Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● g2→h3, e4→d5	● a6→b5, d6→e5
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	● c4 (3v1), ● c5 (2v0)
Cases faibles	—	—
Centre	● e4 (3v1)	● d5 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Ouvertes	● c	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bc2	● Bc2 Actif (mob. 4)
Bb7		● Bb7 Mauvais (mob. 3)
Be7		● Be7 Ok (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	2 (● c1, ● a1)	—

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé

C99h — Spanish: Closed, Chigorin, 13…Bb7 14.d5 Rac8

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.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 cxd4 13.cxd4 Bb7 14.d5 Rac8 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Manœuvres et amélioration des pièces.

Atouts. Les Blancs s'appuient sur un fou actif en c2.

Côté adverse. Un mauvais fou en b7.

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

Plans. Bd3 (Fou actif (mobilité 6) — 73 % des parties) ; Bb1 (27 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Manœuvres et amélioration des pièces.

Atouts. Les Noirs s'appuient sur un contrôle dominant de c4 et c5.

Côté adverse. Un mauvais fou en c2.

Plans. ...Nd7 (74 % des parties) ; ...Nh5 (10 % des parties) ; ...Nc4 (Cavalier actif en c4 — 9 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1950 BCF Ch 37th – Round 7 – Penrose, Oliver – 0-1 – Alexander, Conol Hugh – 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. h3 Na5 10. Bc2 c5
1954 RSFSR Ch – Round ? – Shakhov, Mikhail – 0-1 – Nezhmetdinov, Rashid – G16 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. h3 Na5 10. Bc2 c5
1954 URS Ch sf – Round 5 – Yudovich, Mikhail M – 0-1 – Nezhmetdinov, Rashid – G10 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. h3 Na5 10. Bc2 c5
1957 Leningrad Ch – Round 8 – Aronin, Lev – 1/2-1/2 – Krogius, Nikolai V – G66 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. h3 Na5 10. Bc2 c5
1958 JUG-13ch – Round 11 – Milic, Borislav – 1/2-1/2 – Gligorić, Svetozar – G11 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. h3 Na5 10. Bc2 c5
1958 Sarajevo ch YUG – Round 15 – Lukic, Arsenije – 1/2-1/2 – Vukcevich, Milan – G22 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. h3 Na5 10. Bc2 c5
1958 Sarajevo ch YUG – Round 4 – Sokolov, Vladimir – 1/2-1/2 – Vukcevich, Milan – G5 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. h3 Na5 10. Bc2 c5
1958 URS-JUG – Round 1 – Matanovic, Aleksandar – 0-1 – Geller, Efim P – G4 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. h3 Na5 10. Bc2 c5
1959 Lima – Round 1 – Ivkov, Borislav – 1-0 – Sanguineti, Raúl Carlos – G10 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. h3 Na5 10. Bc2 c5
1959 Tbilisi ch-URS – Round 8 – Tal, Mikhail – 1/2-1/2 – Petrosian, Tigran A. – G68 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. h3 Na5 10. Bc2 c5
1959 UKR Ch – Round 5 – Savon, Vladimir A – 1/2-1/2 – Geller, Efim P – G37 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. h3 Na5 10. Bc2 c5
1960 EU-Cup Gr2 – Round 3.1 – Arnlind, Eric – 1/2-1/2 – Bialas, Wolfram – G26 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. h3 Na5 10. Bc2 c5
1960 Leningrad ch-URS – Round 7 – Suetin, Alexey S – 1/2-1/2 – Krogius, Nikolai V – G64 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. h3 Na5 10. Bc2 c5
1960 Moscow CCCT – Round 4 – Minev, Nikolay N – 1/2-1/2 – Antoshin, Vladimir S – G24 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. h3 Na5 10. Bc2 c5
1960 Moscow CCCT – Round 6 – Simagin, Vladimir – 0-1 – Antoshin, Vladimir S – G34 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. h3 Na5 10. Bc2 c5
1961 URS-ch29 – Round 8 – Khasin, Abram – 1/2-1/2 – Bronstein, David I – G5 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. h3 Na5 10. Bc2 c5
1961 Vrnjacka Banja ct women – Round 14 – Nedeljkovic, Verica – 1/2-1/2 – Gaprindashvili, Nona – G74 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. h3 Na5 10. Bc2 c5
1962 Sofia – Round 7 – Damjanovic, Marko – 1-0 – Kluger, Gyula – G43 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5
1962 URS Team Ch – Round ? – Bannik, Anatolij – 1-0 – Antoshin, Vladimir S – G163 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. h3 Na5 10. Bc2 c5
1964 SWE Ch – Round ? – Johansson, Martin 1979 – 1-0 – Carlsson, Sven – G47 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. h3 Na5 10. Bc2 c5
1965 Harrachov U26 – Round 1 – Novak, Ervin – 1/2-1/2 – Tichy, Vladimir – 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 Na5 9. Bc2 c5 10. d4 Qc7
1966 Den Haag zt – Round 13 – Alvarez Lee, Felix – 1-0 – Honfi, K. – G72 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. h3 Na5 10. Bc2 c5
1968 POL Ch 25th – Round 1 – Adamski, Jan – 1/2-1/2 – Filipowicz, Andrzej – G4 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. h3 Na5 10. Bc2 c5
Belgrade Invest 1995 – Round 8 – Shirov, Alexei – 1-0 – Timman, Jan H – G48 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. h3 Na5 10. Bc2 c5
Corus A 2005 – Round 4 – Kramnik, Vladimir – 1-0 – Sokolov , Ivan – G26 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. h3 Na5 10. Bc2 c5
Naestved 1985 – Round 6 – Short, Nigel D – 1/2-1/2 – Nunn, John D 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. c3 O-O 9. h3 Na5 10. Bc2 c5

C99h — Closed, Chigorin (1950)

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.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 cxd4 13.cxd4 Bb7 14.d5 Rac8

Les coups candidats

15.Bd3 — 83.9% (1269 parties)

Ambassadeurs : Szabo, Vilmos (17x), Salonen, Jukka (14x), Meifert, Dieter (7x), Turko, Sergey (7x), Daniel Misiko (7x), Salzmann, Stefan (6x), Panchanathan, Magesh Chandran (6x), Kühne, Ralf (6x)

15.Bb1 — 15.9% (241 parties)

Ambassadeurs : Mnatsakanian, Eduard A (3x), Abanin, Vladimir (3x), Timman, Jan H (3x), Demyak, Mikola (3x), Van Riemsdijk, Herman C. (3x), Michos, Thomas (2x), Tanggaard, Hans (2x), Panchanathan, Magesh Chandran (2x)

15.Bb3 — 0.1% (2 parties)

Ambassadeurs : Van den Berg, Amandus (1x), Hopkins, Gregory A. (1x), Homer, Matthew (1x), Kaczor, Tomasz (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	15.Bd3	15.Bb1	15.Bb3
<1800	83	87%	13%	—
1800-2200	600	86%	14%	—
2200-2600	499	85%	15%	—
2600+	5	40%	60%	—

Évolution par décennie (% des parties)

Décennie	N parties	15.Bd3	15.Bb1	15.Bb3
1950s	17	65%	35%	—
1960s	28	61%	39%	—
1970s	15	73%	27%	—
1980s	65	80%	20%	—
1990s	136	68%	32%	—
2000s	621	81%	19%	0%
2010s	593	93%	7%	0%
2020s	37	86%	14%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
15.Bd3	93%	86%	▼ -6.1%
15.Bb1	7%	14%	▲ +6.3%
15.Bb3	0%	0%	-0.2%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 1 partie
Botvinnik, Mikhail — 1 partie
Smyslov, Vassily — 1 partie
Hou, Yifan — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

15.Bd3 — 83.9% (1269 parties)

1950 — Bunyola Oliver, Pedro Antonio vs Alexander, Conol Hugh — 0-1 — Buxton
1950 — Penrose, O vs Alexander, Conol Hugh — 0-1 — GBR ch Buxton
1953 — Hampel, Johannes vs Albert, Gerold — 1-0 — Brandenburg/Havel
1954 — Yudovich, Mikhail M vs Nezhmetdinov, Rashid — 0-1 — Gorky
1956 — Kurass, Iskir vs Poliak, Evsey — 1/2-1/2 — Kiev UKR

15.Bb1 — 15.9% (241 parties)

1954 — Shakhov, Mikhail vs Nezhmetdinov, Rashid — 0-1 — Rostov on Don
1958 — Milic, Borislav vs Gligorić, Svetozar — 1/2-1/2 — Sarajevo BIH
1958 — Lukic, Arsenije vs Vukcevich, Milan — 1/2-1/2 — Sarajevo ch YUG
1959 — Tal, Mikhail vs Petrosian, Tigran V. — 1/2-1/2 — Tbilisi ch-URS
1959 — Ivkov, Borislav vs Sanguineti, Raúl Carlos — 1-0 — Lima PER

15.Bb3 — 0.1% (2 parties)

2004 — Van den Berg, Amandus vs Hopkins, Gregory A. — 0-1 — Gauteng RSA
2010 — Homer, Matthew vs Kaczor, Tomasz — 0-1 — ICCF