Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● b2→a3	● a6→b5, d7→e6, f7→e6
Passés	—	—
Majorité	● aile dame 3v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (2v1)	● e5 (2v0)
Cases faibles	—	—
Centre	● d4 (2v1)	● e5 (2v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Be2	● Be2 Actif (mob. 7)
Be3	● Be3 Actif (mob. 5)
Bc8		● Bc8 Non développé (mob. 1)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	2 (● a1, ● h1)	4 (● c8, ● f8, ● a8, ● h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre	● Au centre
Droits de roque	O-O / O-O-O	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	mobile
Ruptures	—	● …d7-d5

B49d — Sicilian: Taimanov, 6.Be3 a6 7.Be2 Nf6 8.a3 b5

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Be2 Nf6 8.a3 b5 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. O-O (Mettre le roi en sécurité, connecter les tours — 40 % des parties) ; Nxc6 (Capture en c6 — 37 % des parties) ; f4 (Attaque à l'aile roi — 15 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bb7 (Développer c8 — 50 % des parties) ; ...b4 (Expansion aile dame — 5 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1909 It (Men) Stockholm SWE – Round 3 – Nyholm, Gustav – 1/2-1/2 – Schelfhout, Willem – G5 1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 a6 6. a3 Nf6 7. Be2 Qc7 8. Be3 b5 9. O-O Bb7 10. f3 Bd6
1958 UKR Ch – Round 15 – Zurakhov, Vladlen Y – 0-1 – Makarov, Andrei – G69 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. a3 Nc6 7. Be3 Nf6 8. Be2 b5 9. f4 Bb7 10. e5 Nxd4
1959 Candidats Tournament – Round 14 – Keres, Paul Petrovich – 1-0 – Olafsson, Fridrik – G54 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. a3 Nc6 7. Be3 Nf6 8. Be2 b5 9. f4 Bb7 10. Bf3 d6
1959 Moscow – Round 1 – Kazmin, Denis – 0-1 – Gaprindashvili, Nona – G19 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. a3 Nf6 7. Be2 Nc6 8. Be3 b5 9. f4 b4 10. axb4 Bxb4
1959 URS Team Ch – Round ? – Bilunova, Rimma I – 0-1 – Gaprindashvili, Nona – G126 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. a3 Nf6 7. Be2 Nc6 8. Be3 b5 9. f4 b4 10. axb4 Bxb4
1960 Asztalos Memorial 3rd – Round 3 – Honfi, Karoly – 1-0 – Sofrevski, Jovan – G4 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 Nf6 7. Be2 a6 8. a3 b5 9. Nxc6 dxc6 10. f4 Bb7
1960 Cordoba – Round 1 – Secchi, Eduardo – 1-0 – Bazan, Osvaldo – G17 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 a6 7. a3 Nf6 8. Be3 b5 9. Nxc6 dxc6 10. O-O Be7
1960 Ljubljana – Round 3 – Puc, Stojan – 1-0 – Sofrevski, Jovan – G33 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 Nf6 7. Be2 a6 8. a3 b5 9. Nxc6 dxc6 10. f4 e5
1961 Baku ch-URS – Round 13 – Nezhmetdinov, Rashid – 0-1 – Vladimirov, Boris T – G123 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. a3 Nf6 8. Be3 b5 9. f4 Bb7 10. Bf3 d6
1961 Debrecen – Round 4 – Szily, Jozsef – 1/2-1/2 – Filep, Tibor – G26 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. a3 Nc6 7. Be3 Nf6 8. Be2 b5 9. f4 Bb7 10. e5 Nxd4
1961 Debrecen – Round 9 – Paoli, Enrico – 1/2-1/2 – Lokvenc, Josef – G60 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 Nf6 7. Be2 a6 8. a3 b5 9. Nxc6 dxc6 10. f4 e5
1961 Vrnjacka Banja ct women – Round 10 – Ladanyike-Karakas, Eva – 1-0 – Zvorykina, Kira – G52 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Be3 Nf6 7. a3 a6 8. Be2 b5 9. f4 Bb7 10. Nb3 Na5
1962 Spartak Ch – Round 14 – Gurgenidze, Bukhuti – 0-1 – Sergievsky, Vladimir D – G109 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. a3 Nc6 7. Be2 Nf6 8. Be3 b5 9. Nxc6 dxc6 10. f4 e5
1962 WT/M/945 – Round ? – Eriksson 1937, Mats – 0-1 – Tiemann, Christoph – G6 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8. a3 b5 9. Nxc6 dxc6 10. O-O Bb7
1962 WT/M/945 – Round ? – Rippstein – 1/2-1/2 – Tiemann, Christoph – G2 1. e4 c5 2. Nc3 Nc6 3. Nf3 e6 4. d4 cxd4 5. Nxd4 a6 6. a3 Qc7 7. Be3 b5 8. Be2 Nf6 9. Qd2 Bb7 10. f3 Rd8
1963 Buenos Aires ch-ARG – Round 5 – Marcussi, Bartolome J – 0-1 – Alonso-Lej De Las Casas, Fernando – G36 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be2 Qc7 7. Be3 Nf6 8. a3 b5 9. f4 b4 10. axb4 Nxb4
1963 YUG Ch 19th – Round 21 – Bradvarevic, Aleksandar – 1/2-1/2 – Matulovic, Milan – G75 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Be3 a6 7. Be2 Nf6 8. a3 b5 9. Nxc6 dxc6 10. f4 Bb7
1965 Hamburg etc – Round 9 – Radovici, Corvin – 1/2-1/2 – Matulovic, Milan – G133 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be2 a6 7. Be3 Nf6 8. a3 b5 9. O-O Bb7 10. Kh1 Na5
1965 Hungary – Round 1 – Haag, Ervin – 1/2-1/2 – Bilek, Istvan – G88 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Be3 a6 7. Be2 Nf6 8. a3 b5 9. f4 Bb7 10. Bf3 b4
1966 Havana CUB – Round 2 – Alvarez del Monte, Jose – 1/2-1/2 – Letelier Martner, Rene – G19 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. a3 Qc7 7. Be3 a6 8. Be2 b5 9. Nxc6 dxc6 10. Bf3 e5
1966 Rzeszow ch POL – Round 1 – Adamski, Jan – 1/2-1/2 – Brzozka, Stefan – G2 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Qc7 7. a3 Nf6 8. Be3 b5 9. Nxc6 dxc6 10. f4 e5
41. Olympiad Open 2014 – Round 1.21 – Kassis, Antoine – 0-1 – Cori, Jorge – G34 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8. a3 b5 9. Nxc6 dxc6 10. f4 Bb7
42. Olympiad 2016 – Round 4.7 – Zhigalko, Andrey – 1/2-1/2 – Neiksans, Arturs – G305 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. Be3 Nf6 8. a3 b5 9. Nxc6 dxc6 10. f4 Bb7
Munchen 1993 – Round 3 – Shirov, Alexei – 1-0 – Lautier, Joel – G12 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8. a3 b5 9. Nxc6 dxc6 10. f4 Bb7

B49d — Taimanov (1909)

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 a6 7.Be2 Nf6 8.a3 b5

Les coups candidats

9.O-O — 39.9% (304 parties)

Ambassadeurs : Vitolinsh, Alvis (2x), Kurajica, Bojan (2x), Lupu, Smaranda B. (2x), Abul, Qasem (2x), Gomulka, Jaroslaw (2x), Fecker, Noah (2x), Lianes Garcia, Marcos (2x), Lopez Garcia, Juan Antonio (1x)

9.Nxc6 — 36.7% (279 parties)

Ambassadeurs : Bindrich, Falko (3x), Andrijevic, Milan (3x), Baramidze, David (3x), Moehn, Hans (3x), Socko, Bartosz (3x), Inarkiev, Ernesto (3x), Cichy, Michael, Dr. (3x), Sofrevski, Jovan (2x)

9.f4 — 15.1% (115 parties)

Ambassadeurs : Nezhmetdinov, Rashid (3x), Gaprindashvili, Nona (2x), Vladimirov, Boris (1x), Vladimirov, Boris T (1x), Karakas, Evrim (1x), Zvorykina, Kira (1x), Marcussi, Bartolome J (1x), Casas Perea, Fernando (1x)

9.f3 — 2.9% (22 parties)

Ambassadeurs : Schrevens, Birger (1x), Djukic, Nikola (1x), Vavrak, Jozef (1x), Mandak, Miroslav (1x), Mourouti, Paraskevi (1x), Stiri, Alexandra (1x), Figueroa Alvarez, Roberto Carlos (1x), Barbosa, Harper (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9.O-O	9.Nxc6	9.f4	9.f3
<1800	53	55%	19%	6%	6%
1800-2200	366	46%	30%	16%	3%
2200-2600	243	28%	54%	14%	2%
2600+	5	—	100%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	9.O-O	9.Nxc6	9.f4	9.f3
1950s	7	29%	—	71%	—
1960s	35	17%	46%	31%	—
1970s	9	22%	56%	22%	—
1980s	9	56%	44%	—	—
1990s	77	45%	27%	18%	3%
2000s	246	41%	35%	14%	4%
2010s	298	38%	40%	15%	3%
2020s	80	49%	38%	6%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9.O-O	38%	49%	▲ +10.8%
9.Nxc6	40%	38%	▼ -2.1%
9.f4	15%	6%	▼ -8.5%
9.f3	3%	1%	▼ -2.1%

Parties historiques

9.O-O — 39.9% (304 parties)

1957 — Gurfinkel, I. vs Zvorykina, Kira Alekseyevna — 0-1 — Vilnius ch19-SU
1959 — Kutianin, Yuri vs Salov, Sergej — 1/2-1/2 — ?
1962 — Lopez Garcia, Juan Antonio vs Elemberg, Norberto — 0-1 — Montevideo URU
1963 — Vitolinsh, Alvis vs Kurajica, Bojan — 1-0 — Rijeka tt
1963 — Vitolinsh, Alvis vs Kurajica, Bojan — 1-0 — USSR-YUG

9.Nxc6 — 36.7% (279 parties)

1960 — Puc, Stojan vs Sofrevski, Jovan — 1-0 — Ljubljana
1960 — Honfi, Karoly vs Sofrevski, Jovan — 1-0 — Balatonfured
1960 — Secchi, Eduardo vs Bazan, Osvaldo — 1-0 — Cordoba ARG
1961 — Paoli, Enrico vs Lokvenc, Josef — 1/2-1/2 — Debrecen HUN
1962 — Sitiriche, Jaime vs Rivera, Daniel — 1/2-1/2 — San Juan ch PUR

9.f4 — 15.1% (115 parties)

1958 — Nezhmetdinov, Rashid vs Makarow, Alexander — 1-0 — Rostov on Don
1958 — Zurakhov, Vladlen Y vs Makarov, Andrei — 0-1 — ?
1959 — Bilunova, Rimma I vs Gaprindashvili, Nona — 0-1 — Moscow RUS
1959 — Kazmin, Denis vs Gaprindashvili, Nona — 0-1 — Moscow RUS
1959 — Keres, Paul Petrovich vs Olafsson, Fridrik — 1-0 — Bled/Zagreb/Belgrade

9.f3 — 2.9% (22 parties)

1996 — Schrevens, Birger vs Djukic, Nikola — 0-1 — Rimavska Sobota Ych-Eu b1
1997 — Vavrak, Jozef vs Mandak, Miroslav — 0-1 — Bratislava SVK
2000 — Mourouti, Paraskevi vs Stiri, Alexandra — 0-1 — Athens GRE
2000 — Figueroa Alvarez, Roberto Carlos vs Barbosa, Harper — 0-1 — ?
2006 — Rodriguez, Teodoro vs Lalic, Bogdan — 0-1 — Porrentruy

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