C96k — Spanish: Closed, Chigorin, 11.d4 Bb7

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 Bb7 * ○ 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 g5 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) ; Bg5 (Clouer Nf6).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur la case forte c4, un avant-poste en c4, un fou actif en b7 et la paire de fous.

Côté adverse. Le fou enfermé en c1.

Plans. ...c4 (Rupture) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● b2→c3, g2→h3, c3→d4	● a6→b5, d6→c5, d6→e5
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● g5 (2v0)	● c4 (2v0)
Cases faibles	● e4	—
Centre	● d4 (3v2), ● e5 (2v1)	● d5 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bc2	● Bc2 Ok (mob. 3)
Bb7		● Bb7 Actif (mob. 4)
Be7		● Be7 Enfermé (mob. 0)
Paire de fous	● Oui	● Oui
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, ● d4-d5	● …c5-c4, ● …d6-d5

Partie
1951 Vancouver – Round 1 – Yanofsky, Daniel Abraham – 1/2-1/2 – Fox Barreiro, Brais – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3 Bb7 9. d3 d6 10. c3 Na5
1957 Leningrad Ch – Round 6 – Nikitin, Aleksander S – 1/2-1/2 – Krogius, Nikolai V – G49 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 Asztalos Memorial 1st – Round 2 – Tolush, Alexander V – 1-0 – Barcza, Gedeon – 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
1958 Riga ch-URS – Round 1 – Tal, Mikhail – 1-0 – Geller, Efim P – G87 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 UKR Ch – Round 9 – Zurakhov, Vladlen Y – 0-1 – Geller, Efim P – G42 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 Alekhine Memorial – Round 3 – Spassky, Boris V. – 1-0 – Olafsson, Fridrik – 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. h3 Na5 10. Bc2 c5
1959 Lodz ch POL – Round 12 – Kostro, Jerzy – 1/2-1/2 – Brzozka, Stefan – G59 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 15 – Gufeld, Eduard – 1-0 – Krogius, Nikolai V – G142 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 UKR Ch – Round 14 – Surachov, Vladlen – 1/2-1/2 – Ousatchi, Mark – G87 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
1961 Moskou – Round 1 – Gufeld, Eduard – 1/2-1/2 – Borisenko, Georgy K – G91 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 Soviet-ch28 – Round 1 – Stein, Leon Rico – 1-0 – Bannik, Anatolij – G11 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
1962 Varna olm – Round 11 – Robatsch, Karl – 1/2-1/2 – Padevsky, Nikola – G228 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
1963 URS Team Ch – Round 1 – Boleslavsky, Isaac – 1-0 – Geller, Efim P – G17 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
1963 URS Team Ch – Round 1 – Boleslavsky, Isaac – 1/2-1/2 – Mnatsakanian, Arsen – G16 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 O-O 8. c3 d6 9. h3 Na5 10. Bc2 c5
1967 FRA Ch Dieppe FRA – Round 9 – Mazzoni, Guy – 0-1 – Caminade, Christian – G35 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
36. Olympiad 2004 – Round 10 – Kovacevic, Aleksandar – 1/2-1/2 – Gustafsson, Jan – G361 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
Amber Blindfold 2001 – Round 5 – Shirov, Alexei – 1-0 – Piket, Jeroen – 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
Biel Interzonal 1993 – Round 10 – Hjartarson, Johann – 1/2-1/2 – Nikolic, Predrag – G234 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
FIDE WCh KO 2000 – Round 1.1 – Aryan Pravin Kunte – 1/2-1/2 – Milos, Gilberto – 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
FIDE WCh KO 2000 – Round 6.3 – Shirov, Alexei – 1-0 – Grischuk, Alexander – G126 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
FIDE-Wch k.o. 1997 – Round 2.1 – Topalov, Veselin – 1/2-1/2 – Piket, Jeroen – G70 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
World Cup 1991 – Round 5 – Khalifman, Alexander – 1-0 – Beliavsky, Alexander G – G38 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

C96k — Closed Chigorin

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 Bb7

Eval: [+0.80]

Les coups candidats

12.d5 — 49.8% (395 parties)

Ambassadeurs : Romanishin, Oleg M (36x), Bezgodova, Svetlana (13x), Hjorth, Jesper (10x), Grischuk, Alexander (9x), Malewicz, Frank (9x), Bezgodova, Maria (5x), Hajnal, Zoltan (5x), Wahls, Matthias (4x)

12.Nbd2 — 42.7% (339 parties) →

Ambassadeurs : Romanishin, Oleg M (25x), Geller, Efim P. (8x), Caminade, Christian (7x), ? (5x), Grischuk, Alexander (5x), Bezgodova, Maria (5x), Bezgodova, Svetlana (5x), Borisenko, Georgy K (4x)

12.dxe5 — 5.9% (47 parties)

Ambassadeurs : Boleslavsky, Isaac (2x), Borisenko, Georgy K (2x), Kotkov, Yuri M (2x), Mnatsakanian, Arsen (1x), Geller, Efim P. (1x), Niewiadomski Cyryl (1x), Braczko, Marian (1x), Aronin, Lev (1x)

12.b4 — 0.5% (4 parties)

Ambassadeurs : Tal, Mikhail (2x), Geller, Efim P. (2x), Kostro, Jerzy (1x), Brzozka, Stefan (1x), Tolush, Alexander V (1x), Barcza, Gedeon (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	12.d5	12.Nbd2	12.dxe5	12.b4
<1800	21	57%	33%	10%	—
1800-2200	165	59%	33%	7%	—
2200-2600	355	51%	46%	2%	—
2600+	28	68%	29%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	12.d5	12.Nbd2	12.dxe5	12.b4
1950s	31	13%	68%	6%	13%
1960s	56	11%	68%	20%	—
1970s	8	12%	75%	12%	—
1980s	26	38%	62%	—	—
1990s	217	42%	53%	4%	—
2000s	318	56%	37%	6%	—
2010s	120	73%	20%	6%	—
2020s	17	94%	6%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
12.d5	73%	94%	▲ +20.8%
12.Nbd2	20%	6%	▼ -14.1%
12.dxe5	6%	0%	▼ -5.8%
12.b4	0%	0%	+0.0%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 5 parties
Anand, Viswanathan — 3 parties
Kasparov, Garry — 1 partie

Parties historiques

12.d5 — 49.8% (395 parties)

1957 — Nikitin, Aleksander S vs Krogius, Nikolai V — 1/2-1/2 — Leningrad RUS
1958 — Zurakhov, Vladlen Y vs Geller, Efim P. — 0-1 — Kiev UKR
1959 — Spassky, Boris V. vs Olafsson, Fridrik — 1-0 — Moscow RUS
1959 — Shamkovich, Leonid vs Krogius, Nikolai V — 0-1 — Voronezh RUS
1960 — Gufeld, Eduard vs Krogius, Nikolai V — 1-0 — Leningrad ch-URS

12.Nbd2 — 42.7% (339 parties)

1952 — Klovans, Janis vs Tal, Mikhail — 1-0 — Riga LAT
1957 — Ragozin, Viacheslav vs Flohr, Salo — 1/2-1/2 — Goteborg SWE
1957 — Aronin, Lev vs Krogius, Nikolai V — 1/2-1/2 — Leningrad RUS
1958 — Padevsky, Nikola vs Pantaleev, Dimitar — 1/2-1/2 — Sofia BUL
1958 — Bogdanovic, Rajko vs Milic, Borislav — 1/2-1/2 — Sarajevo ch YUG

12.dxe5 — 5.9% (47 parties)

1958 — Sapunov L vs Filchev, Rusko — 1/2-1/2 — Sofia BUL
1959 — Del Pozo, Nestor vs Rebaza Rueda, Sebastian Rodrigo — 1/2-1/2 — Lima PER
1960 — Aronin, Lev vs Borisenko, Georgy K — 0-1 — Perm RUS
1960 — Kotkov, Yuri M vs Yudovich, Mikhail Jr — 1/2-1/2 — Perm RUS
1960 — Surachov, Vladlen vs Ousatchi, Mark — 1/2-1/2 — Kiev UKR

12.b4 — 0.5% (4 parties)

1958 — Tolush, Alexander V vs Barcza, Gedeon — 1-0 — Balatonfured
1958 — Tal, Mikhail vs Geller, Efim P. — 1-0 — Ch URS Riga LAT
1958 — Tal, Mikhail vs Geller, Efim P. — 1-0 — Riga ch-URS
1959 — Kostro, Jerzy vs Brzozka, Stefan — 1/2-1/2 — Lodz ch POL

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