Structure de pions
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés
Chaînes ● d4→e5, f4→e5 ● c7→d6, e7→d6, f7→g6, h7→g6
Passés
Majorité
Cases
♔ Blancs ♚ Noirs
Cases fortes ● e4 (2v1), ● b5 (2v0), ● g5 (2v0) ● g4 (2v0), ● f5 (2v1)
Cases faibles
Centre ● e4 (2v1), ● e5 (3v2)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 2)
Bd3 ● Bd3 Actif (mob. 8)
Bg7 ● Bg7 Ok (mob. 2)
Bc8 ● Bc8 Non développé (mob. 5)
Paire de fous ● Oui ● Oui
Non développées 3 (● c1, ● a1, ● h1) 2 (● 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 tension
Ruptures ● e5-e6, ● f4-f5

B09k — Pirc: Austrian, 5…O-O 6.Bd3 Nc6 7.e5

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 Nc6 7.e5 *   ● Trait aux Noirs

Ouverture — Tension centrale

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bRPièce non développée
bBPièce non développée
bQ
bR
bK
bP
bP
bP
bP
bP
bB
bP
bN
bP
bN
bP
Case forte (2v0)
wPPion central
Case forte (2v0)
wPPion central
Case forte (2v1)
wP
wN
wBFou actif — mobilité 8
wN
wP
wP
wP
wP
wP
wRPièce non développée
wBPièce non développée
wQ
wKRoi au centre — doit roquer
wRPièce non développée
abcdefgh
Plan principal. Jeu au centre (rupture e5-e6).

Atouts. Les Blancs s'appuient sur un contrôle dominant de e4, b5 et g5 et un fou actif en d3.

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. Be3 (Développer c1 — 2 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wRPièce non développée
wKRoi au centre — doit roquer
wQ
wBPièce non développée
wRPièce non développée
wP
wP
wP
wP
wP
wN
wB
wN
Case forte (2v0)
wP
wP
Avant-poste F (accessible)
wP
bP
bN
bP
bN
bP
bB
bP
bP
bP
bP
bP
bK
bR
bQ
bBPièce non développée
bRPièce non développée
hgfedcba
Plan principal. Attaque sur le roi adverse resté au centre.

Atouts. Les Noirs s'appuient sur un contrôle dominant de g4 et f5 et un avant-poste en f5.

Côté adverse. Un mauvais fou en c1 et le roi resté au centre.

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

Plans. ...dxe5 (Capture en e5, Occuper le centre — 94 % des parties) ; ...Ne8 (4 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
1962 Vrnjacka Banja – Round 7 – Ankerst, Mihael – 0-1 – Udovcic, Mijo – G75
1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 Qxd5 10. Qe2 Bg4
1963 Leningrad ch-URS – Round 1 – Gufeld, Eduard – 1/2-1/2 – Polugaevsky, Lev – G97
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 Qxd5 10. Qe2 Bg4
1963 Rubinstein Memorial – Round 4 – Matulovic, Milan – 1/2-1/2 – Balcerowski, Witold – G26
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 Qxd5 10. Qe2 Bf5
1964 Houston simultaan – Round 1 – Fischer, Raphael – 1-0 – Castillo Lynch, Jacob Tyler – G10
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nh5 9. Be3 Bg4 10. Be4 e6
1964 Rubinstein Memorial – Round 4 – Pietrusiak, Bogdan – 1/2-1/2 – Balcerowski, Witold – G16
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 Qxd5 10. Qe2 Bf5
1964 Tel Aviv olm fin-A – Round 4 – Zuidema, Coen – 1/2-1/2 – Balcerowski, Witold – G87
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 Qxd5 10. Qe2 Bf5
1965 Capablanca Memorial – Round 20 – Fischer, Robert J – 1-0 – Perez Perez, Francisco Jose – G205
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 Qxd5 10. c3 Bg4
1965 WchT U26 12. prel – Round 3 – Kagan, Shimon – 1/2-1/2 – Janata, Michael – G28
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Be4 f6 10. h3 Nh6
1965 Zagreb – Round 18 – Gligorić, Svetozar – 1/2-1/2 – Matanovic, Aleksandar – G181
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Bd2 Ndb4 10. Be4 f5
1966 La Habana olm prel – Round 7 – Lee, Peter N – 1-0 – Andersen, Borge – G289
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 Qxd5 10. c3 f6
1966 Tbilisi ch-URS – Round 8 – Liberzon, Vladimir M – 1/2-1/2 – Savon, Vladimir – G75
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 Qxd5 10. Qe2 Bg4
1967 Budva – Round 1 – Suetin, Alexey S – 1/2-1/2 – Gipslis, Aivars – G17
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Be4 f6 10. exf6 exf6
1967 Capablanca Memorial – Round 14 – O'Kelly, Albéric de Galway – 1/2-1/2 – Donner, Jan-Hein – G124
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 Qxd5 10. Qe2 Bf5
1967 EU Ch casual – Round ? – Bouwmeester, Hans – 0-1 – Fucak, Emilio Milko – G8
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 Qxd5 10. c3 Bg4
1967 Hoogovens – Round 2 – Cuijpers, Frans Andre – 0-1 – Spassky, Boris Vasily – G14
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Ne2 f6 10. exf6 exf6
1967 Hoogovens – Round 2 – Kuijpers, Frans – 0-1 – Spassky, Boris V. – G13
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Ne2 f6 10. exf6 exf6
1967 Oxford ch-BCF – Round 2 – Clarke, Paul R H – 1/2-1/2 – Penrose, Justin – G27
1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 Qxd5 10. Qe2 Bf5
1967 Oxford ch-BCF – Round 2 – Lee, Paak Hei – 0-1 – Littlewood, Norman – G26
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. h3 Nh6 10. Be4 Nf5
1967 URS Team Ch – Round 1 – Klovans, Janis – 0-1 – Etruk, Rein T – G29
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Be4 f6 10. exf6 exf6
1967 Venice – Round 6 – Janosevic, Dragoljub – 1/2-1/2 – Evans, Larry – G23
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. O-O Bg4 10. Be4 Nb6
1967 Winnipeg – Round 6 – Matanovic, Aleksandar – 1/2-1/2 – Darga, Klaus – G33
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Bd2 Be6 10. Qe2 Qd7
1968 Bamberg – Round 3 – Unzicker, Wolfgang – 1/2-1/2 – Donner, Jan-Hein – G8
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Be4 f6 10. h3 Nh6
1968 Cardenas/Matanzas/Santa Clara – Round 12 – Garcia Martinez, Silvino – 1-0 – Mendivil Salinas, Ismael – G63
1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 Qxd5 10. c3 f6
1968 CSR Ch – Round 12 – Janata, Michael – 1-0 – Trapl, Jindrich – G110
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Be4 f5 10. Bd5+ e6
1968 Hoogovens – Round 2 – Gheorghiu, Florin – 1-0 – Donner, Jan-Hein – G30
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 Qxd5 10. c3 Bg4
1968 Lugano ol (Men) – Round 1 – Kagan, Shimon – 1-0 – Badamgarov – G56
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 Qxd5 10. c3 Bg4
1968 Lugano ol (Men) fin-A – Round 1 – Schmidt, Waldemar – 1/2-1/2 – Tringov, Georgi P – G29
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Be4 f6 10. exf6 exf6
1968 Lugano ol (Men) fin-B – Round 11 – Peretz, Malkiel – 0-1 – Acevedo Ortega, Rodrigo Andres – G35
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 Nd7 8. Ne4 Nb4 9. h4 Nxd3+ 10. Qxd3 Nb6
1968 Prague U26 – Round 15 – Kamlach, Miroslav – 1/2-1/2 – Janata, Michael – G65
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. h3 Nh6 10. Be4 f6
1968 Reykjavik – Round 1 – Taimanov, Mark E – 1/2-1/2 – Vasiukov, Evgeni – G15
1. d4 d6 2. Nc3 g6 3. e4 Bg7 4. f4 Nf6 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 Qxd5 10. c3 Bg4
1968 WchT U26 – Round 1 – Kagan, Shimon – 0-1 – Ghizdavu, Dumitru – G36
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Be4 f6 10. h3 Nh6
1968 WchT U26 15th – Round 1 – Kagan, Shimon – 1-0 – Vinje, Arne – G13
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Be4 f6 10. h3 Nh6
1969 Amsterdam AMRO Open – Round ? – Zuidema, Coen – 1/2-1/2 – Bakker, Piet – G11
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 Qxd5 10. c3 Bg4
1969 Capablanca Memorial – Round 4 – Suetin, Alexey S – 1-0 – Donner, Jan-Hein – G34
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Be4 f5 10. Bxc6 bxc6
1969 EU Ch U20 final-A – Round 1 – Maeder, Karl-Heinz – 1-0 – Ghizdavu, Dumitru – G1
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Ne2 f6 10. Bc4+ Kh8
1969 IBM I – Round 12 – Tatai, Stefano – 1/2-1/2 – Donner, Jan-Hein – G48
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 Qxd5 10. Qe2 Bf5
1969 Raach zt – Round 1 – Sigurjonsson, Gudmundur – 1-0 – Jansson, Alfred – G28
1. e4 Nf6 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. d4 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Be4 f6 10. h3 Nh6
1969 Tallinn it – Round 1 – Aczel Szabo, Janos – 1-0 – Etruk, Rein T – G5
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Be4 f6 10. h3 Nh6
1969 USSR – Round 1 – Kapengut, Albert – 1-0 – Etruk, Rein T – G33
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Be4 f6 10. exf6 exf6
1969 WchT U26 fin-B 16th – Round 9.1 – Boudy Bueno, Julio Leonardo – 1-0 – Zwaig, Arne – G51
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 Qxd5 10. c3 Bg4
1970 Vinkovci – Round 15 – Gligoric, Svetozar – 1-0 – Quinteros, Miguel Angel – G16
1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Be4 f6 10. h3 Nh6
1971 Hoogovens – Round 4 – Cuijpers, Frans Andre – 0-1 – Hort, Vlastimil – G156
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. h3 Nh6 10. Be3 f6
1972 Skopje ol (Men) fin-A – Round 15 – Hort, Vlastimil – 1-0 – Donner, Jan Hein – G298
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Bd2 Nxc3 10. Bxc3 Bf5
79. Tata Steel GpA 2017 – Round 3.7 – Karjakin, Sergey – 1-0 – Van Wely, Loek – G21
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Bd3 O-O 6. Nf3 Nc6 7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 Qxd5 10. c3 Bg4
Amber Blindfold 1999 – Round 3 – Shirov, Alexei – 1-0 – Topalov, Veselin – G15
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. O-O Ncb4 10. Be4 c6
Amber Blindfold 1999 – Round 7 – Shirov, Alexei – 1-0 – Nikolic, Predrag – G37
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nh5 9. Be3 Bg4 10. Be2 f6
FIDE World Cup 2017 – Round 2.4 – Kuzubov, Yuriy – 1-0 – Mamedyarov, Shakhriyar – G285
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 Nh5 8. Be3 f6 9. exf6 Nxf6 10. Qd2 Ng4
SportAccord Blitz Men 2012 – Round 15.1 – Karjakin, Sergey – 1-0 – Ivanchuk, Vasyl – G111
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Ng4 9. Ne2 Nb4 10. Bc4 c5
TCh-RUS 2008 – Round 7 – Sveshnikov, Evgeny – 0-1 – Moiseenko, Alexander – G197
1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nh5 9. Be3 Bg4 10. Be4 f6
World Blitz 2016 – Round 10.10 – Anand, Viswanathan – 0-1 – Dubov, Daniil – G383
1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nh5 9. Be3 f6 10. exf6 exf6
World Blitz 2018 – Round 1.18 – Tukhaev, Adam – 1/2-1/2 – Dubov, Daniil – G10
1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. f4 Nf6 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 Qxd5 10. Qe2 Be6
World Blitz 2018 – Round 14.34 – Shirov, Alexei – 0-1 – Saric, Ivan – G833
1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. f4 Nf6 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5 Nh5 9. Be3 Bg4 10. Be2 f6
World Rapid 2019 – Round 5.6 – Firouzja, Alireza – 0-1 – Duda, Jacob – G342
1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 Qxd5 10. Qe2 Bg4

B09k — Austrian (1962)
1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 Nc6 7.e5
Les coups candidats
7…dxe5 — 91.9% (2271 parties)
Ambassadeurs : Nývlt, Zdenek (26x), Tarmak, Mart (20x), Donner, Jan-Hein (14x), Vadasz, Laszlo (14x), Etruk, Rein T (13x), Keene, Raymond D (12x), Botterill, George S. (9x), Klovans, Janis (9x)
7…Nd7 — 3.2% (80 parties)
Ambassadeurs : Degterev, Pavel (12x), Siegl, Erich (3x), Kadonas, Kestutis (3x), Schirmer, Michael (2x), Korosparti, Sandor (2x), Schön, Antoni (2x), Peretz, Malkiel (1x), Ortega, Rogelio (1x)
7…Ne8 — 2.9% (72 parties)
Ambassadeurs : Lechtynsky, Jiri (5x), Cuijpers, Frans Andre (2x), Botvinnik, Mikhail (2x), Scholz, Guillermo (2x), Ryc, Ivo (1x), Kubicek, Antonin (1x), Jansa, Vlastimil (1x), Ozsvath, Andras (1x)
7…Ng4 — 1.3% (31 parties)
Ambassadeurs : Michalet, Guy (1x), Todorcevic Antic, Miodrag (1x), Sax, Gyula (1x), Vadasz, Laszlo (1x), Carvalho, Herbert Abreu (1x), Van Riemsdijk, Herman C. (1x), Polgar, Istvan (1x), Toth, Bela (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…dxe5 7…Nd7 7…Ne8 7…Ng4
<1800 109 94% 5% 2%
1800-2200 815 91% 4% 3% 2%
2200-2600 979 93% 3% 2% 1%
2600+ 19 89%
Évolution par décennie (% des parties)
Décennie N parties 7…dxe5 7…Nd7 7…Ne8 7…Ng4
1960s 71 93% 1% 6%
1970s 319 95% 1% 3% 1%
1980s 211 95% 0% 4% 0%
1990s 411 92% 1% 5% 1%
2000s 467 87% 5% 5% 3%
2010s 787 92% 5% 1% 1%
2020s 204 95% 2% 0% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…dxe5 92% 95% ▲ +2.5%
7…Nd7 5% 2% ▼ -2.9%
7…Ne8 1% 0% -0.3%
7…Ng4 1% 0% -0.3%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 2 parties
Anand, Viswanathan — 2 parties
Karpov, Anatoly — 1 partie
Parties historiques
7…dxe5 — 91.9% (2271 parties)
1962 — Ankerst, Mihael vs Udovcic, Mijo — 0-1 — Vrnjacka Banja SRB
1963 — Matulovic, Milan vs Balcerowski, Witold — 1/2-1/2 — Polanica Zdroj POL
1963 — Bojkovic, Slobodan vs Zwaig, Arne — 1/2-1/2 — Vrnjacka Banja SRB
1963 — Gufeld, Eduard vs Polugaevsky, Lev — 1/2-1/2 — Leningrad ch-URS
1964 — Zuidema, Coen vs Balcerowski, Witold — 1/2-1/2 — Tel Aviv olm
7…Nd7 — 3.2% (80 parties)
1968 — Peretz, Malkiel vs Ortega, Rogelio — 0-1 — Lugano olm
1971 — Formanek, Edward vs Waterman, Dennis — 1/2-1/2 — Ventura
1971 — Alvin Jones vs Klein, Robert — 1-0 — Lone Pine, CA USA
1979 — Kunzelmann, Fred Dr vs Lange, Johannes Friedrich — 1-0 — ?
1983 — Welz, Christian vs Lange, Aleksander — 1-0 — corr DDR/K
7…Ne8 — 2.9% (72 parties)
1966 — Cuijpers, Frans Andre vs Botvinnik, Mikhail — 0-1 — It (a)
1966 — Cuijpers, Frans Andre vs Botvinnik, Mikhail — 0-1 — It, Amsterdam
1967 — Ryc, Ivo vs Kubicek, Antonin — 1-0 — Bratislava SVK
1968 — Jansa, Vlastimil vs Ozsvath, Andras — 1-0 — Moscow RUS
1970 — Klovans, Janis vs Vadasz, Laszlo — 1-0 — Budapest HUN
7…Ng4 — 1.3% (31 parties)
1970 — Sax, Gyula vs Vadasz, Laszlo — 1-0 — HUN
1970 — Polgar, Istvan vs Toth, Bela — 1-0 — Budapest HUN
1973 — Michalet, Guy vs Todorcevic Antic, Miodrag — 0-1 — Messery
1973 — Carvalho, Herbert Abreu vs Van Riemsdijk, Herman C. — 1/2-1/2 — Salvador BRA
1980 — Schenning, Albert vs Van der Linden, Bert — 1-0 — NLD-ch H corr

Fin du contenu

Aucune page supplémentaire à charger