C85i — Spanish: Closed, Exchange, 7.Qe1 Nd7 8.b3

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Bxc6 dxc6 7.Qe1 Nd7 8.b3 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Bb2 (Fianchetto, fou sur la grande diagonale — 96 % des parties) ; d4 (Occuper le centre — 2 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...O-O (Mettre le roi en sécurité, connecter les tours — 49 % des parties) ; ...c5 (Frapper le centre adverse — 43 % des parties) ; ...f6 (Poussée — 6 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	● c6, ● c7
Pions isolés	—	—
Arriérés	—	—
Chaînes	● a2→b3, c2→b3	● b7→a6, b7→c6
Passés	—	—
Majorité	—	● aile dame 4v3

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	● b5 (2v0), ● c5 (2v0)
Cases faibles	—	—
Centre	● e4 (1v0)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	—	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 2)
Be7		● Be7 Actif (mob. 8)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	Non	● Oui
Non développées	3 (● b1, ● c1, ● a1)	3 (● c8, ● 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	fermé
Ruptures	● d2-d4	● …f7-f5

Partie
1955 Erfurt – Round 3 – Bely, Matthieu – 0-1 – Dittmann, Sieghart – G27 1. e4 e5 2. Nf3 Nf6 3. Bb5 a6 4. Ba4 Nc6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 O-O 9. Bb2 Bf6 10. Nc3 Re8
1955 Novi Sad – Round 12 – Smederevac, Petar – 0-1 – Gligorić, Svetozar – G97 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 c5 9. Bb2 f6 10. c3 O-O
1957 Dublin zt – Round 13 – Schmid, Leo – 1/2-1/2 – Pachman, Ludek – G103 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 c5 9. Bb2 f6 10. Nc3 O-O
1957 Dublin zt – Round 3 – Durão, Joaquim Manuel – 1-0 – Catozzi, Henry – G22 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 O-O 9. Bb2 Bf6 10. d3 g6
1958 Munich olm prel – Round 1 – Farre Mallofre, Miguel – 1-0 – Lotfy, Abdel Rahman – G25 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 f6 9. Bb2 O-O 10. d4 Bd6
1958 Munich olm prel – Round 6 – Pedersen, Eigil – 0-1 – Reissman, Paul – G143 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 O-O 9. Bb2 Bd6 10. d4 f6
1959 AUS Ch – Round 13.2 – Sarapu, Ortvin – 1/2-1/2 – Weber Otto – G57 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 c5 9. Bb2 Bf6 10. Qe3 O-O
1960 Clare Benedict Cup 07th – Round 5 – Kupper, Josef – 1/2-1/2 – Giustolisi, Alberto – G42 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 O-O 9. Bb2 Bf6 10. d3 Re8
1960 Madrid zt – Round 8 – Durão, Joaquim Manuel – 0-1 – Neikirkh, Oleg – G62 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 c5 9. Bb2 Bd6 10. a4 O-O
1963 CSR Ch – Round 2 – Smejkal, Jan – 1/2-1/2 – Blatny, Frantisek – G13 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 Bd6 9. Bb2 c5 10. d3 f6
1963 Rubinstein Memorial – Round 9 – Fichtl, Jiri – 1/2-1/2 – Padevsky, Nikola – G62 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 c5 9. Bb2 Bd6 10. Na3 f6
1965 FRG Ch 08th – Round 13 – Hecht, Hans-Joachim – 1-0 – Hodakowsky, Georg – G24 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 f6 9. d4 O-O 10. Bb2 Bd6
1965 Hastings ch-BCF – Round 6 – Fuller, Roberto Antonio – 1/2-1/2 – Aabel Thomas Eapen – G73 1. Nf3 Nc6 2. e4 e5 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 O-O 9. Bb2 Bf6 10. d4 Re8
1966 Rio Hondo zt – Round 9 – Emma, Jaime – 1/2-1/2 – Mecking, Henrique – G53 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 c5 9. Bb2 Bf6 10. d3 O-O
1967 Stary Smokovec – Round 11 – Schrancz, Istvan – 1/2-1/2 – Jankovec, Ivan – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 O-O 9. Bb2 Bf6 10. h3 Re8
1968 Lugano olm - Round 1 - Durão, Joaquim Manuel - 1-0 - Domnitz, Zadok - G295 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 O-O 9. a4 f6 10. Nh4 Nc5
1968 Netanya-A – Round 8 – Troianescu, Octav – 1-0 – Kraidman, Yair – G48 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 c5 9. Bb2 f6 10. Nc3 Nf8
1968 ROM Ch – Round 10 – Segal, Alexandru Sorin – 0-1 – Botez, Constantin – G58 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 c5 9. Bb2 Bd6 10. Na3 b5
1969 Liberation – Round 8 – Ostojic, Predrag – 1/2-1/2 – Matanovic, Aleksandar – G37 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 c5 9. Bb2 Bd6 10. a4 O-O
Dos Hermanas 1996 – Round 9 – Kramnik, Vladimir – 1/2-1/2 – Shirov, Alexei – G33 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 c5 9. Bb2 Bd6 10. a4 Qe7

C85i — Closed, Exchange (1955)

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Bxc6 dxc6 7.Qe1 Nd7 8.b3

Les coups candidats

8…O-O — 49.0% (227 parties)

Ambassadeurs : Shabalov, Alexander (5x), Gullaksen, Eirik (4x), Barbu, George-Viorel (4x), Durão, Joaquim Manuel (3x), Jackson, Sheila (3x), Kovalev, Andrei (3x), El Taher, Fouad (3x), Lanc, Alois (3x)

8…c5 — 43.2% (200 parties)

Ambassadeurs : Shabalov, Alexander (5x), Lanc, Alois (5x), Blatny, Pavel (5x), Padevsky, Nikola (3x), Magem Badals, Jordi (3x), Hebden, Mark L (3x), Shirov, Alexei (3x), Bryson, Douglas M (2x)

8…f6 — 5.6% (26 parties)

Ambassadeurs : Farre, Miguel (1x), Lotfy, Abdel Rahman (1x), Hecht, Hans-Joachim (1x), Hodakowsky, Georg (1x), Bednarski, Jacek (1x), Iskov, Gert (1x), Rocha, Wellington Carlos (1x), Van Riemsdijk, Herman C. (1x)

8…Bd6 — 1.5% (7 parties)

Ambassadeurs : Smejkal, Jan (1x), Blatny, Frantisek (1x), Kassis, Antoine (1x), Binks, Michael (1x), Jackson, Adrian (1x), Moore, John C (1x), Sethuraman, S.P. (1x), Matta, Vinay Kumar (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8…O-O	8…c5	8…f6	8…Bd6
<1800	4	25%	75%	—	—
1800-2200	131	48%	40%	7%	3%
2200-2600	246	53%	40%	6%	1%
2600+	5	20%	80%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	8…O-O	8…c5	8…f6	8…Bd6
1950s	9	56%	33%	11%	—
1960s	18	33%	56%	6%	6%
1970s	16	31%	62%	6%	—
1980s	19	37%	58%	—	—
1990s	178	48%	46%	6%	1%
2000s	135	49%	40%	7%	3%
2010s	74	65%	30%	4%	—
2020s	14	36%	64%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8…O-O	65%	36%	▼ -29.2%
8…c5	30%	64%	▲ +34.6%
8…f6	4%	0%	▼ -4.1%
8…Bd6	0%	0%	+0.0%

Joueurs célèbres

Champions du monde dans cette position

Kramnik, Vladimir — 2 parties

Parties historiques

8…O-O — 49.0% (227 parties)

1955 — Bely, Miklos vs Dittmann, Sieghart — 0-1 — Erfurt GER
1955 — Bely, Miklos vs Dittmann, Sieghart — 0-1 — Erfurt GER
1957 — Durão, Joaquim Manuel vs Catozzi, Henry — 1-0 — Dublin zt
1957 — Durao, Joaquim vs Catozzi, Mauro — 1-0 — Dublin zt
1958 — Pedersen, Eigil vs Reissman, Paul — 0-1 — Munich GER

8…c5 — 43.2% (200 parties)

1955 — Smederevac, Petar vs Gligoric, Sofija — 0-1 — Novi Sad SRB
1957 — Schmid, Lothar vs Pachman, Ludek — 1/2-1/2 — Dublin zt
1959 — Sarapu, Ortvin vs Weber, Otto — 1/2-1/2 — Sydney AUS
1960 — Durão, Joaquim Manuel vs Neikirkh, Oleg — 0-1 — Madrid zt
1961 — Harmony Karpis vs Huebener, Joachim U G — 1/2-1/2 — cr.

8…f6 — 5.6% (26 parties)

1958 — Farre, Miguel vs Lotfy, Abdel Rahman — 1-0 — Munich GER
1965 — Hecht, Hans-Joachim vs Hodakowsky, Georg — 1-0 — Bad Aibling GER
1977 — Bednarski, Jacek vs Iskov, Gert — 1-0 — Bern SUI
1990 — Forgach, Andreas, Dr. vs Kleinschmidt, Felix — 0-1 — Hessen
1990 — Norri, Joose vs Sorri, Kari Juhani — 1-0 — Helsinki FIN

8…Bd6 — 1.5% (7 parties)

1963 — Smejkal, Jan vs Blatny, Frantisek — 1/2-1/2 — Prague CZE
1998 — Kassis, Antoine vs Binks, Michael — 1/2-1/2 — Elista RUS
1999 — Jackson, Adrian vs Moore, John C — 1/2-1/2 — London ENG
2004 — Sethuraman, S.P. vs Matta, Vinay Kumar — 0-1 — Chennai IND
2004 — Borge, Nikolaj vs Pedersen, Daniel Vesterbaek — 0-1 — Aarhus DEN

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