Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | — | ● e6→d5, f7→e6 |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● b5 (2v0) | ● e4 (2v1) |
| Cases faibles | — | — |
| Centre | ● d4 (1v0) | ● e4 (2v1) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bf1 | ● Bf1 Non développé (mob. 0) | |
| Bg5 | ● Bg5 Actif (mob. 7) | |
| Bc8 | ● Bc8 Non développé (mob. 0) | |
| Bf8 | ● Bf8 Non développé (mob. 5) | |
| Paire de fous | ● Oui | ● Oui |
| Non développées | 4 (● g1, ● f1, ● a1, ● h1) | 4 (● 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 | — | ● …e6-e5 |
D51a — QGD: 4.Bg5 Nbd7
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 * ○ Trait aux Blancs
Ouverture — Centre fermé
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Plans. e3 (Libérer Bf1, préparer Bd3 — 56 % des parties) ; Nf3 (Développer g1 — 22 % des parties) ; cxd5 (Capture en d5, Occuper le centre — 21 % des parties).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...c6 (Renforcer le centre — 47 % des parties) ; ...Be7 (Fou actif (mobilité 5), Développer f8 — 25 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
| Partie |
|---|
| 1904 London – Round 8 – Curnock, A. – 0-1 – Teichmann, Richard – G27 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e4 dxe4 6. Nxe4 Bb4+ 7. Nd2 c5 8. a3 Bxd2+ 9. Qxd2 Ne4 10. Bxd8 Nxd2 |
| 1905 Parijs m – Round 5 – Marshall Viele, Fabrizio Aaron – 0-1 – Janowski, Dawid – G7 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e4 dxe4 6. Nxe4 Be7 7. Nxf6+ Nxf6 8. Nf3 O-O 9. Bd3 b6 10. h4 Bb7 |
| 1931 SUI ch 35rd – Round 9.2 – Henneberger, Walter – 1/2-1/2 – Joss, Hermann – G16 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e4 dxe4 6. Nxe4 Bb4+ 7. Nd2 Be7 8. Ngf3 c5 9. Qc2 Qa5 10. dxc5 Bxc5 |
| 1962 Hayes & Harlington Championship – Round 1.6 – Meyrick, L. – 0-1 – Collins, Richard Arnold – G6 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e4 dxe4 6. Nxe4 Bb4+ 7. Nc3 c6 8. Bd3 Qa5 9. Qd2 Bxc3 10. bxc3 e5 |
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- D50-D69 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Queen's Gambit Declined, 4.Bg5, D51 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 - Queen's Gambit Declined: Modern Variation, Knight Defense, D51a - 5.* - Modern Variation, Knight Defense (1904), SÉRIE D
1904 London – Round 8 – Curnock, A. – 0-1 – Teichmann, Richard – G27
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- Lire la suite
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- D50-D69 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Queen's Gambit Declined, 4.Bg5, D51 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 - Queen's Gambit Declined: Modern Variation, Knight Defense, D51a - 5.* - Modern Variation, Knight Defense (1904), SÉRIE D
1905 Parijs m – Round 5 – Marshall Viele, Fabrizio Aaron – 0-1 – Janowski, Dawid – G7
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- Lire la suite
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- D50-D69 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Queen's Gambit Declined, 4.Bg5, D51 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 - Queen's Gambit Declined: Modern Variation, Knight Defense, D51a - 5.* - Modern Variation, Knight Defense (1904), SÉRIE D
1931 SUI ch 35rd – Round 9.2 – Henneberger, Walter – 1/2-1/2 – Joss, Hermann – G16
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- Lire la suite
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- D50-D69 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Queen's Gambit Declined, 4.Bg5, D51 - 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Nbd7 - Queen's Gambit Declined: Modern Variation, Knight Defense, D51a - 5.* - Modern Variation, Knight Defense (1904), SÉRIE D
1962 Hayes & Harlington Championship – Round 1.6 – Meyrick, L. – 0-1 – Collins, Richard Arnold – G6
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- Lire la suite
Tal, Mikhail — 2 parties
Carlsen, Magnus — 2 parties
Karpov, Anatoly — 1 partie
Botvinnik, Mikhail — 1 partie
Anand, Viswanathan — 1 partie
Hou, Yifan — 1 partie
1950 — Steven, George A vs Cockrell — 1-0 — United States
1950 — Porreca, Giorgio vs Engalicew, Nicola — 1-0 — Sorrento ch ITA
1950 — Machate, Gottlieb vs Heymann, Samuel — 1-0 — Bad Pyrmont GER
1950 — Rabar, Braslav vs Nielsen, Hartvig — 1-0 — Dubrovnik olm
1950 — Moiseev, Oleg vs Panov, Vasily — 1-0 — Moscow RUS
1950 — Van den Tol, Theo vs Soluch, Leopold — 0-1 — Vienna AUT
1950 — Panagopoulos, Takis vs Bergqvist, Allan — 0-1 — Dubrovnik olm
1950 — Benini, Clarice vs Gresser, Gisela Kahn — 0-1 — Moscow RUS
1950 — Platz, Hans vs Kauder, Hartmut — 1-0 — Soemmerda ch GDR
1950 — Ditt, Egon vs Bachl, Anton — 1-0 — Northeim
1950 — MULLER vs Bergqvist, Allan — 1-0 — Dubrovnik olm
1951 — Lemos, Jorge Joao vs Gondim, Jose Adail — 0-1 — Fortaleza BRA
1962 — Meyrick, L. vs Collins, Richard — 0-1 — Hayes
1966 — Therien, Jules vs Martin, Robert D — 1/2-1/2 — Montreal CAN
1975 — Tornes, Andreas vs Esbensen, Andreas — 0-1 — Corr.
1982 — Keraenen, Niilo vs Hedberg, Kaj — 0-1 — ?