C66i — Spanish: Closed Berlin, Showalter Variation

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 5.d4 Bd7 6.Nc3 Be7 7.Bxc6 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte e4, case forte b5, case forte d5, case forte g5, Bc6 actif, paire de fous.
Faiblesses adverses : Be7 enfermé, roi noir au centre, pawn b7 en prise.
Problèmes : Bc1 enfermé.
Plans :
● Bg5 — Clouer Nf6
● h3 — Empêcher ...Bg4

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : case forte g4, Bd7 actif, paire de fous.
Faiblesses adverses : Bc1 enfermé, bishop c6 en prise.
Problèmes : roi au centre, Be7 enfermé.
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bg4 — Clouer Nf3
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

C66i — Closed Berlin Showalter Variation

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O d6 5.d4 Bd7 6.Nc3 Be7 7.Bxc6

Eval: [+0.53]

Les coups candidats

7…Bxc6 — 97.4% (222 parties)

Ambassadeurs : Jacobsen, Bo (9x), Capablanca, Jose (8x), Campora, Daniel H. (7x), Lasker, Emanuel (5x), Rabinovich, Ilya Mar (5x), Te Kolste, Jan Willem (4x), Marotti, Davide (4x), Reti, Richard (4x)

7…bxc6 — 2.6% (6 parties)

Ambassadeurs : Capablanca, Jose (1x), Weiss, Thomas (1x), Kubitza, Peter (1x), Beutel, Hubert (1x), Linnanen, Lassi (1x), Pitkanen, Tuomas (1x), Spiliopulos, Panajotis (1x), Manfredi Leonardo (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…Bxc6	7…bxc6
<1800	8	100%	—
1800-2200	28	100%	—
2200-2600	72	100%	—
2600+	2	100%	—

Évolution par décennie (% des parties)

Décennie	N parties	7…Bxc6	7…bxc6
1890s	3	100%	—
1900s	2	100%	—
1910s	13	100%	—
1920s	32	97%	3%
1930s	4	100%	—
1940s	4	100%	—
1950s	7	100%	—
1960s	7	100%	—
1970s	13	100%	—
1980s	14	93%	7%
1990s	26	92%	8%
2000s	61	100%	—
2010s	35	100%	—
2020s	7	71%	29%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…Bxc6	100%	71%	▼ -28.6%
7…bxc6	0%	29%	▲ +28.6%

Joueurs célèbres

Champions du monde dans cette position

Lasker, Emanuel — 5 parties
Alekhine, Alexander — 3 parties
Anand, Viswanathan — 2 parties
Steinitz, Wilhelm — 1 partie

Parties historiques

7…Bxc6 — 97.4% (222 parties)

1892 — Showalter, Jackson vs Lasker, Emanuel — 1-0 — Verenigde Staten m
1899 — Lasker, Emanuel vs Steinitz, Wilhelm — 1/2-1/2 — London ENG
1899 — Pillsbury, Harry vs Judd, Max — 1-0 — ?
1900 — Pillsbury, Harry vs Von Bardeleben, Curt — 1-0 — Munich GER
1901 — Pillsbury, Harry vs Napier, William — 1-0 — Buffalo

7…bxc6 — 2.6% (6 parties)

1926 — Capablanca, Jose vs Weiss, Thomas — 0-1 — Cleveland, OH USA
1988 — Kubitza, Peter vs Beutel, Hubert — 0-1 — corr BdF
1993 — Linnanen, Lassi vs Pitkanen, Tuomas — 1-0 — Jyvaskyla FIN
1999 — Spiliopulos, Panajotis vs Manfredi Leonardo — 1-0 — UECC
2021 — Vasek, Vladimír vs Van Esbroeck, Jeff — 1-0 — LSS

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● d6→e5, c7→d6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (2v1), ● b5 (2v0), ● d5 (3v1), ● g5 (2v0)	● g4 (2v0)
Cases faibles	—	—
Centre	● d4 (2v1), ● d5 (3v1), ● e4 (2v1), ● e5 (2v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bc6	● Bc6 Actif (mob. 5)
Bd7		● Bd7 Actif (mob. 6)
Be7		● Be7 Enfermé (mob. 1)
Paire de fous	● Oui	● Oui
Clouages	—	● bishop d7
Non développées	2 (c1, a1)	2 (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	● d4-d5	● …d6-d5

Partie
1900 DSB-12.Kongress – Round 10 – Pillsbury, Harry – 1-0 – Von Bardeleben, Curt – G61 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Be7 5. Nc3 d6 6. d4 Bd7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. b3 O-O
1901 Buffalo – Round 1 – Pillsbury, Harry – 1-0 – Napier, William – G3 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Be7 5. Nc3 d6 6. d4 Bd7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. b3 O-O
1910 DSB-17.Kongress – Round 11 – Leonhardt, Paul – 1-0 – Salwe, Georg – G70 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. Nc3 Nf6 6. O-O Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 O-O 10. b3 Nd7
1911 Budapest – Round ? – Barasz, Zsigmond – 1-0 – Reti, Richard – G19 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. Nc3 Be7 6. d4 Bd7 7. Bxc6 Bxc6 8. Re1 exd4 9. Nxd4 O-O 10. Nf5 Bd7
1912 Bad Pistyan – Round 12 – Leonhardt, Paul – 1/2-1/2 – Johner, Paul – G50 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. d4 Bd7 6. O-O Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Nd7 10. Nf5 Bf6
1913 Debrecen – Round 2.4 – Breyer, Gyula – 0-1 – Sterk, Karoly – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qe2 exd4 9. Nxd4 Bd7 10. f4 10. ... O-O
1914 Baden-Baden GER – Round 2 – Flamberg, Alexander – 1-0 – Rabinovich, Ilya Mar – G3 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. Nc3 Nf6 6. O-O Be7 7. Bxc6 Bxc6 8. Re1 exd4 9. Nxd4 Bd7 10. Qf3 O-O
1914 St Petersburg prel – Round ? – Alekhine, Alexander – 1/2-1/2 – Bernstein, Ossip – G23 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 O-O 10. Bg5 Nd7
1915 Triberg – Round 5 – Bogoljubow, Efim – 0-1 – Rabinovich, Ilya Mar – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. Bg5 O-O
1920 Berlin2 – Round 1 – Schoenmann, Wilhelm – 1/2-1/2 – Bluemich, Max – G14 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. Bg5 O-O
1921 Carrasco – Round 11 – De Souza Mendes, Joao – 0-1 – De Freitas, Jose Renato Silva – G31 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. Bg5 O-O
1921 Carrasco – Round 5 – De Souza Mendes, Joao – 1-0 – Anaya Oger, Hector – G19 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 O-O 10. Nxc6 bxc6
1921 Hastings 2122 Premier 2nd – Round 6 – Sergeant, Edward – 0-1 – Price, Hubert E – G11 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Be7 5. Nc3 d6 6. d4 Bd7 7. Bxc6 Bxc6 8. Re1 exd4 9. Nxd4 O-O 10. Nf5 Re8
1921 World Championship 12th – Round 14 – Lasker, Emanuel – 0-1 – Capablanca, Jose – G13 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. Bg5 O-O
1922 London – Round 12 – Atkins, Henry Ernest – 1/2-1/2 – Vidmar, Marjeta – G28 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. Nc3 Nf6 6. O-O Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 O-O 10. Nf5 Bd7
1922 London BCF Congress – Round 7 – Maroczy, Geza – 1/2-1/2 – Capablanca, Jose – G10 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. d4 Bd7 6. O-O Be7 7. Bxc6 Bxc6 8. Qd3 Nd7 9. Be3 exd4 10. Bxd4 O-O
1923 ITA Ch playoff 2nd – Round 3 – Marotti, Davide – 1-0 – Rosselli del Turco, Stefano – G3 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. Bg5 O-O
1923 ITA Ch playoff 2nd – Round 5 – Marotti, Davide – 1/2-1/2 – Rosselli del Turco, Stefano – G5 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. Bg5 O-O
1923 ITA Ch playoff 2nd – Round 7 – Marotti, Davide – 1/2-1/2 – Rosselli del Turco, Stefano – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 Nd7 9. Be3 b6 10. Qc4 Bb7
1924 Hastings Premier Section 1 /25 5th – Round 1 – Maroczy, Geza – 1-0 – Steiner, Lajos – G3 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 d6 5. d4 Bd7 6. O-O Be7 7. Bxc6 Bxc6 8. Qd3 Nxe4 9. Nxe4 d5 10. Ng3 e4
1924 Hastings Premier Section 1 /25 5th – Round 5 – Seitz, Jakob Adolf – 1-0 – Steiner, Lajos – G18 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 Nd7 9. Be3 exd4 10. Bxd4 O-O
1925 Baden-Baden – Round 1 – Te Kolste, Jan Willem – 1/2-1/2 – Tarrasch, Siegbert – G93 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. d4 Bd7 6. O-O Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. Bg5 O-O
1925 Moscow – Round 1 – Lasker, Emanuel – 1/2-1/2 – Rabinovich, Ilya Mar – G102 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Be7 5. Nc3 d6 6. d4 Bd7 7. Bxc6 Bxc6 8. Qd3 Nd7 9. Be3 exd4 10. Bxd4 O-O
1926 Vienna – Round 6 – Wolf, Siegfried – 1/2-1/2 – Wagner, Heinrich – G16 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. Nc3 Nf6 6. O-O Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. Bg5 O-O
1927 London Olympiad 1st – Round 10.74 – Te Kolste, Jan Willem – 1-0 – Wagner, Heinrich – G111 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. d4 Bd7 6. O-O Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. h3 O-O
1927 London Olympiad 1st – Round 2.34 – Te Kolste, Jan Willem – 1/2-1/2 – Wolf, Siegfried – G15 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. d4 Bd7 6. O-O Be7 7. Bxc6 Bxc6 8. Qd3 Nd7 9. Be3 exd4 10. Nxd4 Ne5
1933 GER Ch 1st – Round 1 – Richter, Kurt P – 1-0 – Brinckmann, Alfred – G4 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. b3 O-O
1938 URS Ch, semi final – Round 1 – Chistiakov, Alexander – 0-1 – Freiman, Sergey Nikolaevich – G42 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 Nd7 9. Be3 exd4 10. Bxd4 O-O
1948 Moskou ch-URS – Round 10 – Averbakh, Yuri L – 1/2-1/2 – Konstantinopolsky, Alexander – G91 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. b3 O-O
1953 Opatija – Round 15 – Rabar, Braslav – 1-0 – Vidmar Milan – G112 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 Nd7 9. d5 Nc5 10. Qc4 Bd7
1954 Hastings5455 – Round 6 – Unzicker, Wolfgang – 1-0 – Fairhurst, William – G23 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 Nd7 9. Be3 exd4 10. Nxd4 O-O
1956 Moscow olm fin-A – Round 5 – Sefc, Jan – 1/2-1/2 – Wade, Robert G – G83 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 Nd7 9. d5 Nc5 10. Qc4 Bd7
1957 Moskou ch-URS – Round 21 – Nezhmetdinov, Rashid – 1/2-1/2 – Aronin, Lev – G212 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Re1 exd4 9. Nxd4 Bd7 10. Qf3 Bg4
1963 JUG-URS – Round ? – Parma, Bruno – 1/2-1/2 – Bannik, Anatolij – G26 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bd7 5. O-O Nf6 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Nd7 10. Be3 O-O
1964 Tel Aviv olm prel – Round 2 – Parma, Bruno – 1-0 – Stoeckl, Ernst – G75 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Re1 exd4 9. Nxd4 Bd7 10. Bg5 h6
1965 Marianske Lazne – Round 9 – Keres, Paul – 1-0 – Lehmann Garcia, Daniel William – G45 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 Nd7 9. d5 Nc5 10. Qc4 Bd7
1969 Capablanca Memorial – Round 5 – Parma, Bruno – 1/2-1/2 – Gligorić, Svetozar – G41 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 exd4 9. Nxd4 Bd7 10. b3 O-O
1972 Skopje ol (Men) fin-A – Round 3 – Matulovic, Milan – 1/2-1/2 – Pedersen, Karl – G327 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Bxc6 Bxc6 8. Qd3 Nd7 9. Be3 exd4 10. Nxd4 O-O

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