Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● b2→c3, g2→h3, c3→d4	● a6→b5, d6→e5, c7→d6
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bb3	● Bb3 Actif (mob. 6)
Bb7		● Bb7 Actif (mob. 4)
Be7		● Be7 Ok (mob. 0)
Paire de fous	● Oui	● Oui
Clouages	—	● pawn f7
Non développées	3 (● b1, ● c1, ● a1)	2 (● b8, ● a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c3-c4	● …c7-c5, ● …d6-d5

C95a — Spanish: Closed, Breyer, 10.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 Nb8 10.d4 Bb7 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. dxe5 (Capture en e5, Occuper le centre — 60 % des parties) ; Nbd2 (Développer b1 — 31 % des parties) ; Bc2 (9 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nbd7 (Développer b8 — 34 % des parties) ; ...Nxe4 (Cavalier centralisé en e4 — 20 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1956 URS Ch sf – Round ? – Vasiukov, Evgeni – 1/2-1/2 – Borisenko, Georgy K – G104 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 Nb8 10. d4 Bb7
1956 URS Ch, semi final – Round 1 – Kotkov, Yuri – 1/2-1/2 – Krogius, Nikolai V – G40 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 Nb8 10. d4 Bb7
1956 USSR Ch Semifinal – Round 15 – Kotkov, Yuri M – 1/2-1/2 – Korchnoi, Viktor – 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. h3 Nb8 10. d4 Bb7
1957 Sombor – Round 16 – Bradvarevic, Aleksandar – 1/2-1/2 – Vukcevich, Milan – G159 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 Bb7 10. d4 Nb8
1958 Asztalos Memorial – Round 4 – Tolush, Alexander V – 1-0 – Sokolov, Vladimir – 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 Bb7 10. d4 Nb8
1958 Munich olm prel – Round 8 – Djurasevic, Bozidar – 1/2-1/2 – Walther, Edgar – 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 Nb8 10. d4 Bb7
1959 Candidats Tournament – Round 12 – Keres, Paul Petrovich – 1-0 – Benko, Pal – G46 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 Nb8 10. d4 Bb7
1959 Candidats Tournament – Round 8 – Gligorić, Svetozar – 1-0 – Benko, Pal – G30 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 Nb8 10. d4 Bb7
1962 Skopje ch17-YUG – Round 16 – Ostojic, Predrag – 1-0 – Lukic, Arsenije – G111 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 d6 7. c3 Be7 8. d4 O-O 9. h3 Bb7 10. Re1 Nb8
1964 Budapest HUN – Round 1 – Dely, Peter – 1/2-1/2 – Besztercsenyi, Tibor – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. d4 d6 8. c3 O-O 9. h3 Bb7 10. Re1 Nb8

C95a — Closed, Breyer (1956)

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 Nb8 10.d4 Bb7

Les coups candidats

11.Nbd2 — 53.4% (63 parties)

Ambassadeurs : Olafsson, Fridrik (2x), Vasic, Petar (2x), Burstein, S. (1x), Thomson, Emmanuel (1x), Sanguineti, Raúl Carlos (1x), Panno, Oscar (1x), Alexander, Ken R D (1x), Sakhanovich, YV. (1x)

11.dxe5 — 34.7% (41 parties)

Ambassadeurs : Kotkov, Yuri M (2x), Keres, Paul Petrovich (2x), Ostojic, Predrag (2x), Krogius, Nikolai V (2x), Dely, Peter (1x), Besztercsenyi, Tibor (1x), Aronin, Lev (1x), Padevsky, Nikola (1x)

11.Bc2 — 10.2% (12 parties)

Ambassadeurs : Bogdanovic, Rajko (2x), Sherwin, James T (1x), Benko, Pal (1x), Ivkov, Bojidar (1x), Ivkov, Borislav (1x), Schnick, Volker (1x), Goebel, Karl Heinz (1x), Paridar, Shadi (1x)

11.d5 — 1.7% (2 parties)

Ambassadeurs : Meyts, Jozef Adolf (1x), Baden Fred Eric (1x), Apresa Quintana, Raul (1x), Ruiz Romero, Zenón (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	11.Nbd2	11.dxe5	11.Bc2	11.d5
<1800	5	80%	—	20%	—
1800-2200	42	67%	24%	10%	—
2200-2600	28	61%	32%	7%	—

Évolution par décennie (% des parties)

Décennie	N parties	11.Nbd2	11.dxe5	11.Bc2	11.d5
1950s	23	22%	65%	13%	—
1960s	4	25%	75%	—	—
1970s	5	60%	40%	—	—
1980s	3	67%	33%	—	—
1990s	11	82%	9%	—	9%
2000s	22	59%	18%	18%	5%
2010s	41	59%	37%	5%	—
2020s	9	67%	—	33%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
11.Nbd2	59%	67%	▲ +8.1%
11.dxe5	37%	0%	▼ -36.6%
11.Bc2	5%	33%	▲ +28.5%
11.d5	0%	0%	+0.0%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 1 partie

Parties historiques

11.Nbd2 — 53.4% (63 parties)

1956 — Burstein, S. vs Thomson, Emmanuel — 1-0 — Moskou olm
1956 — Ciocaltea, Victor vs Anay Barche — 0-1 — Moskou olm
1958 — Sanguineti, Raúl Carlos vs Panno, Oscar — 0-1 — Buenos Aires ARG
1959 — Olafsson, Fridrik vs Benko, Pal — 0-1 — Bled/Zagreb/Belgrade
1959 — Olafsson, Fridrik vs Benko, Francisco — 0-1 — Bled SLO

11.dxe5 — 34.7% (41 parties)

1956 — Kotkov, Yuri M vs Korchnoi, Viktor — 1/2-1/2 — Tbilisi GEO
1956 — Vasiukov, Evgeni vs Borisenko, Georgy K — 1/2-1/2 — Kharkov UKR
1956 — Kotkov, Yuri M vs Krogius, Nikolai V — 1/2-1/2 — Tbilisi GEO
1957 — Bradvarevic, Aleksandar vs Vukcevich, Milan — 1/2-1/2 — Sombor
1958 — Aronin, Lev vs Padevsky, Nikola — 1/2-1/2 — Leningrad RUS

11.Bc2 — 10.2% (12 parties)

1958 — Bogdanovic, Rajko vs Ivkov, Bojidar — 0-1 — Yugoslavia ch
1958 — Bogdanovic, Rajko vs Ivkov, Borislav — 0-1 — Sarajevo BIH
1959 — Sherwin, James T vs Benko, Pal — 0-1 — Omaha
2003 — Schnick, Volker vs Goebel, Karl Heinz — 1-0 — GER
2005 — Paridar, Shadi vs Almer, Julia — 1-0 — Instanbul TUR

11.d5 — 1.7% (2 parties)

1995 — Meyts, Jozef Adolf vs Baden Fred Eric — 0-1 — Schloss Schney
2006 — Apresa Quintana, Raul vs Ruiz Romero, Zenón — 0-1 — ICCF