Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | — | — |
| Pions isolés | — | — |
| Arriérés | — | — |
| Chaînes | — | ● e7→d6, f7→g6, h7→g6 |
| Passés | — | — |
| Majorité | ● aile dame 3v2 | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● b5 (3v0), ● d5 (2v1) | ● g4 (2v1) |
| Cases faibles | — | — |
| Centre | ● d4 (1v0), ● d5 (2v1) | — |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs | |
| Semi-ouvertes | ● d | ● c |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 2) | |
| Bf1 | ● Bf1 Non développé (mob. 5) | |
| Bc8 | ● Bc8 Non développé (mob. 5) | |
| Bf8 | ● Bf8 Non développé (mob. 2) | |
| Paire de fous | ● Oui | ● Oui |
| Non développées | 4 (● c1, ● f1, ● 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 | mobile | |
| Ruptures | ● e4-e5, ● f4-f5 | ● …d6-d5, ● …e7-e5 |
B71a — Sicilian: Dragon, Levenfish Variation
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 * ● Trait aux Noirs
Ouverture — Centre mobile
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
abcdefgh
Plans. Nxc6 (Menace d8 — 35 % des parties) ; e5 (Occuper le centre — 19 % des parties) ; Be2 (Fou actif (mobilité 8), Développer f1 — 14 % des parties) ; Nf3 (9 % des parties) ; Bb5 (Fou actif (mobilité 9), Développer f1 — 8 % des parties).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...Nc6 (Développer b8 — 58 % des parties) ; ...Bg7 (Fianchetto, fou sur la grande diagonale — 22 % des parties) ; ...Nbd7 (Développer b8 — 14 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
| Partie |
|---|
| 1955 Long Beach US-open – Round 9 – Sherwin, James T – 1/2-1/2 – Byrne, David – G45 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Bg4 7. Qd3 Nc6 8. Be3 Bg7 9. h3 Bd7 10. Be2 Rc8 |
| 1955 Wch U20 prel-C – Round 3 – Keller, Dieter – 1-0 – Philippe, Georges – G6 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 e5 7. Nf3 Bg4 8. fxe5 Bxf3 9. Qxf3 dxe5 10. Bg5 Bg7 |
| 1956 New York Rosenwald – Round ? – Seidman, Herbert – 1-0 – Byrne, David – G32 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Bg4 7. Bb5+ Nbd7 8. Qd3 a6 9. h3 axb5 10. hxg4 Nxg4 |
| 1960 Friendly – Round ? – Collins, Richard Arnold – 1-0 – Collins, Paul H – G20 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Be6 7. Be3 Bg7 8. e5 dxe5 9. fxe5 Nfd7 10. Nxe6 fxe6 |
| 1961 Skittles – Round ? – Blackstone, John – 0-1 – Koelsche, Dr – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 a6 7. Be2 Bg7 8. Be3 O-O 9. O-O Nbd7 10. Bf3 e5 |
| 1965 Corr UDAPA – Round ? – Morgado, Juan Sebastian – 1-0 – Luccioni, Oscar E – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Bg4 7. Bb5+ Nbd7 8. Qd3 Bg7 9. h3 Be6 10. Nxe6 fxe6 |
| 1966 La Habana olm fin-C – Round 8 – Alvarez del Monte, Jose – 1/2-1/2 – Suarez, Luis Armando – G55 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 a6 7. Be2 Bg7 8. Be3 Qc7 9. O-O Nbd7 10. Nb3 b5 |
| Bugojno 1978 – Round 1 – Huebner, Robert – 0-1 – Hort, Vlastimil – G9 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 a6 7. Bc4 Bg7 8. Bb3 O-O 9. Be3 Nc6 10. h3 Bd7 |
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- B20-B99 1. e4 c5 - Sicilian Defense, B70-B79 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 Sicilian, dragon variation, B71 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 - Sicilian Defense: Dragon Variation, Levenfish Variation (1946), B71a - 6…* - Dragon Variation, Levenfish Variation (1955), SÉRIE B 1.e4 2....
1955 Long Beach US-open – Round 9 – Sherwin, James T – 1/2-1/2 – Byrne, David – G45
- Lire la suite
-
- B20-B99 1. e4 c5 - Sicilian Defense, B70-B79 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 Sicilian, dragon variation, B71 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 - Sicilian Defense: Dragon Variation, Levenfish Variation (1946), B71a - 6…* - Dragon Variation, Levenfish Variation (1955), SÉRIE B 1.e4 2....
1955 Wch U20 prel-C – Round 3 – Keller, Dieter – 1-0 – Philippe, Georges – G6
- Lire la suite
-
- B20-B99 1. e4 c5 - Sicilian Defense, B70-B79 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 Sicilian, dragon variation, B71 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 - Sicilian Defense: Dragon Variation, Levenfish Variation (1946), B71a - 6…* - Dragon Variation, Levenfish Variation (1955), SÉRIE B 1.e4 2....
1956 New York Rosenwald – Round ? – Seidman, Herbert – 1-0 – Byrne, David – G32
- Lire la suite
-
- B20-B99 1. e4 c5 - Sicilian Defense, B70-B79 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 Sicilian, dragon variation, B71 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 - Sicilian Defense: Dragon Variation, Levenfish Variation (1946), B71a - 6…* - Dragon Variation, Levenfish Variation (1955), SÉRIE B 1.e4 2....
1960 Friendly – Round ? – Collins, Richard Arnold – 1-0 – Collins, Paul H – G20
- Lire la suite
-
- B20-B99 1. e4 c5 - Sicilian Defense, B70-B79 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 Sicilian, dragon variation, B71 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 - Sicilian Defense: Dragon Variation, Levenfish Variation (1946), B71a - 6…* - Dragon Variation, Levenfish Variation (1955), SÉRIE B 1.e4 2....
1961 Skittles – Round ? – Blackstone, John – 0-1 – Koelsche, Dr – G5
- Lire la suite
-
- B20-B99 1. e4 c5 - Sicilian Defense, B70-B79 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 Sicilian, dragon variation, B71 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 - Sicilian Defense: Dragon Variation, Levenfish Variation (1946), B71a - 6…* - Dragon Variation, Levenfish Variation (1955), SÉRIE B 1.e4 2....
1965 Corr UDAPA – Round ? – Morgado, Juan Sebastian – 1-0 – Luccioni, Oscar E – G8
- Lire la suite
-
- B20-B99 1. e4 c5 - Sicilian Defense, B70-B79 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 Sicilian, dragon variation, B71 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 - Sicilian Defense: Dragon Variation, Levenfish Variation (1946), B71a - 6…* - Dragon Variation, Levenfish Variation (1955), SÉRIE B 1.e4 2....
1966 La Habana olm fin-C – Round 8 – Alvarez del Monte, Jose – 1/2-1/2 – Suarez, Luis Armando – G55
- Lire la suite
-
- B20-B99 1. e4 c5 - Sicilian Defense, B70-B79 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 Sicilian, dragon variation, B71 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.f4 - Sicilian Defense: Dragon Variation, Levenfish Variation (1946), B71a - 6…* - Dragon Variation, Levenfish Variation (1955), SÉRIE B 1.e4 2....
Bugojno 1978 – Round 1 – Huebner, Robert – 0-1 – Hort, Vlastimil – G9
- Lire la suite









Hou, Yifan — 1 partie
1950 — Pilnik, Herman vs Eliskases, Erich — 1/2-1/2 — Mar del Plata ARG
1950 — Rellstab, Ludwig vs Morcken, Otto B — 1/2-1/2 — Dubrovnik olm
1950 — Cotton, Donald R vs Spiller, Arthur R — 0-1 — Los Angeles, CA USA
1950 — Tal, Mikhail vs Klavins, Janis — 1-0 — USSR
1950 — Shapiro, Leon vs Somov, Vladimir — 1-0 — Leningrad RUS
1951 — Crisovan vs Rey, Hans — 1-0 — Switzerland
1951 — Emden, Hermann vs Staldi, Cherubino — 1/2-1/2 — Venice ITA
1954 — Matsukevich, Anatoly vs Shlafirner — 1-0 — Razan
1952 — Pedersen, Eigil vs Porath, Yosef — 1-0 — Helsinki olm
1955 — Conrady, Alphonse vs Gilg, Karl — 0-1 — GER
1956 — Bhaskar Jyoti Koch vs Laustsen, Albert — 1-0 — corr Wch2
1958 — Medhurst, Brian vs Hollinghurst, Ralph — 1/2-1/2 — RAC Club, London
1956 — Hansen, Per vs Enevoldsen, Jens — 0-1 — Kiel GER
1961 — Blackstone, John vs Koelsche, Dr — 0-1 — San Jose, CA USA
1966 — Ablanedo Jimenez, Alvaro Alfonso vs Suarez, Luis Armando — 1/2-1/2 — Havana CUB
1967 — Cabrido, Victor vs Rodriguez, Ruben — 1/2-1/2 — Manila PHI