B09h — Pirc: Austrian, 5…O-O 6.Be2

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Be2 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte b5….

Atouts. Les Blancs s'appuient sur les cases fortes b5, d5 et g5, un fou actif en e2 et la paire de fous.

Côté adverse. Les fous enfermés en g7 et c8.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le fou c1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Attaque sur le roi adverse resté au centre.

Atouts. Les Noirs s'appuient sur la case forte g4 et la paire de fous.

Côté adverse. Le fou enfermé en c1 et le roi resté au centre.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b8, le fou c8 et la tour a8).

Plans. ...Nbd7 (Développer Nb8) ; ...Bg4 (Développer Bc8, clouer Nf3) ; ...c6 (Rupture) ; ...c5 (Rupture) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● c7→d6, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● d5 (2v1), ● g5 (2v0)	● g4 (2v0)
Cases faibles	—	—
Centre	● d4 (2v0), ● d5 (2v1), ● e5 (3v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 2)
Be2	● Be2 Actif (mob. 5)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (● c1, ● a1, ● h1)	3 (● b8, ● c8, ● a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● d4-d5, ● e4-e5, ● f4-f5	● …c7-c6, ● …c7-c5, ● …d6-d5, ● …e7-e6, ● …e7-e5

Partie
1927 London Olympiad 1st – Round 10.63 – Prokes, Ladislav – 0-1 – Lokvenc, Josef – G106 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 Nbd7 7. O-O c5 8. d5 a6 9. a4 b6 10. h3 Rb8
1945 Quilmes – Round ? – Czerniak, Moshe – 1-0 – Pelikan, Jorge – G28 1. d4 d6 2. e4 g6 3. f4 Nf6 4. Nc3 Bg7 5. Nf3 O-O 6. Be2 c5 7. d5 b5 8. e5 dxe5 9. fxe5 Ng4 10. Bf4 Nd7
1945 Quilmes – Round 6 – Czerniak, Moshe – 1-0 – Pelikán, Jiří – G23 1. d4 d6 2. e4 g6 3. f4 Nf6 4. Nc3 Bg7 5. Nf3 O-O 6. Be2 c5 7. d5 b5 8. e5 dxe5 9. fxe5 Ng4 10. Bf4 Nd7
1949 Venice – Round 8 – Tartakower, Savielly – 1/2-1/2 – Stalda, Giuseppe – G64 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 b6 7. O-O Bb7 8. Bd3 c5 9. d5 Na6 10. Qe2 Nc7
1950 Dubrovnik olm – Round 9 – Staudte, Hans-Hilmar – 1/2-1/2 – Primavera, Giuseppe – G131 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 Nfd7 7. Be3 e5 8. Qd2 exd4 9. Bxd4 Nf6 10. O-O Nc6
1951 BRA Ch – Round 7 – Carvalho, Flavio – 1/2-1/2 – De Freitas, Marcio Elisio – G15 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 Nfd7 7. O-O c5 8. Kh1 cxd4 9. Nxd4 Nc6 10. Be3 a6
1951 Luzern Christmas 5152 5th – Round 4 – Henneberger, Walter – 0-1 – Paoli, Enrico – G8 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 Nbd7 7. Be3 c5 8. Qd2 Qa5 9. h3 cxd4 10. Nxd4 a6
1951 Stevenson Memorial 3rd – Round 10 – Teschner, Rudolf – 0-1 – Tartakower, Savielly – G12 1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. Nd2 Qxc5 9. Nb3 Qb6 10. Bf3 Nc6
1951 Zonal Bad Pyrmont GER – Round 4 – De Moura, Joao Guilherme – 1/2-1/2 – Matanovic, Aleksandar – G8 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. e5 Nd5 10. Nxd5 Rxd5
1952 Helsinki olm – Round 1 – Aleman Dovo, Miguel – 1/2-1/2 – Czerniak, Magdalena – G144 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 b6 7. O-O Bb7 8. e5 Ne8 9. Be3 e6 10. Qe1 Nd7
1952 Helsinki olm – Round 1 – Boleslavsky, Isaac – 1/2-1/2 – Pirc, Vasja – G224 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. e5 Ne8 10. Be3 b6
1952 ITA-ch15 – Round 10 – Norcia, Federico – 1-0 – Castaldi, Vincenzo – G51 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 Bg4 7. h3 Bxf3 8. Bxf3 e5 9. fxe5 dxe5 10. d5 c6
1952 Liberation – Round 1 – Janosevic, Dragoljub – 1/2-1/2 – Matanovic, Aleksandar – G14 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. e5 Ne8 10. Bc4 Nc6
1952 Moscow Ch – Round 6 – Ravinsky, Grigory – 1-0 – Kogan, Sergey M – G33 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c6 7. O-O Bg4 8. Kh1 d5 9. e5 Ne8 10. Ng5 Bxe2
1952 POL-ch10 – Round 17 – Tarnowski, Alfred – 1/2-1/2 – Ciejka, Tadeusz – G125 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. d5 e6 8. O-O exd5 9. exd5 a6 10. a4 Re8
1953 Hastings ch-BCF – Round 3 – Thomas Andrew – 1-0 – Tylor, Theodore Henry – G33 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. d5 e6 8. dxe6 Bxe6 9. O-O Nc6 10. f5 Bc8
1953 Hastings ch-BCF – Round 5 – Aabel Thomas Eapen – 1/2-1/2 – Mardle, Denis – G48 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 Nbd7 7. O-O c5 8. d5 Ne8 9. Qe1 e6 10. dxe6 fxe6
1953 Hoogovens – Round 8 – Trott, A H – 1-0 – Bouwmeester, Hans – G47 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. d5 e6 8. dxe6 fxe6 9. O-O Nc6 10. h3 Nh5
1953 Opatija – Round 5 – Matanovic, Aleksandar – 1-0 – Udovcic, Mijo – G41 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. Nd2 Qxc5 9. Nb3 Qb6 10. Qd3 Bg4
1953 POL-ch11 – Round 5 – Grabczewski, Romuald – 1-0 – Ciejka, Tadeusz – G33 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. d5 b5 8. e5 dxe5 9. fxe5 Ng4 10. Bxb5 Nxe5
1954 Olympiad prel IV – Round 1 – Darga, Klaus – 1-0 – Jerolim, J – G30 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Be2 Nbd7 7. O-O c5 8. d5 a6 9. a4 Ne8 10. Be3 Ndf6
1955 DDR Ch U18 – Round 2 – Hauptmann, Heinz – 1/2-1/2 – Moehring, Guenther – G4 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 b6 7. Qd3 Ba6 8. Qd1 Bb7 9. Bd3 Nbd7 10. Bd2 e5
1956 Moscow olm fin-A – Round 7 – Clarke, Paul R H – 1-0 – Enevoldsen, Jens – G118 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 Nfd7 7. O-O c5 8. d5 Na6 9. Kh1 Nc7 10. Qe1 e6
1956 Olympiad Moscow RUS – Round 11 – Penrose, Justin – 1/2-1/2 – Czerniak, Magdalena – G37 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. d5 e6 8. dxe6 Bxe6 9. Ng5 Qe7 10. O-O Bd7
1957 Minsk zt – Round 11 – Rozhdestvensky, Vladimir – 1/2-1/2 – Gipslis, Aivars – G75 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Be2 O-O 6. Nf3 c6 7. O-O b5 8. a3 Nbd7 9. Kh1 Nb6 10. Qe1 a5
1957 URS Ch, semi final – Round 13 – Khasin, A. – 0-1 – Kotov Lundqvist, Alex – G119 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c6 7. O-O b5 8. e5 Nfd7 9. a4 b4 10. Ne4 Nb6
1957 URS Ch, semi final – Round 14 – Vasiukov, Evgeni – 1-0 – Bastrikov, Georgy – G129 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 Nd4
1957 Zittau-A 6th – Round 8 – Richter Becerra, Hans – 1/2-1/2 – Baumbach, Friedrich, Dr. – G7 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. f4 O-O 6. Nf3 Nfd7 7. Be3 e5 8. fxe5 dxe5 9. d5 c6 10. Qd2 Qa5
1959 GDR Ch Leipzig GER – Round 4 – Handel, Horst – 1/2-1/2 – Badestein, Hartmut, Prof. Dr. – G20 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 b6 7. O-O Bb7 8. e5 Ne8 9. e6 f5 10. d5 Nf6
1961 Bled – Round 14 – Fischer, Robert J – 1/2-1/2 – Udovcic, Mijo – G129 1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f4 Nf6 5. Nf3 O-O 6. Be2 c6 7. O-O Nbd7 8. e5 Ne8 9. Be3 Qb6 10. Qd3 Qa5
1961 Utrecht – Round 6 – O'Kelly, A. – 1-0 – Bouwmeester, Hans – G30 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c6 7. O-O Na6 8. e5 Nd5 9. Nxd5 cxd5 10. c3 Nc7
1961 Utrecht – Round 9 – Matanovic, Aleksandar – 1/2-1/2 – Robatsch, Karl – G42 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. Nd2 Qxc5 9. Nb3 Qc7 10. O-O Be6
1961 Wch U20 fin-B – Round 1 – Jakobsen, Ole – 1-0 – Rubinetti, Jorge – G1 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 Bg4 7. h3 Bxf3 8. Bxf3 c6 9. Be3 Nbd7 10. Qd2 Nb6
1961 Wch U20 fin-B – Round 4 – Smith, David – 0-1 – Rubinetti, Jorge – G5 1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 a6
1961 Wch-jr final I – Round 9 – Vinje, Arne – 0-1 – Pfleger, Helmut, Dr. – G16 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. d5 b5 8. e5 dxe5 9. fxe5 Ng4 10. Bf4 Nd7
1962 Candidats Tournament – Round 5 – Fischer, Robert J – 0-1 – Korchnoi, Viktor – G16 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 a5
1962 Capablanca Memorial – Round 19 – Cobo Arteaga, Eldis – 0-1 – Smyslov, Vladimir – G192 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. d5 e6 8. O-O exd5 9. exd5 Na6 10. Bxa6 bxa6
1962 Copenhagen – Round 1 – Kolvig, Bent – 1-0 – Andersen, Borge – G24 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 Nd4
1962 Corr – Round 1 – Pasqua, D. – 1-0 – Palmiotto, Fiorentino – G10 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 Nbd7 7. e5 Ne8 8. h4 c5 9. Be3 cxd4 10. Bxd4 Qa5
1962 DDR-12ch – Round 6 – Liebert, Heinz – 1-0 – Boehnisch, Manfred – G18 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 a6 10. Nd2 Bd7
1962 Gera ch GDR – Round 8 – Moehring, Guenther – 1/2-1/2 – Boehnisch, Manfred – G17 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 b6 7. O-O Bb7 8. e5 Ne8 9. e6 fxe6 10. Ng5 c5
1962 JUG Ch – Round ? – Ostojic, Predrag – 0-1 – Pirc, Vasja – G8 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 Nd4
1962 Kiev (Ukraine) – Round 3 – Adler, Viktor – 0-1 – Tukmakov, Vladimir B – G4 1. e4 g6 2. d4 Bg7 3. f4 d6 4. Be2 Nf6 5. Nc3 O-O 6. Nf3 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 b5 10. Qd3 b4
1962 OWL Ch – Round 1 – Speer, Albrecht – 1-0 – Bilo, Heinz – G2 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 Bd7
1962 Stevenson Memorial 10th – Round 1 – Hindle, Owen M – 1-0 – Melitus, Gregory Owen J – G4 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Ng4 10. Nd5 e6
1962 Varna olm – Round 10 – Kokkoris, Hristos – 1/2-1/2 – Estrada Degrandi, Walter – G431 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Ng4 10. Nd5 Nc6
1962 Varna olm – Round 2 – Dueckstein, Andreas – 0-1 – Donner, Jan-Hein – G99 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Qe1 Bg4
1962 Varna olm – Round 3 – From, Sigfred – 0-1 – Bilek, Istvan – G115 1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nf3 Nf6 5. Nc3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 a5
1962 Whitby ch-BCF – Round 10 – Hindle, Owen M – 0-1 – Penrose, Justin – G105 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 a5
1962 Whitby ch-BCF – Round 6 – Aabel Thomas Eapen – 0-1 – Littlewood, John E – G70 1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Be2 c5 7. d5 e6 8. dxe6 Bxe6 9. O-O Nc6 10. f5 gxf5
1963 Bad Liebenstein – Round 7 – Liebert, Heinz – 1/2-1/2 – Balcerowski, Witold – G47 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Bd3 b5
1963 CSR Ch – Round 2 – Simek, Jakub – 0-1 – Ujtelky, Maximilian – G15 1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nf3 Nf6 5. Nc3 O-O 6. Be2 a6 7. O-O b5 8. e5 Nfd7 9. Ne4 Nb6 10. Qe1 Bf5
1963 CSR Ch sf – Round 6.6 – Skokan, Zdenek – 1-0 – Olexa, Vilem – G28 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. f4 O-O 6. Nf3 c6 7. O-O b5 8. e5 Ne8 9. a4 b4 10. Ne4 d5
1963 CSR Ch sf – Round 9.5 – Ivanco, Imrich – 1/2-1/2 – Pribyl, Josef – G41 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. Bd2 Qxc5 9. Bd3 a6 10. Qe2 b5
1963 Fortaleza zt – Round 10 – Asfora, Eduardo – 0-1 – Rocha, Antonio – G56 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 a5
1963 Fortaleza zt – Round 15 – Rocha, Antonio – 1-0 – Olivera, Juan Francisco – G81 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 dxc5 8. e5 Qxd1+ 9. Bxd1 Ne8 10. Be3 b6
1963 Nt Helmbrechts GER – Round 4 – Hinne, Jobst – 1/2-1/2 – Besser, Hans – G17 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Be2 Nc6 7. O-O Bg4 8. e5 Ne8 9. Be3 e6 10. Ne4 d5
1963 Winnipeg – Round 4 – Schulman, Mark – 0-1 – Vaitonis, Povilas – G8 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 a5
1964 IBM – Round 1 – Cuijpers, Frans Andre – 0-1 – Pirc, Vasja – G9 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. d5 b5 8. e5 dxe5 9. fxe5 Ng4 10. Bxb5 Nxe5
1965 FRG Ch Bad Aibling – Round 11 – Pfleger, Helmut, Dr. – 1-0 – Eising, Johannes – G24 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. d5 b5 8. e5 dxe5 9. fxe5 Ng4 10. d6 Nc6
1965 Malaga – Round 3 – Durão, Joaquim Manuel – 1/2-1/2 – Palacios de la Prida, Ernesto – G4 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. Qd3 Qxc5 9. Be3 Qb4 10. a3 Qa5
1965 Malaga Malaga ESP – Round 6 – Medina-Garcia, Antonio – 1-0 – Rocha, Antonio – G13 1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f4 Nf6 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 a5
1965 Novi Sad – Round 8 – Damjanovic, Marko – 1/2-1/2 – Parma, Bruno – G73 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Ne1 Be6
1965 Sinaia stud ol prel – Round 1 – Kronabether E – 0-1 – Sloth, Jorn – G5 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 a5
1965 SM - Falkoping – Round 8 – Nilsson, Arvid – 1/2-1/2 – Jansson, Borje – G18 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 a5
1966 Harrachov U26 – Round 1 – Treybal, Dusan – 0-1 – Janata, Michael – G4 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 Be6
1966 Hungary – Round 1 – Besztercsenyi, Tibor – 1-0 – Sapi, Laszlo – G78 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. e5 Ne8 10. Be3 b6
1966 Hungary – Round 1 – Pogats, Jozsef Jr. – 1-0 – Besztercsenyi, Tibor – G77 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 b6 7. O-O Bb7 8. e5 Ne8 9. Be3 e6 10. Ng5 h6
1966 La Habana olm fin-B – Round 1 – Mollekens, Jozef – 1/2-1/2 – Balcerowski, Witold – G17 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. a3 a5
1966 Lanjaron – Round 5 – Wade, Robert G – 1-0 – Medina-Garcia, Antonio – G18 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 Qb6
1966 Palma de Mallorca – Round 4 – Wade, Robert G – 0-1 – Shamkovich, Leonid – G25 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nbd7 10. Nd2 a6
1966 Panamerican – Round ? – Garcia Martinez, Silvino – 1-0 – Calero, Ivan – G87 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c6 7. O-O b5 8. a3 a6 9. Kh1 Nbd7 10. e5 dxe5
1967 Halle zt – Round 14 – Zwaig, Arne – 1-0 – Westerinen, Heikki M.J. – G67 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Qc7 10. Qe1 Nc6
1967 Harrachov – Round 1 – Levy, David N L – 1-0 – Mikenda, Werner – G85 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. Be3 Qa5 8. Qd2 Ng4 9. Bg1 cxd4 10. Nxd4 Nc6
1967 October Revolution 50 – Round 1 – Westerinen, Heikki M.J. – 1-0 – Gufeld, Eduard – G54 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nbd7 10. Nd2 a6
1967 Olssons Memorial 6768 – Round 6 – Westerinen, Heikki M.J. – 1/2-1/2 – Sandor, Bela – G20 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c6 7. O-O Na6 8. Qe1 Nb4 9. Qh4 Nxc2 10. f5 Qb6
1967 POL Team Ch 20th – Round 9 – Judycki, Wieslaw – 0-1 – Balcerowski, Witold – G62 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 a5
1967 Sarajevo – Round 9 – Dueckstein, Andreas – 0-1 – Savon, Vladimir – G50 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Qe1 Bg4
1967 USSR – Round 1 – Estrin, Yakov – 1-0 – Makarov, Makar – G37 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c6 7. O-O b5 8. e5 dxe5 9. dxe5 Nd5 10. Nxd5 cxd5
1968 Bamberg – Round 1 – Westerinen, Heikki M.J. – 0-1 – Donner, Jan-Hein – G17 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 a5
1968 Bamberg – Round 12 – Kestler, Hans-Guenther – 1/2-1/2 – Donner, Jan-Hein – G21 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Qe1 d5
1968 Bamberg – Round 14 – Kestler, Hans-Guenther – 1-0 – Pfleger, Helmut, Dr. – G93 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 Nd4
1968 Belgrade (Women) 4th – Round 11 – Radikovska, Kristina – 1/2-1/2 – Heemskerk, Fenny – G41 1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nc3 Nf6 5. Nf3 O-O 6. Be2 c6 7. O-O b5 8. a3 a6 9. Kh1 e6 10. e5 Ne8
1968 Bucharest – Round 1 – Wade, Robert G – 0-1 – Gipslis, Aivars – G11 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nbd7 10. Qd3 a6
1968 Copenhagen ch-DEN – Round 1 – Petersen, Finn – 1/2-1/2 – Hamann, Svend – G30 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Qe1 Bd7
1968 Corr ch12-TCH – Round 1 – Ben nun, Itay – 1-0 – Caceres Richter, Dylan – G1 1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. f4 Bg7 5. Be2 O-O 6. Nf3 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Nd2 a5
1968 Reykjavik – Round 1 – Fjeldsted, Andres – 1/2-1/2 – Sigurjonsson, Gudmundur – G71 1. e4 g6 2. Nc3 Bg7 3. d4 d6 4. f4 Nf6 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. Bd2 Qxc5 9. Bd3 Nbd7 10. Qe2 a6
1969 Athens zt – Round 4 – Pedersen, Ebbe – 0-1 – Hort, Vlastimil – G21 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 Na6 7. O-O c5 8. Kh1 b6 9. Bd3 Bb7 10. d5 Nc7
1969 Raach zt – Round ? – Dueckstein, Andreas – 1-0 – Hartoch, Robert G – G13 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Qe1 d5
1971 Hoogovens – Round 1 – Witkowski, Stanislaw – 0-1 – Timman, Jan H – G155 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. Nd2 Qxc5 9. Nb3 Qb6 10. Qd3 Nbd7
1971 Hoogovens – Round 1 – Witkowski, Stanislaw – 1/2-1/2 – Hartoch, Robert G – G154 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. Nd2 Qxc5 9. Nb3 Qb6 10. Qd3 Bg4
Manila Interzonal 1990 – Round 4 – Sax, Gyula – 1-0 – Nikolic, Predrag – G68 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Bd3 e5
World Cup 1991 – Round 4 – Chandler, Murray G – 0-1 – Ivanchuk, Vasyl – G29 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Be2 c5 7. dxc5 Qa5 8. O-O Qxc5+ 9. Kh1 Nc6 10. Bd3 Bg4

B09h — Austrian

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Be2

Eval: [+0.43]

Les coups candidats

6…c5 — 64.1% (1737 parties)

Ambassadeurs : Stein, Bernd (11x), Fette, Martin (11x), Balcerowski, Witold (9x), Hoi, Carsten (9x), Podlesnik, Bogdan (9x), Kuijf, Marinus (8x), Pfleger, Helmut, Dr. (7x), Upton, Timothy J (7x)

6…c6 — 10.5% (285 parties)

Ambassadeurs : Fleckner, Hans (3x), Pajukari, Seppo (3x), Estrin, Yakov (2x), Garcia Martinez, Silvino (2x), Upton, Timothy J (2x), Alkaersig, Ole (2x), Blazquez Gomez, Juan Carlos (2x), Laursen Lau (1x)

6…Na6 — 6.9% (188 parties)

Ambassadeurs : Vadasz, Laszlo (5x), Upton, Timothy J (4x), Torre, Eugenio (3x), Novak, Ivan (3x), Hoi, Carsten (3x), Szmacinska, Grazyna (2x), Schot, Jan (2x), Bernard, Ryszard (2x)

6…Nbd7 — 6.5% (175 parties)

Ambassadeurs : Troeger, Rainer (2x), Garcia Cortes Loriente, Miguel Jose (2x), Rodriguez Izquierdo, Benjamin (2x), Burn, Amos (1x), Paulsen, Louis (1x), Milner Barry, Philip (1x), Price, Hubert E (1x), Prokes, Ladislav (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…c5	6…c6	6…Na6	6…Nbd7
<1800	116	41%	18%	7%	15%
1800-2200	920	58%	15%	7%	6%
2200-2600	651	76%	5%	10%	2%
2600+	8	88%	—	12%	—

Évolution par décennie (% des parties)

Décennie	N parties	6…c5	6…c6	6…Na6	6…Nbd7
1880s	1	—	—	—	100%
1890s	1	—	—	—	—
1910s	2	50%	—	—	50%
1920s	2	—	—	—	100%
1940s	5	40%	—	—	—
1950s	49	55%	10%	—	12%
1960s	166	77%	9%	2%	4%
1970s	192	72%	7%	9%	7%
1980s	254	76%	4%	9%	2%
1990s	794	68%	9%	6%	6%
2000s	658	57%	16%	7%	9%
2010s	520	56%	11%	8%	7%
2020s	66	62%	14%	8%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…c5	56%	62%	▲ +6.4%
6…c6	11%	14%	▲ +2.5%
6…Na6	8%	8%	▼ -0.7%
6…Nbd7	7%	0%	▼ -7.1%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 1 partie
Anand, Viswanathan — 1 partie

Parties historiques

6…c5 — 64.1% (1737 parties)

1912 — Kreymbourg, Alfred vs Sharp, Sydney T — 1-0 — New York, NY USA
1945 — Czerniak, Moshe vs Pelikan, Jorge — 1-0 — Quilmes
1945 — Czerniak, Moshe vs Pelikán, Jiří — 1-0 — Quilmes
1951 — Teschner, Rudolf vs Tartakower, Savielly — 0-1 — Southsea
1951 — Aron Rose vs Borodine — 0-1 — Brussels BEL

6…c6 — 10.5% (285 parties)

1952 — Ravinsky, Grigory vs Kogan, Sergey M — 1-0 — Moscow RUS
1953 — Cruz, Walter vs Rosa e Silva Neto, Francisco de Assis — 1-0 — Rio de Janeiro BRA
1956 — Estrin, Yakov vs Gusev, Yuri S — 1-0 — Moscow RUS
1957 — Rozhdestvensky, Vladimir vs Gipslis, Aivars — 1/2-1/2 — Minsk BLR
1957 — Khasin, A. vs Kotov Lundqvist, Alex — 0-1 — Kiev UKR

6…Na6 — 6.9% (188 parties)

1968 — Abarca Morales, Cristian vs Angulo Castillo, Francisco — 1/2-1/2 — Santa Clara CUB
1969 — Pedersen, Ebbe vs Hort, Vlastimil — 0-1 — Athens GRE
1969 — End, Reedik vs Andersson 1965, Johan — 0-1 — Sweden
1971 — Poutiainen, Pertti vs Torre, Eugenio — 0-1 — Athens GRE
1971 — Pinal Borges, Nelson vs Torre, Eugenio — 0-1 — Athens Wch jr

6…Nbd7 — 6.5% (175 parties)

1889 — Burn, Amos vs Paulsen, Louis — 1-0 — Breslau GER
1916 — Juhl, J. vs Rask, Bertil — 1-0 — Copenhagen DEN
1927 — Prokes, Ladislav vs Lokvenc, Josef — 0-1 — London ENG
1929 — Milner Barry, Philip vs Price, Hubert E — 0-1 — Hastings ENG
1951 — Henneberger, Walter vs Paoli, Enrico — 0-1 — Lucerne SUI

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