mario Jr. – 0-1 – Bronstein, Daniel E – G3 1. c4 e6 2. g3 f5 3. Nf3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. O-O d5 7. d4 c6 8. b3 Qe8 9. Ne5 Nbd7 10. Nd3 Ne4
1965 Zagreb – Round 2 – Bertok, Mario Jr. – 0-1 – Bronstein, David I – G27 1. c4 e6 2. g3 f5 3. Nf3 Nf6 4. Bg2 Be7 5. Nc3 O-O 6. O-O d5 7. d4 c6 8. b3 Qe8 9. Ne5 Nbd7 10. Nd3 Ne4
1966 CSR Ch Int 1st – Round 16 – Kovacs, Laszlo M – 1/2-1/2 – Jimenez Zerquera, Eleazar – G91 1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 f5 5. g3 Nf6 6. Bg2 Be7 7. O-O O-O 8. b3 Qe8 9. a4 Nbd7 10. Qc2 Ne4
1968 Lugano olm - Round 1 - Ivkov, Borislav - 1-0 - Malagon Caballero, Alberto - G70 1. d4 f5 2. c4 e6 3. Nc3 Nf6 4. g3 Be7 5. Bg2 O-O 6. Nf3 Qe8 7. O-O d5 8. b3 c6 9. Bb2 Ne4 10. e3 Nd7

A95g — Stonewall

1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d5 7.Nc3 c6 8.b3 Qe8

Les coups candidats

9.Ne5 — 28.3% (58 parties)

Ambassadeurs : Bertok, Mario Jr. (3x), Bronstein, David I (3x), Guimard, Carlos (2x), Foltys, Jan (1x), Bruce, Ronald MacKay (1x), Penrose, Jonathan (1x), Cooke, Percival Arthur (1x), Soesan, Joseph Maurice (1x)

9.Bb2 — 22.9% (47 parties)

Ambassadeurs : Parr, Frank (3x), Poschel, Paul (1x), Rubinow, Sol (1x), Dorazil W (1x), Mueller, Hans (1x), Simagin, Vladimir (1x), Chistiakov, Alexander (1x), Flohr, Salo (1x)

9.e3 — 16.1% (33 parties)

Ambassadeurs : Tsvetkov, Alexandar K (1x), Petrov, Petar (1x), Szabo, Ladislav (1x), Fuller, Jack (1x), Florian, Tibor (1x), Gonda, Jan (1x), Lob, Chris (1x), Huicab Puc, Angel Gamaliel (1x)

9.Qc2 — 9.8% (20 parties)

Ambassadeurs : Guimard, Carlos E (2x), Carag, Erwin (2x), Kottnauer, Cenek (1x), Guimard, Carlos (1x), Arenas Albareda, Marc (1x), Cherta, Pedro (1x), Verlinsky, Boris (1x), Chistiakov, Alexander (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9.Ne5	9.Bb2	9.e3	9.Qc2
<1800	3	33%	33%	—	—
1800-2200	66	27%	29%	14%	12%
2200-2600	34	18%	15%	24%	9%

Évolution par décennie (% des parties)

Décennie	N parties	9.Ne5	9.Bb2	9.e3	9.Qc2
1930s	3	67%	33%	—	—
1940s	18	44%	22%	11%	22%
1950s	14	14%	36%	21%	—
1960s	24	33%	25%	8%	4%
1970s	13	23%	8%	23%	—
1980s	8	25%	12%	50%	—
1990s	43	35%	16%	19%	9%
2000s	49	22%	29%	12%	12%
2010s	29	21%	28%	10%	14%
2020s	4	25%	—	50%	25%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9.Ne5	21%	25%	▲ +4.3%
9.Bb2	28%	0%	▼ -27.6%
9.e3	10%	50%	▲ +39.7%
9.Qc2	14%	25%	▲ +11.2%

Joueurs célèbres

Champions du monde dans cette position

Botvinnik, Mikhail — 1 partie

Parties historiques

9.Ne5 — 28.3% (58 parties)

1936 — Paroulek, Vit vs Reiter, Hans Ernst — 1-0 — Podebrady CZE
1938 — Makogonov, Mikhail vs Chistiakov, Alexander — 1/2-1/2 — Kiev UKR
1940 — Green, Matthew R vs Kashdan, Isaac — 1/2-1/2 — New York, NY USA
1946 — Foltys, Jan vs Guimard, Carlos — 1/2-1/2 — Prague CZE
1946 — Sajtar, Jaroslav vs Guimard, Carlos — 1-0 — Prague CZE

9.Bb2 — 22.9% (47 parties)

1933 — Flohr, Salo vs Botvinnik, Mikhail — 0-1 — Moskou / Leningrad m
1940 — Kramer, Haije vs Cortlever, Nico — 1-0 — Leeuwarden NED
1943 — Dorazil W vs Mueller, Hans — 1/2-1/2 — Vienna AUT
1946 — Simagin, Vladimir vs Chistiakov, Alexander — 1-0 — Moscow RUS
1948 — Poschel, Paul vs Rubinow, Sol — 0-1 — South Fallsburg ch-USA

9.e3 — 16.1% (33 parties)

1948 — Tsvetkov, Alexandar K vs Petrov, Petar — 1-0 — Sofia BUL
1949 — Szabo, Ladislav vs Fuller, Jack — 1-0 — Hastings ENG
1950 — Schlieder, Rolf vs Herrmann, Ludwig — 1/2-1/2 — Soemmerda GER
1951 — Florian, Tibor vs Gonda, Jan — 1-0 — Budapest HUN
1952 — Lob, Chris vs Huicab Puc, Angel Gamaliel — 1/2-1/2 — Belgrade SRB

9.Qc2 — 9.8% (20 parties)

1945 — Verlinsky, Boris vs Chistiakov, Alexander — 0-1 — USSR ch sf
1946 — Kottnauer, Cenek vs Guimard, Carlos — 1/2-1/2 — Prague CZE
1946 — Arenas Albareda, Marc vs Guimard, Carlos E — 1-0 — Barcelona ESP
1946 — Cherta, Pedro vs Guimard, Carlos E — 0-1 — Barcelona ESP
1965 — Belistri, Fernando vs Farago, Ivan — 0-1 — Wch U20 q-4 Barcelona ESP

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