C87d — Spanish: Closed, Averbakh, 7.Bxc6+ bxc6 8.d4 exd4

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 d6 7.Bxc6+ bxc6 8.d4 exd4 9.Nxd4 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plans. Nc3 (Développer b1 — 52 % des parties) ; c4 (Frapper le centre adverse — 21 % des parties) ; Qf3 (Centraliser la dame — 16 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bd7 (Fou actif (mobilité 5), Développer c8 — 92 % des parties) ; ...Bb7 (Développer c8 — 4 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	● c6, ● c7
Pions isolés	—	● a6
Arriérés	—	—
Chaînes	—	● c7→d6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f5 (2v1)	● g4 (2v1), ● b5 (2v1)
Cases faibles	—	—
Centre	● d4 (1v0)	● d5 (2v1), ● e5 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● b, ● e

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Be7		● Be7 Ok (mob. 1)
Bc8		● Bc8 Non développé (mob. 6)
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	mobile
Ruptures	● e4-e5	● …d6-d5

Partie
1903 It (Men) Monte Carlo MNC – Round 1 – Marchand, Max – 0-1 – Schelfhout, Willem – G6 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. c4 O-O
1905 Scheveningen – Round 1 – Schories, Georg – 1-0 – Blejkmans D – G12 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. c4 O-O
1909 World Championship 9th – Round 7 – Lasker, Emanuel – 1-0 – Forgacs, Leo – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Bg5 O-O
1914 St Petersburg prel – Round 1 – Bernstein, Ossip – 1-0 – Gunsberg, Isidor – G11 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
1924 New York – Round ? – Lasker, Emanuel – 1/2-1/2 – Yates, Frederic D – G95 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
1924 New York – Round 11 – Lasker, Emanuel – 1/2-1/2 – Fred Dewhirst Yates – G72 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
1924 New York, NY USA – Round 11 – Lasker, Emanuel – 1/2-1/2 – Yates, Frederic D – G2 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
1927 Homburg – Round ? – Yates, Frederic D – 0-1 – Bogoljubow, Efim – G11 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Re1 Be7 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
1927 London Olympiad 1st – Round 6.12 – Muffang, Andre – 1/2-1/2 – Yates, Frederic D – G57 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
1937 Stockholm SWE – Round 9 – Trifunovic, Petar – 1-0 – Soerensen, Ernst – G45 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
1940 Moskou ch-URS – Round 1 – Ragozin, Viacheslav – 1/2-1/2 – Petrov, Vladimirs – G99 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Qf3 O-O
1940 URS-ch12 – Round ? – Ragozin, Viacheslav – 1/2-1/2 – Petrov, Vladimir S. – G27 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Qf3 O-O
1962 URS Team Ch – Round 1 – Keres, Paul Petrovich – 1/2-1/2 – Spassky, Boris Vasily – G99 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
1963 Sochi – Round 1 – Ciocaltea, Victor – 1/2-1/2 – Kholmov, Ratmir D – G11 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. c4 O-O
1966 Moscow – Round 1 – Boleslavsky, Isaac – 1/2-1/2 – Shamkovich, L. – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
1966 Moscow Training – Round 9 – Boleslavsky, Isaac – 0-1 – Shamkovich, Leonid – G20 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
1966 Palma de Mallorca – Round 10 – Matanovic, Aleksandar – 1/2-1/2 – Shamkovich, Leonid – G61 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
1966 URS Team Ch – Round ? – Gaprindashvili, Nona – 1/2-1/2 – Kushnir, Alla – G126 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bg4 10. Qd3 Qd7
1968 WchT U26 15. qual-B – Round 5.1 – Holaszek, Hans – 1/2-1/2 – Pritchett, Craig W – G11 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
1969 Sweden – Round 1 – Kinnmark, Ove – 1/2-1/2 – Nilsson, Zandor – G48 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Qf3 c5
Corsica Masters KO 2005 – Round 2.2 – Fressinet, Laurent – 0-1 – Adams, Michael – G30 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
Corus A 2007 – Round 4 – Motylev, Alexander – 1/2-1/2 – Aronian, Levon – G26 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
Moscow 1975 – Round 1 – Spassky, Boris V. – 1/2-1/2 – Kholmov, Ratmir D – G41 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Qf3 O-O
Torneo Magistral 6th 1997 – Round 2 – Topalov, Veselin – 1-0 – Short, Nigel D – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O
USA Ch 2022 – Round 4.6 – Sevian, Samuel – 1/2-1/2 – Liang, Awonder – G26 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. O-O a6 6. Bxc6+ bxc6 7. d4 Be7 8. Re1 exd4 9. Nxd4 Bd7 10. c4 O-O
Yerevan ol (Men) 1996 – Round 10 – Leko, Peter – 1/2-1/2 – Christiansen , Luis – G149 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 d6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Bd7 10. Nc3 O-O

C87d — Closed, Averbakh (1903)

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 d6 7.Bxc6+ bxc6 8.d4 exd4 9.Nxd4

Les coups candidats

9…Bd7 — 92.5% (322 parties)

Ambassadeurs : Romanishin, Oleg M (15x), Kholmov, Ratmir D (8x), Sokolov, Ivan (8x), Petrosian, Arshak B (4x), Harikrishna, Pentala (4x), Shamkovich, Leonid (3x), Giorgadze, Gabriel (3x), Adams, Michael (3x)

9…Bb7 — 3.7% (13 parties)

Ambassadeurs : Brady, Wallace (1x), Rekhsan Vlad (1x), Bobras, Piotr (1x), Polkowski, Piotr (1x), Hadraba, Vladimir (1x), Ziabari, Morteza (1x), Siero, Paul (1x), Keizers, Paul (1x)

9…c5 — 2.6% (9 parties)

Ambassadeurs : Nielsen, Gunnar (1x), Hulgaard, Herluf (1x), Gupta R S (1x), Zhamsaran (1x), Gudmundsson, Kristjan (1x), Lauri, Joseph (1x), Marez, Sébastien (1x), Jiménez de Velasco Mazarío, Juan Ignacio (1x)

9…Bg4 — 0.9% (3 parties)

Ambassadeurs : Gaprindashvili, Nona (1x), Kushnir, Alla (1x), Kononenko, Dmitry (1x), Sitnikov, Ivan A (1x), Richter, Wolfgang (1x), Van Damme, Liban (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…Bd7	9…Bb7	9…c5	9…Bg4
<1800	12	83%	17%	—	—
1800-2200	72	90%	8%	1%	—
2200-2600	183	96%	1%	2%	1%
2600+	30	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	9…Bd7	9…Bb7	9…c5	9…Bg4
1950s	2	—	—	100%	—
1960s	16	94%	—	—	6%
1970s	17	94%	—	6%	—
1980s	17	94%	—	—	—
1990s	35	94%	6%	—	—
2000s	109	94%	5%	1%	1%
2010s	107	93%	4%	3%	1%
2020s	45	91%	4%	4%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…Bd7	93%	91%	▼ -1.4%
9…Bb7	4%	4%	▲ +0.7%
9…c5	3%	4%	▲ +1.6%
9…Bg4	1%	0%	▼ -0.9%

Joueurs célèbres

Champions du monde dans cette position

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

Parties historiques

9…Bd7 — 92.5% (322 parties)

1960 — Christiansen, Johannes vs Nergard, Ole-Kristian — 0-1 — ?
1960 — Seth BC vs De Cardenas, Raul — 1/2-1/2 — Leipzig GER
1960 — Yanofsky, Harry vs Szabo, Stefan — 1-0 — Winnipeg CAN
1962 — Keres, Paul Petrovich vs Spassky, Boris Vasily — 1/2-1/2 — Leningrad RUS
1963 — Ciocaltea, Victor vs Kholmov, Ratmir D — 1/2-1/2 — Sochi RUS

9…Bb7 — 3.7% (13 parties)

1997 — Bobras, Piotr vs Polkowski, Piotr — 1-0 — Augustow
1999 — Brady, Wallace vs Rekhsan Vlad — 1/2-1/2 — ?
2000 — Hadraba, Vladimir vs Ziabari, Morteza — 1-0 — Plzen CZE
2001 — Short, Nigel D vs Van Riemsdijk, Marius — 1-0 — Sao Paulo BRA
2004 — Siero, Paul vs Keizers, Paul — 1/2-1/2 — Haarlem NED

9…c5 — 2.6% (9 parties)

1956 — Nielsen, Gunnar vs Hulgaard, Herluf — 1-0 — Denmark ch corr
1956 — Gupta R S vs Zhamsaran — 1-0 — ?
1973 — Gudmundsson, Kristjan vs Lauri, Joseph — 1-0 — Teesside ENG
2007 — Marez, Sébastien vs Jiménez de Velasco Mazarío, Juan Ignacio — 1-0 — ICCF
2011 — Van Riemsdijk, Herman C. vs Santos, Julio Cesar — 1-0 — Opatija CRO

9…Bg4 — 0.9% (3 parties)

1966 — Gaprindashvili, Nona vs Kushnir, Alla — 1/2-1/2 — Moscow RUS
2008 — Kononenko, Dmitry vs Sitnikov, Ivan A — 1-0 — Poltava UKR
2016 — Richter, Wolfgang vs Van Damme, Liban — 1/2-1/2 — ICCF

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