C70n — Spanish: Schliemann Deferred, 5.d4 exd4 6.e5

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 f5 5.d4 exd4 6.e5 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur la case forte g5, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Les fous enfermés en c8 et f8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier b1, le fou c1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; Nbd2 (Développer Nb1) ; Be3 (Développer Bc1) ; h3 (Empêcher ...Bg4) ; Tour sur colonne d.

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur une majorité de pions à l'centre (2 contre 1), la case forte b4, la paire de fous et la colonne semi-ouverte e.

Côté adverse. Le fou enfermé en c1 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier g8, les fous c8 et f8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...d6 (Libérer Bc8) ; ...Nf6 (Développer Ng8) ; ...Be7 (Développer Bf8) ; ...Bg4 (Clouer Nf3).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	● d4, ● d7
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● b7→a6
Passés	—	—
Majorité	—	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● g5 (2v1)	● b4 (2v0)
Cases faibles	—	—
Centre	● d4 (2v1)	● e4 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● e

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Ba4	● Ba4 Ok (mob. 3)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (b1, c1, a1, h1)	5 (g8, 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	semi-ouvert
Ruptures	● c2-c3, ● c2-c4	● …d7-d6, ● …d7-d5, ● …f5-f4

Partie
1928 The Hague – Round 10 – Steiner, Lajos – 0-1 – Matisons, Hermanis – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 8. ... d5 9. c3 9. ... dxc3 10. Nxc3 Be6
1947 Hilversum zt – Round 10 – Pachman, Ludek – 0-1 – Castaldi, Vincenzo – G38 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. c3 dxc3 8. Nxc3 Nge7 9. Bb3 d5 10. Bg5 Be6
1950 Bled – Round 1 – Fuderer, Andrija – 1-0 – O'Kelly, Albéric de Galway – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 Na5 9. c3 Nxb3 10. Qxb3 d5
1953 Glasgow International – Round 5 – Penrose, Jonathan – 1-0 – Aitken, James – G13 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 Na5 9. c3 d3 10. Ng5 Nxb3
1954 Olympiad final B – Round 1 – Andersen, Borge – 1-0 – Beni, Alfred – G20 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. c3 dxc3 10. Nxc3 Na5
1954 Zuerich Zurich SUI – Round 4 – Kupper, Josef – 1-0 – Beni, Alfred – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. c3 dxc3 10. Nxc3 Be6
1956 CSR Ch sf – Round 13 – Dobias, Josef – 1/2-1/2 – Kopriva, Jiri – G37 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. Bb3 Nge7 8. Ng5 d5 9. Qh5+ Ng6 10. Bf4 Be7
1957 Warchau ch POL – Round 3 – Kostro, Jerzy – 1-0 – Kmita, Zbigniew – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. c3 dxc3 8. Nxc3 Nge7 9. Bb3 d5 10. exd6 Qxd6
1959 Cerveny Kostelec – Round 4 – Fabian, Jaroslav – 0-1 – Blatny, Frantisek – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. exd6 Qxd6 10. Ng5 Nd8
1959 CSR Ch – Round 1 – Ivanco, Imrich – 0-1 – Ratolistka, Josef – G6 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. Bg5 Nge7 8. O-O O-O 9. Re1 h6 10. Bxc6 dxc6
1959 CSR Ch – Round 2 – Blatny, Frantisek – 1-0 – Fichtl, Jiri – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. c3 dxc3 8. Nxc3 Nge7 9. Bb3 d5 10. O-O Be6
1959 Dresden – Round 1 – Pietzsch, Wolfgang – 1-0 – Fichtl, Jiri – G14 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Re1 O-O 9. c3 dxc3 10. Nxc3 Kh8
1959 Dresden – Round 10 – Ivkov, Borislav – 1-0 – Fichtl, Jiri – G72 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. exd6 Qxd6 10. Re1 h6
1959 Marianske Lazne – Round 14 – Glass, Eduard – 0-1 – Blatny, Frantisek – G97 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. c3 dxc3 8. Nxc3 Nge7 9. Bb3 d5 10. Nxd5 Nxd5
1959 Riga – Round 1 – Gipslis, Aivars – 1/2-1/2 – Nei, Iivo – G42 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. c3 dxc3 8. Nxc3 Nge7 9. Bb3 d5 10. O-O Be6
1959 URS-ch26 – Round 4 – Nikitin, Aleksander S – 1/2-1/2 – Vasiukov, Evgeni – G4 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. c3 dxc3 8. Nxc3 Nge7 9. Bb3 d5 10. O-O Be6
1960 Aalborg – Round 1 – Pedersen, Eigil – 1-0 – Hamann, Svend – G26 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. exd6 Qxd6 10. Ng5 Nd5
1960 CSR Ch – Round 15 – Jezek, Stanislav – 1/2-1/2 – Blatny, Frantisek – G130 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. c3 dxc3 8. Nxc3 Nge7 9. Bb3 d5 10. exd6 Qxd6
1960 CSR Ch – Round 6 – Jezek, Stanislav – 1/2-1/2 – Jansa, Vlastimil – G52 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. exd6 Qxd6 10. Ng5 Nd8
1960 Varna Varna BUL – Round 1 – Milev, Zdravko – 1/2-1/2 – Fichtl, Jiri – G5 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. exd6 Qxd6 10. Nbd2 Be6
1960 WchT U26 07th – Round 3 – Blom Seppo – 0-1 – Knezevic, Milorad – G5 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. exd6 Qxd6 10. Re1 h6
1961 Marianske Lazne zt – Round 14 – Milic, Borislav – 1/2-1/2 – Gragger, Anton Fritz – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. c3 dxc3 9. Nxc3 d5 10. Bb3 Be6
1961 Palanga Baltic Ch – Round ? – Maslov, Leonid P – 1/2-1/2 – Nei, Iivo – G50 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. a3 O-O 9. b4 Ba7 10. Bb3+ Kh8
1961 Zevenaar – Round 7 – Matanovic, Aleksandar – 1-0 – Beni, Alfred – G55 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. exd6 Qxd6 10. Ng5 Nd8
1962 CSR Ch sf – Round 6 – Jezek, Stanislav – 1-0 – Ratolistka, Josef – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. c3 dxc3 9. Nxc3 d5 10. Bg5 Be6
1962 Kislovodsk – Round ? – Korelov, Alexander P – 1/2-1/2 – Mazukevich – G20 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bb4+ 7. c3 dxc3 8. bxc3 Bc5 9. O-O d5 10. exd6 Qxd6
1962 Match – Round 1 – Dupuis, Patrice – 1-0 – Mack Lee, Aizyleen – G20 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 h6 9. c3 d5 10. cxd4 Bb4
1962 Match – Round 1 – Glicker, J. – 1-0 – Mack Lee, Aizyleen – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. a3 h6 9. b4 Bb6 10. Bb2 O-O
1963 Corr – Round ? – Urbanek, Simon – 1/2-1/2 – Estrin, Yakov – G8 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. h4 Nge7 8. h5 h6 9. Bf4 d5 10. exd6 Bxd6
1963 FRG Ch 07th – Round 15 – Ellrich, Paul – 1-0 – Clemens, Christian, Dr. – G31 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. exd6 Qxd6 10. Re1 h6
1963 FRG Ch 07th – Round 3 – Bialas, Wolfram – 1/2-1/2 – Clemens, Christian, Dr. – G5 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Re1 d5 9. exd6 Qxd6 10. Bxc6+ Qxc6
1963 FRG Ch 07th – Round 7 – Bachmann, Karlheinz – 1/2-1/2 – Clemens, Christian, Dr. – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Qe2 h6 9. Rd1 b5 10. Bb3 Na5
1964 ARG Ch – Round 17 – Rubinetti, Jorge – 1-0 – Burgalat, Francisco J – G71 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Nge7 7. O-O b5 8. Bb3 Na5 9. c3 d3 10. Ng5 Nc4
1964 CSR Ch – Round 8 – Alster, Ladislav – 0-1 – Fichtl, Jiri – G60 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. exd6 Qxd6 10. Nbd2 Be6
1964 Tel Aviv olm – Round 1 – Fuchs, Reinhart – 1-0 – Gragger, Anton – G95 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. exd6 Qxd6 10. Re1 Bd7
1968 CSR Ch – Round 3 – Jansa, Vlastimil – 1-0 – Lechtynsky, Jiri – G25 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. exd6 Qxd6 10. Re1 Bd7
1968 Havirov – Round 2 – Blatny, Frantisek – 1/2-1/2 – Pantaleev, Dimitar Dimitrov – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. O-O Nge7 8. Bb3 d5 9. exd6 Qxd6 10. Re1 Bd7
8. Norway Chess 2020 – Round 7.3 – Duda, Jacob – 1-0 – Aditya Tari – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 b5 7. Bb3 Bb7 8. O-O Na5 9. Nxd4 c5 10. Nxf5 c4
Amber Rapid 2003 – Round 5 – Almasi, Zoltan – 1-0 – Shirov, Alexei – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 Bc5 7. Bg5 Nge7 8. c3 dxc3 9. Nxc3 h6 10. Bxe7 Nxe7
FIDE Candidates 2024 - Round 3 - Vidit, Santosh Gujrathi - 0-1 - Praggnanandhaa R 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 b5 7. Bb3 Na5 8. Nxd4 Bb7 9. Nxf5 Nxb3 10. axb3 d6
World Blitz 2019 – Round 16.13 – Morozevich, Alexander – 0-1 – Sychev, Klementy – G1056 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 f5 5. d4 exd4 6. e5 b5 7. Bb3 Bb7 8. O-O Na5 9. Bxg8 Rxg8 10. Nxd4 Qh4

C70n — Schliemann Deferred

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 f5 5.d4 exd4 6.e5

Eval: [+1.11]

Les coups candidats

6…Bc5 — 79.2% (446 parties)

Ambassadeurs : Goldberg, Alexander, Dr. (21x), Pljusnin, Victor (10x), Blatny, Frantisek (7x), Christ Heinz (6x), Haubt, Georg (6x), Fichtl, Jiri (5x), Lorin, Fabrice (5x), Zagorovsky, Vladimir (4x)

6…b5 — 17.2% (97 parties)

Ambassadeurs : Raahul, V S (4x), Padmini, Rout (2x), Borisova, Ekaterina (2x), Nigmatov, Ortik (2x), Tiviakov, Sergei (2x), Sokolov, Ivan (2x), Anadkat Kartavya (2x), David, Alberto (2x)

6…Bb4+ — 2.1% (12 parties)

Ambassadeurs : Lobron, Eric (2x), Lepeshkin, Vladimir (1x), Zagorovsky (1x), Nei, Iivo (1x), Vinogradov, Aleksandr (1x), Korelov, Alexander P (1x), Mazukevich (1x), Bialas, Wojciech (1x)

6…Nge7 — 0.9% (5 parties)

Ambassadeurs : Rubinetti, Jorge (1x), Burgalat, Francisco J (1x), Janko, Ladislav (1x), Kukel, Imre (1x), Johnson, Heinrich (1x), Sandocal, Uezmir (1x), Astroukh, Vitalij (1x), Boni, Roberto (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…Bc5	6…b5	6…Bb4+	6…Nge7
<1800	5	80%	—	20%	—
1800-2200	118	80%	15%	2%	3%
2200-2600	206	63%	35%	2%	—
2600+	8	25%	75%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	6…Bc5	6…b5	6…Bb4+	6…Nge7
1900s	1	100%	—	—	—
1920s	1	100%	—	—	—
1940s	2	100%	—	—	—
1950s	27	100%	—	—	—
1960s	52	90%	2%	6%	2%
1970s	35	100%	—	—	—
1980s	105	98%	—	2%	—
1990s	104	95%	—	2%	1%
2000s	75	95%	—	4%	—
2010s	64	88%	6%	3%	3%
2020s	97	4%	95%	—	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…Bc5	88%	4%	▼ -83.4%
6…b5	6%	95%	▲ +88.6%
6…Bb4+	3%	0%	▼ -3.1%
6…Nge7	3%	1%	▼ -2.1%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Aleksandr — 1 partie

Parties historiques

6…Bc5 — 79.2% (446 parties)

1905 — Gajdos, Janos vs Heilmann, Ernst — 0-1 — Barmen GER
1928 — Steiner, Lajos vs Matisons, Hermanis — 0-1 — Amateur championship
1947 — Pachman, Ludek vs Castaldi, Vincenzo — 0-1 — Hilversum zt
1949 — Karastoichev, Emil vs Ganchev, Victor — 0-1 — ?
1950 — Smetana, Jan vs Gonsior, Evzen — 1-0 — Zlin ch CZE vedle

6…b5 — 17.2% (97 parties)

1965 — Kwasniewski, Zdzislaw vs Galewicz, Marek — 1-0 — Poznan POL
2016 — Minasyan, Mushegh vs Gridnev, Yury — 1-0 — Erevan ARM
2017 — Elgersma, Simon vs Beerdsen, Thomas — 0-1 — Assen NED
2018 — Beikert, Guenther, Dr. vs Buecker, Stefan — 1/2-1/2 — Sasbach
2019 — Morozevich, Alexander vs Sychev, Klementy — 0-1 — Moscow RUS

6…Bb4+ — 2.1% (12 parties)

1960 — Lepeshkin, Vladimir vs Zagorovsky — 1-0 — Odessa UKR
1962 — Nei, Iivo vs Vinogradov, Aleksandr — 1-0 — Tartu
1962 — Korelov, Alexander P vs Mazukevich — 1/2-1/2 — Kislovodsk
1986 — Lobron, Eric vs Bialas, Wojciech — 1-0 — Duitsland tt
1986 — Lobron, Eric vs Bialas, Wolfram — 1-0 — GER

6…Nge7 — 0.9% (5 parties)

1964 — Rubinetti, Jorge vs Burgalat, Francisco J — 1-0 — Buenos Aires ARG
1999 — Janko, Ladislav vs Kukel, Imre — 1-0 — Nove Zamky SVK
2014 — Johnson, Heinrich vs Sandocal, Uezmir — 1-0 — LSS
2016 — Astroukh, Vitalij vs Boni, Roberto — 1-0 — LSS
2021 — Alonso López, Miguel Ángel vs Calvo Muro, Roberto — 1-0 — ICCF

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