Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● b2→c3, d3→e4	● a6→b5, d6→c5, d6→e5
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● g5 (2v0)	● g4 (2v0)
Cases faibles	—	—
Centre	● e4 (2v1)	● d4 (3v2), ● e5 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bc2	● Bc2 Ok (mob. 3)
Be7		● Be7 Ok (mob. 1)
Bc8		● Bc8 Non développé (mob. 6)
Paire de fous	● Oui	● Oui
Non développées	2 (● c1, ● a1)	2 (● c8, ● a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c3-c4, ● d3-d4	● …c5-c4, ● …d6-d5

C90l — Spanish: Closed, Pilnik, 12.Nf1 Nc6

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.d3 Na5 10.Bc2 c5 11.Nbd2 Re8 12.Nf1 Nc6 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Jeu au centre (rupture c3-c4).

Atouts. Les Blancs s'appuient sur un contrôle dominant de g5.

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

Plans. Ne3 (Cavalier actif en e3 — 32 % des parties) ; a4 (21 % des parties) ; h3 (Empêcher ...Bg4 — 19 % des parties) ; Ng3 (19 % des parties) ; Bg5 (Fou actif (mobilité 7), Développer c1 — 6 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Jeu sur l'aile dame.

Atouts. Les Noirs s'appuient sur un contrôle dominant de g4.

En contrepartie. Plusieurs pièces dorment encore (le fou c8 et la tour a8).

Plans. ...Bf8 (47 % des parties) ; ...Bb7 (Développer c8 — 12 % des parties) ; ...Qc7 (7 % des parties) ; ...g6 (7 % des parties) ; ...h6 (7 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
18. Amber Rapid 2009 – Round 6 – Topalov, Veselin – 1/2-1/2 – Leko, Peter – G14 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
1911 Karlsbad – Round 1 – Cohn, Erich – 1-0 – Burn, Allan – G199 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. d3 O-O
1911 Karlsbad – Round 1 – Rotlewi, Georg – 0-1 – Burn, Amos – G195 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. d3 Nc6
1913 New York National – Round 6 – Janowski, Dawid – 1-0 – Liebenstein H – G31 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. d3 Nc6
1934 Ujpest – Round 1 – Thomas, George Alan – 0-1 – Gruenfeld, Ernst – G84 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. d3 O-O
1936 Podebrady – Round 1 – Alekhine, Alexander – 1-0 – Eliskases, Erich – G20 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. d3 Nc6
1939 Leningrad/Moscow – Round 5 – Romanovsky, Pjotr – 1/2-1/2 – Levenfish, Grigory – 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. d3 Na5 10. Bc2 c5
1939 Margate – Round 1 – Sergeant, Edward – 1/2-1/2 – Capablanca, Jose – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Be7 7. Nbd2 O-O 8. O-O b5 9. Bb3 Na5 10. Bc2 c5
1940 URS-sf – Round 1 – Dubinin, Peter – 1/2-1/2 – Alatortsev, Vladimir N. – G71 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. d3 Na5 10. Bc2 c5
1940 URS-sf – Round 1 – Stolberg, Mark Moiseevich – 1-0 – Dubinin, Peter – 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 Na5 9. Bc2 c5 10. d3 Nc6
1943 Sverdlovsk – Round 6 – Konstantinopolsky, Alexander – 1-0 – Ragozin, Viacheslav – 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 Na5 9. Bc2 c5 10. d3 O-O
1948 Saltsjobaden Interzonal – Round 1 – Lilienthal, Andor – 1/2-1/2 – Flohr, Salo – G8 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. c3 O-O 9. Re1 Na5 10. Bc2 c5
1949 Moscow RUS – Round 1 – Averbakh, Yuri L – 1-0 – Terpugov, Evgeny – G18 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Be7 6. O-O Nf6 7. Re1 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
1949 Oldenburg – Round 6 – Unzicker, Wolfgang – 1/2-1/2 – Rossolimo, Nicolas – G19 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
1950 Amsterdam – Round 5 – Pilnik, Herman – 1/2-1/2 – O'Kelly, Albéric de Galway – G70 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
1951 GER Ch 14th – Round 16 – Pfeiffer, Gerhard – 0-1 – Niephaus, Walter – G42 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. d3 d6 8. c3 Na5 9. Bc2 c5 10. Re1 O-O
1951 Mar del Plata zt – Round 14 – Mangini, Jose Henrique de Mello – 1-0 – Schroeder, Raik – G142 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. d3 Na5 10. Bc2 c5
1952 GBR-ch39 – Round 9 – Aitken, James – 0-1 – Thomas Andrew – 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 Na5 9. Bc2 c5 10. d3 O-O
1952 Helsinki olm – Round 1 – Pilnik, Herman – 1/2-1/2 – Rellstab, Ludwig – G161 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
1952 Helsinki olm – Round 1 – Teschner, Rudolf – 1/2-1/2 – Filip, Marius Liviu – G169 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. d3 Na5 10. Bc2 c5
1953 CSR Ch Prague – Round 13 – Ujtelky, Maximilian – 0-1 – Filip, Miroslav – G78 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 d6 7. c3 Be7 8. Re1 O-O 9. d3 Na5 10. Bc2 c5
1953 Mar del Plata – Round 8 – Bolbochan, J. – 1/2-1/2 – Letelier Martner, Rene – G95 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. d3 O-O
1954 Hungary Ch – Round 1 – Benko, Pal – 1-0 – Gereben, Erno – G51 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. d3 O-O
1954 Mar del Plata ARG – Round 12 – Pilnik, Herman – 1-0 – Schroeder, Raymond – G9 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. d3 Na5 10. Bc2 c5
1954 Munich zt – Round 6 – Lokvenc, Josef – 1/2-1/2 – Kramer, Haije – G40 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. d3 Na5 10. Bc2 c5
1955 Hungary Ch – Round 1 – Bely, Matthieu – 1-0 – Jenei, Ferenc – G51 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. d3 O-O
1955 Zagreb – Round 11 – Matanovic, Aleksandar – 1/2-1/2 – O'Kelly, Albéric de Galway – G119 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. d3 Na5 10. Bc2 c5
1955 Zagreb – Round 13 – Ivkov, Borislav – 1/2-1/2 – Filip, Marius Liviu – G136 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. d3 Na5 10. Bc2 c5
1955 Zagreb – Round 6 – Trifunovic, Petar – 1/2-1/2 – O'Kelly, Albéric de Galway – G72 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. d3 Na5 10. Bc2 c5
1955 Zagreb – Round 7 – Matanovic, Aleksandar – 1/2-1/2 – Filip, Miroslav – G81 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. d3 Na5 10. Bc2 c5
1956 Alekhine Memorial – Round 1 – Ciocaltea, Victor – 1/2-1/2 – Padevsky, Nikola – G75 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
1956 Budapest Szikra – Round ? – Szily, Jozsef – 1/2-1/2 – Pogats, Jozsef Jr. – G32 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
1956 GBR Ch 43rd – Round 4.1 – Barden, Leonard – 1/2-1/2 – Haygarth, Michael John – 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. d3 Na5 10. Bc2 c5
1956 URS Ch sf – Round ? – Byvshev, Vasily – 1/2-1/2 – Rovner, Dmitry – G105 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. O-O d6 8. c3 O-O 9. Nbd2 Na5 10. Bc2 c5
1957 Sombor – Round 22 – Milic, Borislav – 1/2-1/2 – Tot, Bora – G209 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c3 Be7 6. O-O O-O 7. Re1 a6 8. Ba4 b5 9. Bb3 Na5 10. Bc2 c5
1957 Warchau ch POL – Round 10 – Kostro, Jerzy – 1/2-1/2 – Dzieciolowski, Adam – G54 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. d3 Na5 10. Bc2 c5
1958 Riga ch-URS – Round 15 – Gipslis, Aivars – 1-0 – Bannik, Anatolij – G125 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
1958 Sarajevo Sarajevo BIH – Round 1 – Ivkov, Borislav – 1/2-1/2 – Lokvenc, Josef – G38 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
1959 Wch U20 prel-A – Round 1 – Parma, Bruno – 1-0 – Weinwurm, Wolfgang – G2 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. Re1 O-O
1960 Corr FS – Round 1 – Szily, Jozsef – 0-1 – Secchi, Eduardo – G23 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
1961 Debrecen – Round 3 – Pogats, Jozsef Jr. – 1-0 – Tarnowski, Alfred – G22 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. d3 Na5 10. Bc2 c5
1961 Oberhausen etc – Round 5 – Milic, Bozidar – 1/2-1/2 – Pogats, Jozsef Jr. – G143 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
1961 Oberhausen etc – Round 8 – Pogats, Jozsef Jr. – 1/2-1/2 – Niephaus, Walter – G210 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. d3 Na5 10. Bc2 c5
1962 Poznan ch POL – Round 3 – Grabczewski, Romuald – 0-1 – Tarnowski, Alfred – G18 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. d3 Na5 10. Bc2 c5
1963 New York ch-USA – Round 8 – Mednis, Edmar J – 1-0 – Bisguier, Arthur B – G34 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. Re1 O-O
1963 Sochi – Round 5 – Bilek, Istvan – 1/2-1/2 – Kozma, Julius – G36 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. c3 O-O 9. Nbd2 Na5 10. Bc2 c5
1964 Kiev ch-URS – Round 1 – Lutikov, Anatoly S – 1/2-1/2 – Krogius, Nikolai V – G105 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. d3 Na5 10. Bc2 c5
1964 Magdeburg ch DDR – Round 11 – Neukirch, Detlef – 1-0 – Stahl, Franz – G26 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. d3 Na5 10. Bc2 c5
1964 Spartak Ch – Round ? – Zurakhov, Vladlen Y – 1-0 – Lilienthal, Andor – 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. d3 d6 9. c3 Na5 10. Bc2 c5
1964 WchT U26 11. fin-A – Round 2.2 – Neukirch, Detlef – 0-1 – Kovacs, Laszlo M – G29 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. c3 O-O 9. Re1 Na5 10. Bc2 c5
1966 La Habana olm prel – Round 2 – Cornelis, Frans B – 1/2-1/2 – Langeweg, Kick – 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. d3 Na5 10. Bc2 c5
1966 Reggio Emilia 6667 09th – Round 11 – Damjanovic, Marko – 0-1 – Kozma, Julius – G37 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. d3 Na5 10. Bc2 c5
1968 It Buesum GER – Round 5 – Medina-Garcia, Antonio – 1/2-1/2 – Kolarov, Atanas S. – 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. d3 d6 9. c3 Na5 10. Bc2 c5
1968 Wijk aan Zee II – Round 1 – Medina-Garcia, Antonio – 1-0 – Dunkelblum, Arthur – G31 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. d3 Na5 10. Bc2 c5
1972 Skopje ol (Men) fin-A – Round 8 – Medina-Garcia, Antonio – 1/2-1/2 – Zuidema, Coen – G314 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. d3 Na5 10. Bc2 c5
1975 URS Team Ch – Round 1 – Ubilava, Elizbar – 1/2-1/2 – Tseshkovsky, Vitaly – G429 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. d3 Na5 10. Bc2 c5
Amber Blindfold 2007 – Round 5 – Svidler, Peter – 1/2-1/2 – Aronian, Levon – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 O-O 8. c3 d6 9. Nbd2 Na5 10. Bc2 c5
Amber Rapid 2007 – Round 1 – Svidler, Peter – 0-1 – Leko, Peter – G3 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. c3 O-O 9. Nbd2 Na5 10. Bc2 c5
Biel Interzonal 1993 – Round 7 – Smirin, Ilia – 1-0 – Frolov, Artur – G167 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. d3 Na5 10. Bc2 c5
FIDE World Rapid 2014 – Round 8.7 – Radjabov, Teimour – 1/2-1/2 – Fressinet, Laurent – G165 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. c3 Na5 8. Bb5 a6 9. Ba4 b5 10. Bc2 c5
FIDE-Wch k.o. 1999 – Round 7.5 – Akopian, Vladimir – 1/2-1/2 – Khalifman, Alexander – G128 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. O-O d6 8. c3 O-O 9. Re1 Na5 10. Bc2 c5
Interpolis 1993 – Round 1 – Kovalev, Aleksandr – 0-1 – Nikolic, Pavle – G44 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
Lindores Abbey Tal Memorial 2021 – Round 12.24 – Pichot, Alan – 1-0 – Cheparinov, Ivan – G524 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
Phillips&Drew 1980 – Round 10 – Nunn, John D M – 0-1 – Timman, Jan H – G26 1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Be7 5. O-O d6 6. c3 O-O 7. Nbd2 Na5 8. Bb5 a6 9. Ba4 c5 10. Re1 b5
SuperUnited Blitz 2022 – Round 1.4 – Firouzja, Alireza – 1/2-1/2 – Topalov, Veselin – 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. d3 d6 9. c3 Na5 10. Bc2 c5
World Blitz 2007 – Round 20 – Adams, Michael – 1/2-1/2 – Leko, Peter – G196 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
World Blitz 2015 – Round 2.4 – Anton Guijarro, David – 1-0 – Aronian, Levon – G105 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. c3 O-O 9. Nbd2 Na5 10. Bc2 c5
World Blitz 2017 – Round 2.28 – Vachier-Lagrave, Maxime – 1-0 – Fressinet, Laurent – G81 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. Re1 O-O
World Blitz 2018 – Round 12.19 – Predke, Alexandr – 0-1 – Matlakov, Maxim – G701 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Be7 7. Nbd2 O-O 8. O-O b5 9. Bb3 Na5 10. Bc2 c5
World Rapid 2019 – Round 11.23 – Firouzja, Alireza – 1-0 – Inarkiev, Ernesto – G701 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5
XXV SuperGM 2008 – Round 14 – Leko, Peter – 1/2-1/2 – Aronian, Levon – G47 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d3 d6 9. c3 Na5 10. Bc2 c5

C90l — Closed, Pilnik (1911)

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.d3 Na5 10.Bc2 c5 11.Nbd2 Re8 12.Nf1 Nc6

Les coups candidats

13.h3 — 39.4% (476 parties)

Ambassadeurs : Smirin, Ilia (8x), Schneider, Hans-J. (7x), Leko, Peter (4x), Schmidek, Emil (4x), Frolov, Artur (3x), Grischuk, Alexander (3x), Pavlovic, Milos (3x), Melia, Salome (3x)

13.Ng3 — 28.6% (346 parties)

Ambassadeurs : Nikolov, Sasho (4x), Balashov, Yuri (3x), Dornbusch, Tatiana (3x), Bokros, Albert (3x), Neukirch, Detlef (2x), Inkiov, Ventzislav (2x), Tepper, Frantisek (2x), Packa, Ladislav (2x)

13.Ne3 — 11.7% (141 parties)

Ambassadeurs : Emms, John M (3x), Ciocaltea, Victor (2x), Filip, Miroslav (2x), Kostro, Jerzy (2x), Dzieciolowski, Adam (2x), Kozma, Julius (2x), Thomas Andrew (2x), Henri, James (2x)

13.a4 — 9.7% (117 parties)

Ambassadeurs : Kovalev, Andrei (4x), Szily, Jozsef (2x), Medina-Garcia, Antonio (2x), Pilnik, Herman (2x), Chestnov, Vitaliy A. (2x), Klovans, Janis (2x), Nikolic, Predrag (2x), Xu, Tong (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	13.h3	13.Ng3	13.Ne3	13.a4
<1800	54	28%	41%	9%	7%
1800-2200	429	38%	36%	11%	5%
2200-2600	566	43%	25%	8%	13%
2600+	54	57%	15%	9%	7%

Évolution par décennie (% des parties)

Décennie	N parties	13.h3	13.Ng3	13.Ne3	13.a4
1950s	34	21%	9%	41%	21%
1960s	19	16%	16%	47%	16%
1970s	15	20%	7%	20%	40%
1980s	33	27%	36%	15%	15%
1990s	126	41%	19%	11%	13%
2000s	253	43%	28%	14%	8%
2010s	562	41%	31%	9%	8%
2020s	166	40%	34%	7%	8%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
13.h3	41%	40%	▼ -0.8%
13.Ng3	31%	34%	▲ +2.2%
13.Ne3	9%	7%	▼ -1.5%
13.a4	8%	8%	-0.4%

Joueurs célèbres

Champions du monde dans cette position

Carlsen, Magnus — 2 parties
Ding, Liren — 2 parties
Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

13.h3 — 39.4% (476 parties)

1950 — Pilnik, Herman vs O'Kelly, Albéric de Galway — 1/2-1/2 — Amsterdam NED
1955 — Matanovic, Aleksandar vs Filip, Miroslav — 1/2-1/2 — Zagreb CRO
1955 — Trifunovic, Peter vs Atim Alicia Okello — 1/2-1/2 — Zagreb CRO
1955 — Bely, Miklos vs Jenei, Ferenc — 1-0 — Hungary ch
1956 — Byvshev, Vasily vs Rovner, Dmitry — 1/2-1/2 — Leningrad RUS

13.Ng3 — 28.6% (346 parties)

1951 — Pfeiffer, Gerhard vs Niephaus, Walter — 0-1 — Duesseldorf GER
1953 — Ujtelky, Maximilián Samuel Rudolf vs Filip, Miroslav — 0-1 — Prague CZE
1954 — Lokvenc, Josef vs Kramer, Haije — 1/2-1/2 — Munich GER
1964 — Neukirch, Detlef vs Stahl, Franz — 1-0 — Magdeburg ch DDR
1964 — Neukirch, Detlef vs Kovacs, Laszlo — 0-1 — ?

13.Ne3 — 11.7% (141 parties)

1952 — Teschner, Rudolf vs Filip, Miroslav — 1/2-1/2 — Helsinki olm
1952 — Abiolla James vs Thomas Andrew — 0-1 — Chester
1953 — Sergeant, Edward vs Thomas Andrew — 0-1 — Hastings ENG
1953 — Bolbochan, Jacobo vs Letelier Martner, Rene — 1/2-1/2 — Mar del Plata ARG
1954 — Benko, Pal vs Gereben, Erno — 1-0 — Hungary ch

13.a4 — 9.7% (117 parties)

1951 — Mangini, Jose Henrique de Mello vs Schroeder, Raik — 1-0 — Mar del Plata ARG
1951 — Milic, Borislav vs Rossolimo, Nicolas — 1/2-1/2 — Dortmund GER
1952 — Pilnik, Herman vs Rellstab, Ludwig — 1/2-1/2 — Helsinki olm
1954 — Pilnik, Herman vs Schroeder, Raymond — 1-0 — Mar del Plata ARG
1955 — Matanovic, Aleksandar vs O'Kelly de Galway, Alberic — 1/2-1/2 — Zagreb CRO

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