C85h — Spanish: Closed, Exchange, 7.Qe1 Nd7

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

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur une majorité de pions à l'centre (2 contre 1).

Côté adverse. Le fou enfermé en c8 et le roi resté au centre.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b1, le fou c1 et la tour a1).

Plans. Nbd2 (Développer Nb1) ; d3 (Libérer Bc1) ; h3 (Empêcher ...Bg4) ; c3 (Préparer d4).

♚ 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'aile_dame (4 contre 3), les cases fortes b5 et c5, un fou actif en e7, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Le fou enfermé en c1.

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

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...Bg4 (Développer Bc8, clouer Nf3) ; ...c5 (Rupture) ; ...f6 (Rupture) ; ...f5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	● c6, ● c7
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● b7→a6, b7→c6
Passés	—	—
Majorité	● centre 2v1	● 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. 0)
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	● c2-c3, ● d2-d3	● …c6-c5, ● …f7-f6, ● …f7-f5

Partie
1935 BCF Ch 28. Major Open – Round 2 – Fajarowicz, Sammi – 0-1 – Reshevsky, Samuel – G2 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Nf5 Bf6
1949 Moscow Ch – Round 1 – Bonch-Osmolovsky, Mikhail – 0-1 – Estrin, Yakov – G28 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Be3 Ne5
1949 Moscow Ch – Round 1 – Bonch-Osmolovsky, Mikhail – 1/2-1/2 – Simagin, Vladimir – G30 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Be3 Ne5
1952 Helsinki olm – Round 1 – Schmid, Leo – 1-0 – Johnsen, Larus – G162 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 Nc5 10. Nb3 Be6
1952 POL-ch10 – Round 3 – Witkowski, Stefan – 1/2-1/2 – Blaszczak, Czeslaw – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 Bf6 9. dxe5 Nxe5 10. Nxe5 Bxe5
1952 Tatranska ch CZE – Round 11 – Kozma, Julius – 0-1 – Kucera, Jan – G30 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Nc3 Re8
1953 Opatija – Round 15 – Beni, Alfred – 1-0 – Donner, Jan-Hein – G111 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Nf5 Bf6
1954 Munich zt – Round 2 – Toran Albero, Roman – 1-0 – Dunkelblum, Arthur – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Qe2 Nc5
1954 Olympiad final A – Round 1 – Schmid, Leo – 0-1 – Penrose, Justin – G71 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Nc3 Ne5
1954 Olympiad final B – Round 11 – Kupper, Josef – 1-0 – Doerner, Charles – G69 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 Bf6 9. Be3 Qe7 10. Nc3 O-O
1955 Buenos Aires CA – Round 14 – Trifunovic, Petar – 0-1 – Gligoric, Svetozar – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Nc3 Ne5
1955 Hamburg – Round 1 – Beni, Alfred – 0-1 – Matanovic, Aleksandar – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Nf5 Bf6
1955 Hamburg – Round 7 – Schmidt, Wolfgang – 0-1 – Matanovic, Aleksandar – G61 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 Nc5 10. Nf5 Bxf5
1955 Ljubljana – Round 12 – Karaklajic, Nikola – 0-1 – Milic, Borislav – G104 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Nd2 Ne5
1955 Zagreb – Round 12 – Karaklajic, Nikola – 1/2-1/2 – Milic, Borislav – G128 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Nc3 Nb6
1955 Zagreb – Round 9 – Karaklajic, Nikola – 1/2-1/2 – O'Kelly, Albéric de Galway – G100 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 Nb6 10. Be3 Nc4
1956 CSR Ch sf Bratislava SVK – Round 9 – Fichtl, Jiri – 1-0 – Ivanco, Imrich – G18 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Be3 Bf6
1956 Moscow olm fin-A – Round 4 – Walther, Edgar – 1/2-1/2 – Matanovic, Aleksandar – G61 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d3 O-O 9. Be3 c5 10. Qc3 Bd6
1956 Moscow olm fin-A – Round 9 – Walther, Edgar – 1-0 – Bely, Miklos – G155 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 Nc5 10. Qe3 O-O
1957 Hastings5758 – Round 1 – Blau, Max – 1/2-1/2 – Kluger, Gyula – G24 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d3 O-O 9. Qc3 Bd6 10. Be3 Qe7
1960 Leipzig olm prel – Round 5 – Farre Mallofre, Miguel – 1-0 – Galeb, Antoine – G186 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. Nc3 O-O 9. Ne2 c5 10. Ng3 g6
1963 Bath ch-BCF – Round 10 – Haygarth, Michael J – 0-1 – Littlewood, Norman – G86 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d3 O-O 9. Be3 Bf6 10. Nbd2 c5
1964 Tel Aviv olm prel – Round 3 – Walther, Edgar – 1-0 – Badilles, Glicerio – G29 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d3 O-O 9. Qc3 Bf6 10. Be3 Qe7
1964 Tel Aviv olm prel – Round 4 – Walther, Edgar – 1/2-1/2 – Mora, Federico – G156 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d3 f6 9. d4 Bd6 10. Be3 Qe7
1965 Hamburg etc – Round 3 – Hecht, Hans-Joachim – 1/2-1/2 – Radovici, Corvin – G75 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d3 O-O 9. Nc3 c5 10. Kh1 Bd6
1966 CSR Ch Int 1st – Round 15 – Jimenez Zerquera, Eleazar – 1/2-1/2 – Pachman, Ludek – G87 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 Nb6 10. Ne2 O-O
1968 Kislovodsk – Round 2 – Khasin, Abram – 0-1 – Geller, Efim P – G32 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 Nc5 10. Qe3 O-O
1968 Monte Carlo-B – Round 7 – Caminade, Andrija – 0-1 – Gereben, Erno – G11 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. f4 Re8
1968 WchT U26 – Round 1 – Soltis, Andrew – 1/2-1/2 – Schoeneberg, Manfred – G40 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Nc3 Bf6
1969 Raach zt – Round 1 – Hecht, Hans-Joachim – 1-0 – Portisch, Lajos – G5 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 Nc5 10. Qe3 O-O
1969 Venice – Round 12 – Troianescu, Octav – 0-1 – Ivkov, Borislav – G73 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Qe2 Nc5
1971 Hoogovens – Round 2 – Hecht, Hans-Joachim – 1-0 – Danov, Kiril – G171 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 f6 9. b3 O-O 10. Bb2 exd4
1971 Hoogovens – Round 2 – Hecht, Hans-Joachim – 1-0 – Danov, Kiril – G172 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 f6 9. b3 O-O 10. Bb2 exd4
Lindores Abbey Tal Memorial 2021 – Round 4.34 – Kuybokarov, Temur – 0-1 – Kryvoruchko, Yuriy – G194 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. d4 exd4 9. Nxd4 O-O 10. Nf5 Re8
Milaan m sf 1975 – Round 4 – Ljubojevic, Ljubomir – 1/2-1/2 – Portisch, Lajos – G6 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. Na3 Bxa3 9. bxa3 O-O 10. d3 Re8

C85h — Closed Exchange

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

Eval: [-0.08]

Les coups candidats

8.b3 — 65.9% (458 parties) →

Ambassadeurs : Shabalov, Alexander (10x), Blatny, Pavel (8x), Lanc, Alois (8x), Gullaksen, Eirik (5x), Magem Badals, Jordi (4x), Engqvist, Thomas (4x), Durão, Joaquim Manuel (3x), Padevsky, Nikola (3x)

8.d4 — 24.0% (167 parties)

Ambassadeurs : Sturc, Gustav (9x), Martin Del Campo Cardenas, Roberto Abel (6x), Hecht, Hans-Joachim (5x), Soltis, Andrew (4x), Lechtynsky, Jiri (4x), Karaklajic, Nikola (3x), Pribyl, Josef (3x), Lanc, Alois (3x)

8.d3 — 7.8% (54 parties)

Ambassadeurs : Walther, Edgar (3x), Hulak, Krunoslav (2x), Goban, Marek (2x), Almasi, Zoltan (2x), Balashov, Yuri (2x), Gameel, Mohamed (2x), Carleton, John J (1x), Gregory, Philip J (1x)

8.Nc3 — 1.6% (11 parties)

Ambassadeurs : Stachanczyk, Stanislaw (2x), Dworakowski, Lukasz (2x), Farre Mallofre, Miguel (1x), Galeb, Antoine (1x), Mus, R. (1x), De Oliveira, Maria Cristina B. (1x), Donaldson-A, Elena (1x), Trusewicz, Jakub (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.b3	8.d4	8.d3	8.Nc3
<1800	4	—	100%	—	—
1800-2200	140	72%	19%	6%	2%
2200-2600	355	73%	18%	7%	1%
2600+	10	50%	40%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	8.b3	8.d4	8.d3	8.Nc3
1930s	1	—	100%	—	—
1940s	2	—	100%	—	—
1950s	33	27%	67%	6%	—
1960s	53	32%	51%	15%	2%
1970s	46	35%	48%	11%	2%
1980s	35	54%	37%	6%	3%
1990s	227	77%	13%	8%	1%
2000s	170	79%	13%	6%	1%
2010s	108	69%	22%	6%	3%
2020s	20	70%	20%	5%	5%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.b3	69%	70%	▲ +1.5%
8.d4	22%	20%	▼ -2.2%
8.d3	6%	5%	▼ -0.6%
8.Nc3	3%	5%	▲ +2.2%

Joueurs célèbres

Champions du monde dans cette position

Kramnik, Vladimir — 2 parties

Parties historiques

8.b3 — 65.9% (458 parties)

1955 — Bely, Miklos vs Dittmann, Sieghart — 0-1 — Erfurt GER
1955 — Smederevac, Petar vs Gligorić, Svetozar — 0-1 — Novi Sad SRB
1955 — Bely, Matthieu vs Dittmann, Sieghart — 0-1 — Erfurt GER
1957 — Schmid, Leo vs Pachman, Ludek — 1/2-1/2 — Dublin IRL
1957 — Durão, Joaquim Manuel vs Catozzi, Henry — 1-0 — Dublin IRL

8.d4 — 24.0% (167 parties)

1935 — Fajarowicz, Sammi vs Reshevsky, Samuel — 0-1 — Great Yarmouth
1949 — Bonch-Osmolovsky, Mikhail vs Estrin, Yakov — 0-1 — Moscow RUS
1949 — Bonch-Osmolovsky, Mikhail vs Simagin, Vladimir — 1/2-1/2 — Moscow RUS
1952 — Witkowski, Stefan vs Blaszczak, Czeslaw — 1/2-1/2 — Katowice POL
1952 — Schmid, Leo vs Johnsen, Larus — 1-0 — Helsinki FIN

8.d3 — 7.8% (54 parties)

1956 — Walther, Edgar vs Matanovic, Aleksandar — 1/2-1/2 — Moscow RUS
1957 — Blau, Max vs Kluger, Gyula — 1/2-1/2 — Hastings ENG
1963 — Haygarth, Michael J vs Littlewood, Norman — 0-1 — Bath ch-BCF
1964 — Walther, Edgar vs Mora, Federico — 1/2-1/2 — Tel Aviv ISR
1964 — Walther, Edgar vs Badilles, Glicerio — 1-0 — Tel Aviv olm prel

8.Nc3 — 1.6% (11 parties)

1960 — Farre Mallofre, Miguel vs Galeb, Antoine — 1-0 — Leipzig GER
1976 — De Oliveira, Maria Cristina B. vs Donaldson-A, Elena — 0-1 — Roosendaal NED
1989 — Stachanczyk, Stanislaw vs Mus, R. — 1-0 — corr Czerniak mem
1993 — Stachanczyk, Stanislaw vs Trusewicz, Jakub — 0-1 — cr.
1995 — Weglarz, Leszek vs Dworakowski, Lukasz — 1-0 — Poznan masters

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