D25l — QGA: Janowski-Larsen, 6.h3
1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 Bg4 5.Bxc4 e6 6.h3 * ● Trait aux Noirs
Ouverture — Centre mobile
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Plans. Nc3 (Développer b1 — 64 % des parties) ; O-O (Mettre le roi en sécurité, connecter les tours — 20 % des parties) ; Qb3 (Prépare O-O-O — 6 % des parties).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...Bh5 (97 % des parties) ; ...Bxf3 (Fou actif (mobilité 8) — 2 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | ● f2→e3, g2→h3, e3→d4 | ● f7→e6 |
| Passés | — | — |
| Majorité | — | ● aile dame 3v2 |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● e5 (2v0) | ● d5 (3v1), ● f5 (2v0) |
| Cases faibles | — | — |
| Centre | ● d4 (3v1), ● e5 (2v0) | ● d5 (3v1), ● e4 (1v0) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs | |
| Semi-ouvertes | ● c | ● d |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 1) | |
| Bc4 | ● Bc4 Actif (mob. 8) | |
| Bg4 | ● Bg4 Actif (mob. 4) | |
| Bf8 | ● Bf8 Non développé (mob. 5) | |
| Paire de fous | ● Oui | ● Oui |
| Non développées | 4 (● b1, ● c1, ● a1, ● h1) | 4 (● b8, ● 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 | mobile | |
| Ruptures | ● d4-d5 | ● …c7-c5, ● …e6-e5 |
└── D25m - 6…Bh5 7.Nc3 - QGA: Janowski-Larsen (1963) [+0.39] · 140 parties (dont 10 ici)
├── D25p - 7…Nbd7 - QGA: Janowski-Larsen (1932) [+0.51] · 66 parties (dont 17 ici)
│ └── D25q - 8.O-O - QGA: Janowski-Larsen (1963) [+0.39] · 49 parties (dont 21 ici)
│ └── D25r - 8…Bd6 - QGA: Janowski-Larsen (1964) [+0.97] · 28 parties (dont 2 ici)
└── D25n - 7…a6 - QGA: Janowski-Larsen (1944) [+0.44] · 64 parties (dont 35 ici)
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- D20-D29 1. d4 d5 2. c4 dxc4 Queen's gambit accepted, D25 - 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 - Queen's Gambit Accepted: Normal Variation, D25l - 4…Bg4 5.Bxc4 e6 6.h3 - QGA: Janowski-Larsen (1958), SÉRIE D
1958 Portoroz Interzonal – Round 19 – Szabo, Ladislav – 1/2-1/2 – Larsen, Benjamin Holsko – G177
- Lire la suite
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- D20-D29 1. d4 d5 2. c4 dxc4 Queen's gambit accepted, D25 - 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 - Queen's Gambit Accepted: Normal Variation, D25l - 4…Bg4 5.Bxc4 e6 6.h3 - QGA: Janowski-Larsen (1958), SÉRIE D
1964 Punta del Este – Round 7 – Banda Emma – 1/2-1/2 – Bianco Esposito, Antonio – G22
- Lire la suite
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- D20-D29 1. d4 d5 2. c4 dxc4 Queen's gambit accepted, D25 - 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 - Queen's Gambit Accepted: Normal Variation, D25l - 4…Bg4 5.Bxc4 e6 6.h3 - QGA: Janowski-Larsen (1958), SÉRIE D
1965 BRA Ch 32th – Round 11 – De Freitas, Marcio Elisio – 0-1 – Camara, Helder – G33
- Lire la suite
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- D20-D29 1. d4 d5 2. c4 dxc4 Queen's gambit accepted, D25 - 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 - Queen's Gambit Accepted: Normal Variation, D25l - 4…Bg4 5.Bxc4 e6 6.h3 - QGA: Janowski-Larsen (1958), SÉRIE D
1966 Churchill Memorial Open 14th – Round 2 – Thorbergsson, Freysteinn – 1-0 – Collins, JG. – G2
- Lire la suite
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- D20-D29 1. d4 d5 2. c4 dxc4 Queen's gambit accepted, D25 - 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 - Queen's Gambit Accepted: Normal Variation, D25l - 4…Bg4 5.Bxc4 e6 6.h3 - QGA: Janowski-Larsen (1958), SÉRIE D
1967 POL Ch 24th – Round 14 – Balcerowski, Witold – 0-1 – Dobrzynski, Wojciech – G27
- Lire la suite
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- D20-D29 1. d4 d5 2. c4 dxc4 Queen's gambit accepted, D25 - 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 - Queen's Gambit Accepted: Normal Variation, D25l - 4…Bg4 5.Bxc4 e6 6.h3 - QGA: Janowski-Larsen (1958), SÉRIE D
1967 POL Team Ch 20th – Round 10 – Balcerowski, Witold – 0-1 – Serwinski, Benedykt – G67
- Lire la suite













Kasparov, Garry — 1 partie
Karpov, Anatoly — 1 partie
1962 — Gipslis, Aivars vs Klavins, Janis — 1/2-1/2 — Riga LAT
1963 — Donner, Jan-Hein vs Henneberke, Frans — 1-0 — The Hague NED
1963 — Bronstein, David I vs Stein, Leonid — 1/2-1/2 — Leningrad ch-URS
1963 — Ghitescu, Theodor vs Bak, Istvan — 1/2-1/2 — Miskolc
1981 — Clark, William G Bill vs Mellor, Jess — 1-0 — Wolverhampton
1981 — Li, Zunian vs Kiernan, Mark — 1-0 — Hangzhou
1988 — Heyken, Enno vs Schoppmeyer, M. — 1-0 — GER
1989 — Braspenning, Rudi vs Jackson, Andy — 1-0 — Brasschaat
1996 — Pape, Sebastian vs Raupach, Tobias — 1-0 — GER
1998 — Defize, Alain vs De Bruycker, Bernard — 1-0 — Antwerp BEL
2000 — Llorach Gracia, Tomas vs Kracht, Joerg — 0-1 — ICCF
2001 — Boehm, Uwe vs Gesing, Oliver — 1/2-1/2 — Bayern
2000 — Rath, Oliver vs Lips, Frantisek — 1-0 — ?
2008 — Casella, Sergio vs Heistad, Alf Kristian — 1-0 — ICCF
2009 — Wickenfeld, Udo vs Schaefer, Ulrich — 1-0 — ?