C74e — Spanish: Modern Steinitz, Siesta, Kopayev Variation

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 f5 6.exf5 Bxf5 7.O-O * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité aile_roi (3v2), Ba4 actif, paire de fous, colonne e.
Faiblesses adverses : Bf8 enfermé, roi noir au centre.
Problèmes : Bc1 enfermé, arriéré d2, 3 pièces non développées (B1, C1, A1).
Plans :
● Nc3 — Développer Nb1
● d3 — Libérer Bc1
● h3 — Empêcher ...Bg4
● Re — Tour sur colonne e

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité centre (2v1), case forte e5, Bf5 actif, paire de fous, colonne f.
Faiblesses adverses : arriéré d2, Bc1 enfermé.
Problèmes : roi au centre, Bf8 enfermé, 4 pièces non développées (G8, F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Nf6 — Développer Ng8
● ...Be7 — Développer Bf8
● ...Bg4 — Clouer Nf3
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

C74e — Modern Steinitz Siesta Kopayev Variation

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 f5 6.exf5 Bxf5 7.O-O

Eval: [+0.30]

Les coups candidats

7…Bd3 — 93.0% (1032 parties)

Ambassadeurs : Yandemirov, Valeri (33x), Guevara Pijoan, Josep (21x), Krebs, Jürgen (19x), Correia, Francisco (18x), Garau, Bernard (18x), Ghysens, Dirk (17x), Boulanger, Michel (15x), Green, Peter (14x)

7…Nf6 — 2.9% (32 parties)

Ambassadeurs : Sampson, H Wayne (6x), von Hoesslin, Holger (2x), Pilnik, Herman (1x), Rossetto, Hector (1x), Kopaev, Nikolay A (1x), Furman, Semyon (1x), Kopaev, Ivan (1x), Furman Oman, Anze (1x)

7…Be7 — 2.9% (32 parties)

Ambassadeurs : Jezek, Stanislav (2x), Panov, Vasily (1x), Levenfish, Grigory (1x), Letelier Martner, Rene (1x), Engels, Ludwig (1x), Van Schoor, Karl (1x), Willaert, Robert (1x), Simandl, Karel (1x)

7…b5 — 0.7% (8 parties)

Ambassadeurs : Del Pozo, Nestor (1x), Engels, Ludwig (1x), Steffan, Johannes (1x), Feher-Polgar, Dr.Pal (1x), Sala, Stefano (1x), McIntosh Rob (1x), Aslanian, Ludmila K. (1x), Kubata, Viktoria (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…Bd3	7…Nf6	7…Be7	7…b5
<1800	26	81%	15%	—	4%
1800-2200	278	91%	4%	4%	1%
2200-2600	456	97%	1%	1%	0%
2600+	24	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7…Bd3	7…Nf6	7…Be7	7…b5
1940s	9	56%	33%	11%	—
1950s	12	58%	17%	25%	—
1960s	65	89%	3%	6%	2%
1970s	78	100%	—	—	—
1980s	98	98%	—	1%	—
1990s	164	92%	4%	3%	1%
2000s	237	90%	4%	4%	1%
2010s	339	93%	3%	3%	1%
2020s	108	99%	—	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…Bd3	93%	99%	▲ +5.9%
7…Nf6	3%	0%	▼ -2.9%
7…Be7	3%	0%	▼ -2.7%
7…b5	1%	0%	▼ -0.9%

Joueurs célèbres

Champions du monde dans cette position

Anand, Viswanathan — 2 parties
Tal, Mikhail — 1 partie

Parties historiques

7…Bd3 — 93.0% (1032 parties)

1949 — Aronin, Lev vs Kopylov, Nikita — 1-0 — Moskou ch-URS
1949 — Boleslavsky, Isaac vs Ragozin, Viacheslav — 1-0 — Moscow RUS
1949 — Boleslavsky, Isaac vs Ragozin, Viacheslav — 1-0 — Moskou ch-URS
1949 — Koblencs, Alexander vs Kopylov, Igor — 1-0 — Leningrad RUS
1949 — Abramov, Lev vs Terpugov, Evgeny — 0-1 — Moscow RUS

7…Nf6 — 2.9% (32 parties)

1946 — Kopaev, Ivan vs Furman Oman, Anze — 0-1 — Leningrad RUS
1947 — Kopaev, Nikolay A vs Furman, Semyon — 0-1 — ch sf
1948 — Pilnik, Herman vs Rossetto, Hector — 1-0 — Buenos Aires/La Plata
1951 — GASPAR MARTINS, PEDRO MIGUEL vs Ravn, Palle — 1-0 — Copenhagen DEN
1956 — Sefc, Jan vs Jezek, Stanislav — 0-1 — Podebrady CZE

7…Be7 — 2.9% (32 parties)

1948 — Panov, Vasily vs Levenfish, Grigory — 1-0 — Moskou ch-URS
1955 — Betak Miroslav vs Florian, Jaromir — 0-1 — Prague CZE
1957 — Vesely, Jiri vs Jezek, Stanislav — 1/2-1/2 — Brno CZE
1958 — Van Schoor, Karl vs Willaert, Robert — 1-0 — Blankenberge
1960 — Letelier Martner, Rene vs Engels, Ludwig — 1-0 — Sao Paulo BRA

7…b5 — 0.7% (8 parties)

1960 — Del Pozo, Nestor vs Engels, Ludwig — 1-0 — Sao Paulo BRA
1991 — Steffan, Johannes vs Feher-Polgar, Dr.Pal — 1/2-1/2 — WT/M/GT/295 ICCF
2002 — Sala, Stefano vs McIntosh Rob — 1-0 — ?
2003 — Aslanian, Ludmila K. vs Kubata, Viktoria — 1-0 — Kharkov UKR
2007 — Varadi, Vendel vs Ghinea, Constantin — 1-0 — Felix Spa ROM

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	● d2	—
Chaînes	● b2→c3, d2→c3	● d6→e5, b7→a6, c7→d6
Passés	—	—
Majorité	● aile_roi 3v2	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	● e5 (2v1)
Cases faibles	—	—
Centre	—	● e4 (1v0), ● e5 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● e	● f

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Ba4	● Ba4 Actif (mob. 4)
Bf5		● Bf5 Actif (mob. 10)
Bf8		● Bf8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Clouages	—	● knight c6
Non développées	3 (b1, c1, a1)	4 (g8, f8, a8, h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Au centre !
Droits de roque	—	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c3-c4, ● d2-d3	● …d6-d5, ● …e5-e4

Partie
1948 Buenos Aires/La Plata it – Round 1 – Pilnik, Herman – 1-0 – Rossetto, Hector – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Nf6 8. d4 e4 9. d5 b5 10. dxc6 exf3
1948 Moskou ch-URS – Round 19 – Panov, Vasily – 1-0 – Levenfish, Grigory – G160 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Be7 8. d4 e4 9. d5 exf3 10. dxc6 b5
1949 Leningrad – Round 9 – Koblencs, Alexander – 1-0 – Kopylov, Igor – G68 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Re3 e4 10. Nd4 Qd7
1949 Moskou ch-URS – Round 1 – Aronin, Lev – 1-0 – Kopylov, Nikita – G116 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Re3 e4 10. Ne1 Bxb1
1949 Moskou ch-URS – Round 1 – Boleslavsky, Isaac – 1-0 – Ragozin, Viacheslav – G117 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Re3 e4 10. Ne1 Bxb1
1955 CSR Ch – Round 6 – Betak Miroslav – 0-1 – Florian, Jaromir – G47 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Be7 8. Re1 Nf6 9. d3 O-O 10. Qe2 Kh8
1956 CSR Ch – Round 9 – Sefc, Jan – 0-1 – Jezek, Stanislav – G83 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Nf6 8. d4 e4 9. Nh4 Bd7 10. Bg5 Be7
1957 CSR Ch sf – Round 7 – Vesely, Jiri – 1/2-1/2 – Jezek, Stanislav – G27 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Be7 8. d4 e4 9. d5 exf3 10. dxc6 b5
1959 Riga – Round ? – Klavins, Janis – 0-1 – Mikenas, Vladas – G87 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Re3 e4 10. Ne1 Bg5
1960 Leningrad ch-URS – Round 6 – Gurgenidze, Bukhuti – 0-1 – Sakharov, Yuri G. – G55 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 e4 9. Bc2 Kd7 10. Bxd3 exd3
1960 Leningrad ch-URS – Round 8 – Krogius, Nikolai V – 1-0 – Lutikov, Anatoly S – G76 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Qb3 Rb8 9. Re1 e4 10. Nd4 Ne7
1960 Sao Paulo zt – Round 10 – Letelier Martner, Rene – 1-0 – Engels, Ludwig – G53 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Be7 8. d4 e4 9. d5 exf3 10. dxc6 b5
1960 Sao Paulo zt – Round 18 – Del Pozo, Nestor – 1-0 – Engels, Ludwig – G92 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O b5 8. Bc2 Bxc2 9. Qxc2 Nf6 10. d4 e4
1961 Baku ch-URS – Round 9 – Gipslis, Aivars – 1/2-1/2 – Shianovsky, Vladislav I – G89 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Bc2 Bxc2 10. Qxc2 Nf6
1961 Bucharest GMT 5th – Round 9 – Tarnowski, Alfred – 1-0 – Ciocaltea, Victor – G36 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Qb3 b5 10. Qd5 Qd7
1961 CHI Ch – Round 7 – Flores Alvarez, Rodrigo – 1-0 – Jauregui, Carlos – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Nf6 8. d4 e4 9. d5 exf3 10. dxc6 b5
1961 GBR Ch 48th – Round 2.3 – Penrose, Justin – 1-0 – Ellison, Casey – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Qb3 b5 9. Qd5 Bxf1 10. Qxc6+ Ke7
1961 Moskou – Round 1 – Geller, Efim P – 1-0 – Lutikov, Anatoly S – G86 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Qb3 b5 10. Qd5 Qd7
1961 URS Ch sf Batumi GEO – Round ? – Gurgenidze, Bukhuti – 1-0 – Mosionzhik, Ilya – G47 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 e4 9. Bc2 Kd7 10. Bxd3 exd3
1961 URS-ch28 – Round ? – Smyslov, Vasily – 1/2-1/2 – Lutikov, Anatoly S – G35 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Re3 e4 10. Ne1 Bg5
1961 URS-ch29 sf Novgorod – Round 2 – Kholmov, Ratmir D – 1-0 – Muratov, Vladimir A – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Na3 Nf6 10. Bc2 Bxc2
1962 Bucharest – Round 2 – Drimer, Dolfi – 1/2-1/2 – Shianovsky, Vladislav I – G11 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Na3 Nf6 10. Bc2 Bxc2
1962 CSR Ch sf – Round 9 – Simandl, Karel – 1-0 – Jezek, Stanislav – G31 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Be7 8. Qe2 b5 9. Bb3 Qd7 10. d4 e4
1962 Paris FRA – Round ? – Druon, Roger – 1-0 – Thiellement, Andre – G13 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Be7 8. d4 e4 9. Ng5 b5 10. Bb3 d5
1962 Varna olm – Round 2 – Tringov, Georgi P – 1-0 – Ciocaltea, Victor – G100 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Re3 e4 10. Ne1 Bg5
1962 Vrnjacka Banja – Round 10 – Bradvarevic, Aleksandar – 1/2-1/2 – Rajkovic, Aleksandar – G97 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Bc2 Bxc2 10. Qxc2 Nf6
1963 Bad Liebenstein – Round 8 – Damjanovic, Mato – 1/2-1/2 – Ciocaltea, Victor – G56 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Re3 e4 10. Nd4 Qd7
1963 Bad Liebenstein – Round 9 – Minev, Nikolay N – 1/2-1/2 – Damjanovic, Mato – G63 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Qb3 b5 9. Qd5 Nd4 10. cxd4 Ne7
1963 Spartak CC – Round ? – Bannik, Anatolij – 1-0 – Estrin, Yakov – G25 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Bc2 Bxc2 10. Qxc2 Nf6
1963 URS Ch sf – Round ? – Lebedev, Boris – 1-0 – Lutikov, Anatoly S – G14 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Bc2 Bxc2 10. Qxc2 Nf6
1964 CCC sf – Round ? – Lepeshkin, Vladimir – 1-0 – Estrin, Yakov – G8 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. c4 Bxc4 10. d4 b5
1964 Corr – Round 1.2 – Dannberg, Wolf – 1/2-1/2 – Estrin, Yakov – G1 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Re3 e4 10. Ne1 Bg5
1964 Sarajevo 07th – Round 9 – Parma, Bruno – 1/2-1/2 – Ciocaltea, Victor – G20 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Qb3 b5 10. Qd5 Qd7
1964 Sarajevo BIH – Round 11 – Bogdanovic, Rajko – 1/2-1/2 – Ciocaltea, Victor – G23 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Qb3 b5 10. Qd5 Qd7
1965 BRA Ch 32th – Round 6 – De Souza Mendes, Joao – 1-0 – De Freitas, Marcio Elisio – G22 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Qb3 Rb8 9. Re1 Be7 10. Qd5 Bg6
1965 Yerevan – Round 9 – Fuchs, Reinhart – 1/2-1/2 – Nei, Iivo – G50 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 e4 9. Bc2 Be7 10. Bxd3 exd3
1967 Sarajevo – Round 8 – Tringov, Georgi P – 1/2-1/2 – Mestrovic, Zvonimir – G42 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Re3 e4 10. Ne1 Bg5
Corus 2001 – Round 9 – Tiviakov, Sergei – 1/2-1/2 – Piket, Jeroen – G58 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Bc2 Bxc2 10. Qxc2 Nf6
FIDE World Rapid Championship 2025 – Round 8 – Abdusattorov Nodirbek – 1-0 – Maksim Chigaev – G149 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Na3 Nf6 10. Bc2 Bxc2
TCh-RUS 2005 – Round 1 – Akopian, Vladimir – 1/2-1/2 – Yandemirov, Valeri – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Bc2 Bxc2 10. Qxc2 Nf6
World Blitz 2017 – Round 18.39 – Grigoriants, Sergey – 0-1 – Fressinet, Laurent – G947 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Bc2 Bxc2 10. Qxc2 Nf6
World Blitz 2022 – Round 9.49 – Zhalmakhanov, Ramazan – 0-1 – Anton Guijarro, David – G485 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Re3 e4 10. Ne1 Bg5
World Rapid 2016 – Round 7.30 – Grandelius, Nils – 0-1 – Adhiban, B. – G270 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. O-O Bd3 8. Re1 Be7 9. Qb3 b5 10. Qd5 Qd7

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