C49n — Four Knights: Symmetrical, Metger, 10.d4
1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 d6 7.Bg5 Bxc3 8.bxc3 Qe7 9.Re1 Nd8 10.d4 * ● Trait aux Noirs
Ouverture — Centre fermé
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Avantages : Bb5 actif, Bg5 actif, paire de fous, colonne b.
Faiblesses adverses : Bc8 enfermé.
Problèmes : arriérés c2, c3, isolé a2.
Plans :
● h3 — Empêcher ...Bg4
● Rb — Tour sur colonne b
Faiblesses adverses : Bc8 enfermé.
Problèmes : arriérés c2, c3, isolé a2.
Plans :
● h3 — Empêcher ...Bg4
● Rb — Tour sur colonne b
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Avantages : case forte g4.
Faiblesses adverses : arriérés c2, c3, isolé a2.
Problèmes : Bc8 enfermé.
Plans :
● ...Bg4 — Développer Bc8, clouer Nf3
● ...c6 — Rupture
● ...c5 — Rupture
● ...d5 — Rupture
Faiblesses adverses : arriérés c2, c3, isolé a2.
Problèmes : Bc8 enfermé.
Plans :
● ...Bg4 — Développer Bc8, clouer Nf3
● ...c6 — Rupture
● ...c5 — Rupture
● ...d5 — Rupture
Avantages
Faiblesses adverses
Diagonale active
Plans
Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | ● c2, ● c3 | — |
| Pions isolés | ● a2 | — |
| Arriérés | ● c2, ● c3 | — |
| Chaînes | ● c3→d4 | ● d6→e5, c7→d6 |
| Passés | — | — |
| Majorité | — | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | — | ● g4 (2v0) |
| Cases faibles | — | — |
| Centre | ● d4 (3v1) | — |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs | |
| Semi-ouvertes | ● b | — |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bb5 | ● Bb5 Actif (mob. 9) | |
| Bg5 | ● Bg5 Actif (mob. 7) | |
| Bc8 | ● Bc8 Non développé (mob. 5) | |
| Paire de fous | ● Oui | Non |
| Non développées | 1 (a1) | 2 (c8, a8) |
Sécurité du roi
| ♔ Blancs | ♚ Noirs | |
| Statut | ● Roqué | ● Roqué |
| Droits de roque | — | — |
Thèmes
| ♔ Blancs | ♚ Noirs | |
| Phase | Ouverture | |
| Centre | fermé | |
| Ruptures | ● c3-c4, ● d4-d5 | ● …c7-c6, ● …c7-c5, ● …d6-d5 |
| Partie |
|---|
| 1908 DSB-16.Kongress – Round 1 – Von Bardeleben, Curt – 1/2-1/2 – Salwe, Georg H S – G5 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 d6 8. Bg5 Qe7 9. Re1 Nd8 10. d4 c6 |
| 1908 Vienna – Round 5 – Teichmann, Richard – 1/2-1/2 – Salwe, George – G56 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 d6 8. Bg5 Qe7 9. Re1 Nd8 10. d4 c6 |
| 1924 Paris prel-9 – Round 3 – Skalicka, Karel – 1-0 – Johner, Hans – G5 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Bxc3 8. bxc3 Qe7 9. Re1 Nd8 10. d4 c6 |
| 1936 Podebrady – Round ? – Zinner, Emil – 1-0 – Thomas, George Alan – G123 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Bxc3 8. bxc3 Qe7 9. Re1 Nd8 10. d4 c6 |
| 1949 BUL Ch – Round 7 – Ganchev, Vladimir – 1/2-1/2 – Kolarov, Atanas Stefanov – G36 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Bxc3 8. bxc3 Qe7 9. Re1 Nd8 10. d4 h6 |
| 1949 Copenhagen – Round 1 – Enevoldsen, Jens – 0-1 – Nielsen, Bjorn – G7 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Bxc3 8. bxc3 Qe7 9. Re1 Nd8 10. d4 h6 |
| 1950 Amsterdam ch-NED – Round 1 – Cortlever, Nico – 1-0 – Henneberke, Frans – G34 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Bxc3 8. bxc3 Qe7 9. Re1 Nd8 10. d4 c6 |
| 1960 Madrid zt – Round 12 – Lehmann, Heinz – 1/2-1/2 – Neikirkh, Oleg – G92 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 d6 8. Bg5 Qe7 9. Re1 Nd8 10. d4 c6 |
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- C40-C49 1. e4 e5 2. Nf3 King's knight opening, C49 - 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 - Four Knights [+0.11], C49n - 5.O-O O-O 6.d3 d6 7.Bg5 Bxc3 8.bxc3 Qe7 9.Re1 Nd8 10.d4 - Symmetrical Metger [+0.42], SÉRIE C
1908 DSB-16.Kongress – Round 1 – Von Bardeleben, Curt – 1/2-1/2 – Salwe, Georg H S – G5

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-

- C40-C49 1. e4 e5 2. Nf3 King's knight opening, C49 - 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 - Four Knights [+0.11], C49n - 5.O-O O-O 6.d3 d6 7.Bg5 Bxc3 8.bxc3 Qe7 9.Re1 Nd8 10.d4 - Symmetrical Metger [+0.42], SÉRIE C
1908 Vienna – Round 5 – Teichmann, Richard – 1/2-1/2 – Salwe, George – G56

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-

- C40-C49 1. e4 e5 2. Nf3 King's knight opening, C49 - 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 - Four Knights [+0.11], C49n - 5.O-O O-O 6.d3 d6 7.Bg5 Bxc3 8.bxc3 Qe7 9.Re1 Nd8 10.d4 - Symmetrical Metger [+0.42], SÉRIE C
1924 Paris prel-9 – Round 3 – Skalicka, Karel – 1-0 – Johner, Hans – G5

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-

- C40-C49 1. e4 e5 2. Nf3 King's knight opening, C49 - 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 - Four Knights [+0.11], C49n - 5.O-O O-O 6.d3 d6 7.Bg5 Bxc3 8.bxc3 Qe7 9.Re1 Nd8 10.d4 - Symmetrical Metger [+0.42], SÉRIE C
1936 Podebrady – Round ? – Zinner, Emil – 1-0 – Thomas, George Alan – G123

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-

- C40-C49 1. e4 e5 2. Nf3 King's knight opening, C49 - 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 - Four Knights [+0.11], C49n - 5.O-O O-O 6.d3 d6 7.Bg5 Bxc3 8.bxc3 Qe7 9.Re1 Nd8 10.d4 - Symmetrical Metger [+0.42], SÉRIE C
1949 BUL Ch – Round 7 – Ganchev, Vladimir – 1/2-1/2 – Kolarov, Atanas Stefanov – G36

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-

- C40-C49 1. e4 e5 2. Nf3 King's knight opening, C49 - 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 - Four Knights [+0.11], C49n - 5.O-O O-O 6.d3 d6 7.Bg5 Bxc3 8.bxc3 Qe7 9.Re1 Nd8 10.d4 - Symmetrical Metger [+0.42], SÉRIE C
1949 Copenhagen – Round 1 – Enevoldsen, Jens – 0-1 – Nielsen, Bjorn – G7

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-

- C40-C49 1. e4 e5 2. Nf3 King's knight opening, C49 - 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 - Four Knights [+0.11], C49n - 5.O-O O-O 6.d3 d6 7.Bg5 Bxc3 8.bxc3 Qe7 9.Re1 Nd8 10.d4 - Symmetrical Metger [+0.42], SÉRIE C
1950 Amsterdam ch-NED – Round 1 – Cortlever, Nico – 1-0 – Henneberke, Frans – G34

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-

- C40-C49 1. e4 e5 2. Nf3 King's knight opening, C49 - 1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 - Four Knights [+0.11], C49n - 5.O-O O-O 6.d3 d6 7.Bg5 Bxc3 8.bxc3 Qe7 9.Re1 Nd8 10.d4 - Symmetrical Metger [+0.42], SÉRIE C
1960 Madrid zt – Round 12 – Lehmann, Heinz – 1/2-1/2 – Neikirkh, Oleg – G92

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Alekhine, Alexander — 2 parties
Euwe, Max — 2 parties
Anand, Viswanathan — 2 parties
Tal, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie
Karpov, Anatoly — 1 partie
1906 — Perlis, Julius vs Wolf Heinrich — 1-0 — Ostend
1907 — Znosko-Borovsky, Eugene vs Salwe, Georg H S — 1-0 — Lodz POL
1907 — Důras, Oldřich vs Rubinstein, Akiba — 0-1 — Carlsbad CZE
1907 — Englund, Fritz vs Nyholm, Gustav — 0-1 — Stockholm SWE
1916 — Bernstein, Jacob vs Capablanca, Jose — 0-1 — New York, NY USA
1916 — Bernstein, Ossip vs Capablanca, Jose — 0-1 — New York, NY USA
1919 — Capablanca, Jose vs Edmund Tom Jesty — 1-0 — Hastings ENG
1919 — Lasker Md Nazmul, Islam vs Bergman Olsson, Eleonora — 1-0 — Los Angeles, CA USA
1908 — Von Bardeleben, Curt vs Salwe, Georg H S — 1/2-1/2 — Duesseldorf GER
1908 — Teichmann, Richard vs Salwe, George — 1/2-1/2 — Vienna AUT
1911 — Capablanca, Jose vs Baudet, Pierre Joseph Henri — 0-1 — NED
1913 — Mitovsky, Karoly vs Kiss, Marcell Antal — 0-1 — Debrecen HUN
1949 — Enevoldsen, Jens vs Nielsen, Bjorn — 0-1 — Copenhagen DEN
1949 — Ganchev, Vladimir vs Kolarov, Atanas Stefanov — 1/2-1/2 — Sofia BUL
1992 — Rieger, Marek vs Bittner, Thomas — 0-1 — Karlsruhe ch U20
1992 — Bus, Mariusz vs Xu, Yang(95) — 1/2-1/2 — Antwerp BEL