C90d — Spanish: Closed, 8…d6 9.a4 Bg4

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.a4 Bg4 * ○ 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 la case forte d5, un fou actif en b3 et la paire de fous.

Côté adverse. Le fou enfermé en e7.

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

Plans. Nc3 (Développer Nb1) ; d3 (Libérer Bc1) ; h3 (Empêcher ...Bg4) ; Bc2 (Anticiper ...Na5).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur un fou actif en g4 et la paire de fous.

Côté adverse. Le fou enfermé en c1.

Plans. ...Na5 (Attaquer Bb3) ; ...Bg4 (Clouer Nf3) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● b2→c3, d2→c3	● a6→b5, d6→e5, c7→d6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d5 (2v1)	—
Cases faibles	—	—
Centre	● d5 (2v1)	● e5 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bb3	● Bb3 Actif (mob. 6)
Bg4		● Bg4 Actif (mob. 7)
Be7		● Be7 Enfermé (mob. 0)
Paire de fous	● Oui	● Oui
Clouages	—	● pawn f7
Non développées	3 (b1, c1, a1)	1 (a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c3-c4, ● d2-d3	● …d6-d5

Partie
1902 Hannover blind sim – Round 1.5 – Pillsbury, Harry – 1/2-1/2 – Cohn, Erich – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. h3 Bd7
1903 It (Men) Monte Carlo MNC – Round 16 – Rubinstein, Akiba – 1-0 – Marco, Georg – G77 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. d3 Qd7
1903 It (Men) Monte Carlo MNC – Round 4 – Pillsbury, Harry – 1-0 – D Marco, Gianni – G19 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. h3 Bh5
1904 Cambridge Springs – Round 12 – Barry, Jacob – 1/2-1/2 – Showalter, Jackson – G57 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. d4 Bxf3
1907 Karlsbad – Round 1 – Olland, Adolf George – 0-1 – Schlechter, Carl – G113 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. d4 Qd7
1907 Karlsbad – Round 1 – Olland, Adolf George – 1/2-1/2 – Teichmann, Richard – G114 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. d4 Qd7
1907 Oostende – Round 12 – Tarrasch, Siegbert – 1-0 – Burn, Amos – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. h3 Bd7
1908 Prague – Round 16 – Maroczy, Geza – 1/2-1/2 – Důras, Oldřich – G128 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 Bg4 9. a4 O-O 10. d3 Qd7
1911 Match Cologne GER – Round 6 – Breyer, Gyula – 1/2-1/2 – Blackburne, Joseph – G6 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Re1 b5 7. Bb3 Be7 8. a4 Bg4 9. c3 O-O 10. d4 Na5
1912 Bad Pistyan – Round 5 – Yates, Frederic D – 1/2-1/2 – Balla, Zoltan Tibor – G16 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. a4 Bg4 10. axb5 axb5
1913 New York Rice – Round 1 – Weiss, Philippe – 1/2-1/2 – Důras, Oldřich – G14 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. axb5 axb5
1925 Baden-Baden – Round 1 – De La Torre Huertas, Carlos – 1-0 – Mieses, Jacques – G87 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. a4 Bg4 10. d3 Na5
1932 Leningrad Ch – Round 1 – Ilyin Zhenevsky, Alexander – 1/2-1/2 – Savitsky, Leonid – G29 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. a4 Bg4 10. h3 Bh5
1955 Manhattan CC Ch 5556 – Round 7 – Turner, Abe J – 1/2-1/2 – Bisguier, Arthur B – G34 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 d6 7. c3 Bg4 8. a4 Be7 9. Re1 O-O 10. d3 Na5
1959 Lima – Round 1 – Letelier Martner, Rene – 0-1 – Sumar, Julio – G8 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 Bg4 9. a4 O-O 10. d3 Na5
1959 Reggio Emilia ITA – Round 1 – Bely, Miklos – 1-0 – Siveri, Armando – G2 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. a4 Bg4 10. d3 Na5
1965 Corr EU M – Round ? – Schrancz, Istvan – 1/2-1/2 – Furrer, Hans – G13 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. a4 Bg4 10. h3 Bxf3
1965 HUN-ch21 – Round 1 – Dely, Peter – 1/2-1/2 – Filep, Tibor – G55 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. a4 Bg4 10. h3 Bxf3
1965 Titograd – Round 3 – Buljovcic, Ivan – 1-0 – Matanovic, Aleksandar – G24 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. h3 Bxf3
1966 Budapest – Round 1 – Dely, Peter – 1/2-1/2 – Forintos, Gyozo V – G32 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. a4 Bg4 10. h3 Bh5
1966 Havana olm – Round 1 – Minev, Nikolay N – 1/2-1/2 – Gligorić, Svetozar – G36 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. a4 Bg4 10. h3 Bxf3
1966 La Habana olm fin-A – Round 6 – Minev, Nikolay N – 1/2-1/2 – Gligorić, Svetozar – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. a4 Bg4 10. h3 Bxf3
1967 Maribor – Round 10 – Minev, B. – 1/2-1/2 – Reshevsky, Samuel – G53 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. a4 Bg4 10. d3 Na5
1969 Tallinn it – Round 1 – Gipslis, Aivars – 1-0 – Tarve, Udo – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. h3 Bh5
Eurotel Trophy 2002 – Round 3.5 – Kasparov, Garry – 0-1 – Ivanchuk, Vasyl – G71 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. h3 Bxf3
FIDE World Cup 2015 – Round 3.2 – Dominguez Perez, Leinier – 1/2-1/2 – Adams, Michael – G343 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. h3 Bxf3
Interpolis 1986 – Round 7 – Ljubojevic, Ljubomir – 1-0 – Portisch, Lajos – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. a4 Bg4 10. h3 Bxf3
Interpolis 1989 – Round 8 – Ljubojevic, Ljubomir – 1/2-1/2 – Agdestein, Simen – G28 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. a4 Bg4 10. h3 Bxf3
USR - Wereld 1984 – Round 1 – Nunn, John D M – 1/2-1/2 – Romanishin, Oleg M – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. h3 Bxf3
World Blitz 2015 – Round 14.36 – Fedoseev, Vladimir – 1-0 – Grandelius, Nils – G875 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. a4 Bg4 9. c3 O-O 10. h3 Bxf3

C90d — Closed

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.a4 Bg4

Eval: [+0.29]

Les coups candidats

10.h3 — 61.5% (444 parties)

Ambassadeurs : Bernal Varela, Nelson (11x), Kupreichik, Viktor D (9x), Ljubojevic, Ljubomir (5x), Cole, Steve (5x), Romanishin, Oleg M (4x), Pillsbury, Harry (3x), Reeh, Oliver (3x), Nickl, Klaus (3x)

10.d3 — 33.8% (244 parties)

Ambassadeurs : Kupreichik, Viktor D (13x), Anand, Viswanathan (5x), Jurkovic, Ante (4x), Klinger, Josef (3x), Van der Wiel, John T.H. (3x), Torre, Eugenio (3x), Nunn, John D M (3x), Thipsay, Praveen M (3x)

10.d4 — 2.4% (17 parties)

Ambassadeurs : Olland, Adolf George (2x), Breyer, Gyula (1x), Blackburne, Joseph (1x), Schlechter, Carl (1x), Teichmann, Richard (1x), Barry, Jacob (1x), Showalter, Jackson (1x), Zagorovsky, Vladimir (1x)

10.axb5 — 1.4% (10 parties)

Ambassadeurs : Pillsbury, Harry (1x), Mlotkowski, Stasch (1x), Weiss, Philippe (1x), Důras, Oldřich (1x), Yates, Frederic D (1x), Balla, Zoltan Tibor (1x), Halser, Walter (1x), Frosch, Erich (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	10.h3	10.d3	10.d4	10.axb5
<1800	18	61%	22%	11%	6%
1800-2200	177	64%	30%	2%	2%
2200-2600	381	61%	37%	0%	—
2600+	20	70%	25%	5%	—

Évolution par décennie (% des parties)

Décennie	N parties	10.h3	10.d3	10.d4	10.axb5
1900s	13	38%	31%	23%	8%
1910s	3	—	—	33%	67%
1920s	1	—	100%	—	—
1930s	2	100%	—	—	—
1940s	2	50%	50%	—	—
1950s	7	43%	43%	14%	—
1960s	10	80%	20%	—	—
1970s	3	100%	—	—	—
1980s	77	51%	47%	1%	—
1990s	79	59%	33%	1%	4%
2000s	212	56%	42%	1%	1%
2010s	261	69%	27%	2%	0%
2020s	52	73%	23%	2%	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
10.h3	69%	73%	▲ +4.1%
10.d3	27%	23%	▼ -4.1%
10.d4	2%	2%	-0.4%
10.axb5	0%	2%	▲ +1.5%

Joueurs célèbres

Champions du monde dans cette position

Anand, Viswanathan — 5 parties
Alekhine, Alexander — 1 partie
Karpov, Anatoly — 1 partie
Karpov, Aleksandr — 1 partie
Kasparov, Garry — 1 partie
Hou, Yifan — 1 partie

Parties historiques

10.h3 — 61.5% (444 parties)

1902 — Pillsbury, Harry vs Cohn, Erich — 1/2-1/2 — Hannover GER
1902 — Pillsbury, Harry vs Cohn, Caio Henrique — 1/2-1/2 — Hannover GER
1903 — Pillsbury, Harry vs D Marco, Gianni — 1-0 — Monte Carlo MNC
1904 — Cohn, Caio Henrique vs Kaegbein — 1-0 — Coburg
1907 — Tarrasch, Siegbert vs Burn, Amos — 1-0 — Ostende

10.d3 — 33.8% (244 parties)

1903 — Rubinstein, Akiba vs Marco, Georg — 1-0 — Monte Carlo MNC
1908 — Prokes, Jaromir vs Leonhardt, Fabrice — 0-1 — Prague CZE
1908 — Hughes, William Harold vs Ayala, Marcelo — 1/2-1/2 — New York, NY USA
1908 — Maroczy, Geza vs Důras, Oldřich — 1/2-1/2 — Prague CZE
1925 — De La Torre Huertas, Carlos vs Mieses, Jacques — 1-0 — Baden-Baden GER

10.d4 — 2.4% (17 parties)

1904 — Barry, Jacob vs Showalter, Jackson — 1/2-1/2 — Cambridge
1907 — Olland, Adolf George vs Schlechter, Carl — 0-1 — Carlsbad CZE
1907 — Olland, Adolf George vs Teichmann, Richard — 1/2-1/2 — Carlsbad CZE
1911 — Breyer, Gyula vs Blackburne, Joseph — 1/2-1/2 — Cologne GER
1951 — Zagorovsky, Vladimir vs Anufriev, Aleksandr — 1-0 — USSR

10.axb5 — 1.4% (10 parties)

1905 — Pillsbury, Harry vs Mlotkowski, Stasch — 0-1 — ?
1912 — Yates, Frederic D vs Balla, Zoltan Tibor — 1/2-1/2 — Bad Pistyan CZE
1913 — Weiss, Philippe vs Důras, Oldřich — 1/2-1/2 — New York, NY USA
1990 — Osman, Abdelgadir vs Ottaviani, Walter — 1-0 — Novi Sad SRB
1998 — Halser, Walter vs Frosch, Erich — 0-1 — Graz AUT

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