A24j — English: Bremen, 3…g6

1.c4 e5 2.Nc3 Nf6 3.g3 g6 4.Bg2 Bg7 5.e3 d6 6.Nge2 O-O * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur les cases fortes e4, b5 et d5, un fou actif en g2 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) ; d3 (Libérer Bc1).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur les cases fortes g4 et f5 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) ; ...Bf5 (Développer Bc8) ; ...c6 (Rupture) ; ...c5 (Rupture) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● d2→e3, f2→e3, f2→g3, h2→g3	● d6→e5, c7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (2v1), ● b5 (2v0), ● d5 (3v1)	● g4 (2v0), ● f5 (2v0)
Cases faibles	—	—
Centre	● d4 (2v1), ● d5 (3v1), ● e4 (2v1)	● e5 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bg2	● Bg2 Actif (mob. 7)
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	● c4-c5, ● d2-d3, ● e3-e4, ● f2-f3	● …c7-c6, ● …c7-c5, ● …d6-d5, ● …e5-e4

Partie
1949 Moskou ch-URS – Round 1 – Goldberg, Grigory – 1/2-1/2 – Boleslavsky, Isaac – G9 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e3 e5 6. Nge2 d6 7. O-O Nbd7 8. f4 Re8 9. d3 a5 10. f5 gxf5
1949 Moskou ch-URS – Round 1 – Goldberg, Grigory A – 0-1 – Geller, Efim P – G11 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e3 e5 6. Nge2 d6 7. O-O Nbd7 8. f4 Re8 9. Rb1 c6 10. b4 Nb6
1949 URS-ch17 – Round ? – Goldberg, Grigory A – 0-1 – Geller, Efim P – G7 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 e5 6. Nge2 d6 7. O-O Nbd7 8. f4 Re8 9. Rb1 c6 10. b4 Nb6
1951 Hungary Ch – Round 1 – Hajtun, Jozsef – 1/2-1/2 – Gereben, Erno – G9 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 e5 6. Nge2 d6 7. O-O c6 8. d4 Nbd7 9. b3 exd4 10. exd4 Re8
1951 Mar del Plata zt – Round 10 – Sumar, Julio – 0-1 – Bianco Esposito, Antonio – G92 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 e5 6. Nge2 d6 7. O-O Nbd7 8. b3 Re8 9. d4 exd4 10. exd4 c6
1953 GER Ch 15th – Round 13 – Schmitt, Ludwig – 1-0 – Uhlmann, Wolfgang – G24 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e3 d6 6. Nge2 e5 7. O-O c6 8. d4 Qe7 9. b3 e4 10. Ba3 Re8
1954 Bucharest – Round 2 – Kholmov, Nikita Vit – 1-0 – Troianescu, Octav – G28 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 e5 6. Nge2 d6 7. O-O c6 8. d4 Na6 9. b3 Re8 10. d5 c5
1954 Kiev ch-URS – Round 1 – Averbakh, Yuri L – 1-0 – Suetin, Alexey S – G26 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 e5 6. Nge2 d6 7. O-O Re8 8. b3 Nbd7 9. d4 e4 10. Ba3 Nf8
1954 URS Team Ch – Round 8 – Goldberg, Grigory A – 1-0 – Kampenuss Peteris – G133 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 e5 6. Nge2 d6 7. O-O Nbd7 8. d4 Re8 9. b3 exd4 10. Nxd4 Nc5
1954 URS Team Ch – Round 8 – Moiseev, Oleg – 1/2-1/2 – Klavins, Janis – G131 1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. e3 Nf6 6. Nge2 O-O 7. O-O Nbd7 8. d4 a6 9. b3 Re8 10. Bb2 h5
1955 Poland ch13 – Round 15 – Pytlakowski, Andrzej – 1/2-1/2 – Gniot, Tadeusz – G48 1. c4 e5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. e3 O-O 6. Nge2 d6 7. O-O c6 8. d4 Qc7 9. b3 Re8 10. Bb2 Nbd7
1956 CSR Ch – Round 8 – Herink, Miroslav – 1-0 – Stulik, Vlastimil – G70 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 e5 6. Nge2 d6 7. O-O Nc6 8. Rb1 Be6 9. Nd5 Qd7 10. d3 Ne8
1956 Moscow olm fin-B – Round 6 – Backlund, Gotthard – 1-0 – Jauregui, Carlos – G57 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 d6 6. Nge2 e5 7. O-O c6 8. d4 Nbd7 9. b3 Re8 10. Ba3 Bf8
1957 Przepiorka Memorial – Round 9 – Doda, Zbigniew – 1/2-1/2 – Szukszta, Janus – G53 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e3 d6 6. Nge2 e5 7. O-O c6 8. d4 Nh5 9. e4 f5 10. exf5 gxf5
1958 BUL Ch – Round ? – Orev, Petar – 1/2-1/2 – Daskalov, Georgi – G10 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 e5 6. Nge2 d6 7. O-O c6 8. Rb1 d5 9. cxd5 cxd5 10. d4 e4
1958 Munich olm fin-B – Round 7 – Catozzi, Henry – 0-1 – Joyner, Lionel – G62 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 e5 6. Nge2 d6 7. d4 Nbd7 8. O-O Re8 9. e4 exd4 10. Nxd4 Nc5
1958 Munich olm prel – Round 1 – Pakdaman, Mehdi Col – 0-1 – Toran Albero, Roman – G5 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 e5 6. Nge2 d6 7. O-O Re8 8. d4 Nbd7 9. b3 c6 10. Ba3 Bf8
1958 Munich olm prel – Round 5 – Catozzi, Henry – 0-1 – Petrosian, Tigran A. – G41 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 d6 6. Nge2 e5 7. d4 Qe7 8. O-O e4 9. b3 c6 10. Ba3 Bf5
1959 Argentina – Round 11 – Marini, Luis – 1-0 – Farah, Rodolfo – G56 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 d6 6. Nge2 e5 7. O-O Nc6 8. Rb1 Bf5 9. d3 Qd7 10. Re1 Bh3
1959 Mar del Plata – Round 1 – Pachman, Ludek – 1/2-1/2 – Najdorf, Miguel – G3 1. c4 d6 2. Nc3 e5 3. g3 g6 4. Bg2 Bg7 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. Qc2 Nc6 9. a3 Bf5 10. e4 Bg4
1960 Leipzig olm fin-A – Round 11 – Bobotsov, Milko G – 1/2-1/2 – Gligorić, Svetozar – G189 1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. e3 Nf6 6. Nge2 O-O 7. O-O c6 8. d4 exd4 9. exd4 Re8 10. h3 Na6
1961 Bled – Round 10 – Udovcic, Mijo – 1/2-1/2 – Geller, Efim P – G90 1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. d4 e4 9. f3 exf3 10. Bxf3 c6
1961 Bled – Round 17 – Udovcic, Mijo – 0-1 – Gligorić, Svetozar – G149 1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. Nc3 e5 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. b3 Nbd7 9. Bb2 Nf8 10. d4 e4
1961 CSR Ch – Round 14 – Ratolistka, Josef – 0-1 – Filip, Miroslav – G127 1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. e3 Nf6 6. Nge2 O-O 7. O-O c6 8. d4 h5 9. b3 Qe7 10. Qc2 Re8
1961 Torremolinos – Round 4 – Eliskases – 1/2-1/2 – Gligoric, Sofija – G15 1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O Nbd7 8. Rb1 h5 9. h4 Re8 10. d3 a5
1961 Zevenaar – Round 8 – Golombek, Harry – 0-1 – Matanovic, Aleksandar – G57 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 d6 6. Nge2 e5 7. O-O Nbd7 8. Rb1 a5 9. a3 Nb6 10. d3 a4
1962 URS Team Ch – Round 1 – Maslov Lavrenuk, Vladimir – 1/2-1/2 – Suetin, Alexey S – G13 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 d6 6. Nge2 e5 7. O-O Nbd7 8. b4 Re8 9. Bb2 h5 10. b5 e4
1962 Varna olm – Round 1 – Botvinnik, Mikhail – 1/2-1/2 – Donner, Jan-Hein – G73 1. g3 g6 2. Bg2 Bg7 3. c4 Nf6 4. Nc3 d6 5. e3 O-O 6. Nge2 e5 7. b3 Re8 8. O-O c6 9. e4 Be6 10. d4 Qd7
1962 Varna olm – Round 11 – Sliwa, Bogdan – 1/2-1/2 – Penrose, Justin – G447 1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. b4 Nbd7 9. Bb2 Nf8 10. d4 e4
1963 Kiev Ch – Round 6 – Ousatchi, Mark – 0-1 – Zurakhov, Vladlen Y – G20 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e3 e5 6. Nge2 d6 7. O-O c6 8. d4 Qe7 9. Qc2 Re8 10. b3 e4
1963 OWL Ch – Round 6 – Hantke Rolf – 0-1 – Reefschlaeger, Helmut, Dr. – G17 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 d6 6. Nge2 e5 7. O-O Nc6 8. f4 Be6 9. b3 Qd7 10. e4 Bh3
1963 Stockholm 6364 – Round ? – Horberg, Bengt-Eric – 0-1 – Boleslavsky, Isaac – G6 1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. b3 c6 9. e4 Nbd7 10. d3 Nf8
1964 Belgrade – Round 7 – Larsen, Bent Ravn – 0-1 – Gligorić, Svetozar – G49 1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O Nc6 8. d4 exd4 9. exd4 Bg4 10. f3 Bd7
1964 Buenos Aires – Round 6 – Bielicki, Carlos – 1/2-1/2 – Petrosian, Tigran V – G51 1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O Qe7 8. d4 c6 9. e4 Na6 10. Rb1 Nc7
1964 Stevenson Memorial XII – Round 5 – Cafferty, Bernard – 1-0 – Mestrovic, Zvonimir – G5 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 e5 6. Nge2 d6 7. O-O Nc6 8. d3 Bg4 9. h3 Be6 10. Nd5 Qd7
1965 New York ch-USA – Round 11 – Burger, Kim – 0-1 – Fischer, Raphael – G25 1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O c6 8. d4 Qe7 9. Qc2 Re8 10. e4 Nbd7
1966 It Agio – Round 4 – Golombek, Harry – 0-1 – Ivkov, Borislav – G11 1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. d3 c6 9. Bd2 Na6 10. Rc1 Be6
1966 Mar del Plata 27th – Round 3 – Smyslov, Vladimir – 1/2-1/2 – Rubinetti, Jorge – G10 1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. b4 e4 9. Rb1 Nbd7 10. Qc2 Qe7
1966 Tbilisi ch-URS – Round 1 – Nikolaevsky, Yuri V – 1/2-1/2 – Suetin, Alexey S – G2 1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 Nf6 5. e3 O-O 6. Nge2 e5 7. O-O Re8 8. b4 Nbd7 9. d4 Nf8 10. Qc2 Qe7
1966 Tbilisi ch-URS – Round 21 – Liberzon, Vladimir M – 0-1 – Vasiukov, Evgeni – G189 1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. d3 Nbd7 9. e4 c6 10. h3 a6
1967 OWL Ch – Round 3 – Werner, Stephan – 0-1 – Bilo, Heinz – G6 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 d6 6. Nge2 e5 7. O-O c6 8. d4 Nbd7 9. b3 Qa5 10. Bd2 Qc7
1967 Skopje – Round 6 – Janosevic, Dragoljub – 1/2-1/2 – Geller, Efim P – G46 1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nf6 6. Nge2 O-O 7. d4 Re8 8. O-O e4 9. f3 exf3 10. Bxf3 c5
1968 BRA Ch – Round 9 – Rocha, Antonio – 1/2-1/2 – Camara, Helder – G11 1. c4 Nf6 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. e3 e5 6. Nge2 O-O 7. O-O Nc6 8. d4 exd4 9. exd4 Re8 10. b3 Bf5
1968 Hastings6869 – Round 11 – Fuller, Maxwell Leonard – 0-1 – Smejkal, Jan – G58 1. c4 g6 2. g3 Bg7 3. Bg2 Nf6 4. Nc3 O-O 5. e3 d6 6. Nge2 e5 7. O-O Nbd7 8. d4 Re8 9. b4 exd4 10. exd4 d5
1968 Hungary – Round 1 – Pogats, Jozsef Jr. – 1/2-1/2 – Portisch, Lajos – G13 1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 Nf6 5. e3 O-O 6. Nge2 e5 7. O-O Re8 8. d3 c6 9. e4 Bd7 10. b3 b5
1968 Lugano olm - Round 1 - Naranja, Renato - 0-1 - Matulovic, Milan - G27 1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. d4 e4 9. f3 exf3 10. Bxf3 Nbd7
1968 Vinkovci – Round 11 – Nikolic, Emil – 0-1 – Matulovic, Milan – G62 1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. d4 e4 9. Qc2 Bf5 10. b3 c6
1968 Vinkovci – Round 13 – Nikolic, Emil – 0-1 – Ivkov, Borislav – G70 1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. e4 c6 9. d3 Na6 10. Rb1 Nc7
1968 Vinkovci – Round 9 – Nikolic, Emil – 0-1 – Fischer, Robert J – G50 1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O c6 8. d4 Re8 9. Rb1 e4 10. b4 Bf5
1968 Wijk aan Zee II – Round 13 – Ujtelky, Maximilian – 1-0 – Ciocaltea, Victor – G50 1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nf6 6. Nge2 O-O 7. d4 Nbd7 8. O-O Re8 9. Qc2 Qe7 10. a4 e4
1969 Athens zt – Round 1 – Spiridonov, Nikola – 1/2-1/2 – Matulovic, Milan – G2 1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O c6 8. d4 Re8 9. b4 e4 10. b5 Bf5
1969 Athens zt – Round 14 – Lombard, Andre – 0-1 – Matulovic, Milan – G73 1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. Rb1 c6 9. d4 e4 10. Qc2 Bf5
1969 Athens zt – Round 4 – Stoppel, Franz – 0-1 – Matulovic, Milan – G19 1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O c6 8. d4 Re8 9. dxe5 dxe5 10. Qxd8 Rxd8
1969 Athens zt – Round 5 – Forintos, Gyozo V – 0-1 – Nicevski, Risto – G25 1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. d3 Nc6 9. h3 Be6 10. e4 Nd7
1969 Hoogovens – Round 3 – Ree, Hans – 1/2-1/2 – Kavalek, Lubomir – G32 1. g3 g6 2. Bg2 Bg7 3. c4 e5 4. Nc3 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O h5 8. d4 Nbd7 9. h3 Re8 10. dxe5 dxe5
1969 IBM – Round 1 – Hartoch, Robert G – 1/2-1/2 – Kavalek, Lubomir – G2 1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O c6 8. d4 Re8 9. dxe5 dxe5 10. b3 a5
1969 Raach zt – Round 10 – Hartoch, Robert G – 1-0 – Adamski, Jan – G91 1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. d4 e4 9. b4 Nbd7 10. Qc2 Qe7
1969 Rubinstein Memorial – Round 2 – Kostro, Jerzy – 1/2-1/2 – Adamski, Jan – G25 1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. e3 Nf6 6. Nge2 O-O 7. O-O Re8 8. d3 c6 9. b3 d5 10. Bb2 Na6
1969 San Juan – Round 1 – O'Kelly, A. – 0-1 – Larsen, Benjamin Holsko – G2 1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nf6 6. Nge2 O-O 7. d4 c6 8. d5 cxd5 9. cxd5 h5 10. e4 Bd7
1969 San Juan – Round 10 – O'Kelly, Albéric de Galway – 0-1 – Larsen, Bent Ravn – G65 1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nf6 6. Nge2 O-O 7. d4 c6 8. d5 cxd5 9. cxd5 a5 10. e4 Bd7
1969 Stary Smokovec – Round 2.4 – Jankovec, Ivan – 0-1 – Jansa, Vlastimil – G9 1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. e3 Nf6 6. Nge2 O-O 7. O-O c6 8. d4 Re8 9. h3 h5 10. b3 e4

A24j — Bremen

1.c4 e5 2.Nc3 Nf6 3.g3 g6 4.Bg2 Bg7 5.e3 d6 6.Nge2 O-O

Eval: [+0.27]

Les coups candidats

7.O-O — 81.4% (1649 parties)

Ambassadeurs : Hanken, Jerome B (15x), Pena Gomez, Manuel (7x), Kulon, Klaudia (7x), Matulovic, Milan (5x), Knaak, Rainer (5x), Gallagher, Joseph G. (5x), Kreuzer, Gerhard (5x), Wambach, Juergen (5x)

7.d4 — 9.2% (187 parties)

Ambassadeurs : Cekro, Ekrem (4x), Zueger, Beat (3x), Catozzi, Henry (2x), Bohm, Hans (2x), Barrios Fuentes, Carlos Miguel (2x), Piceu, Tom (2x), Goldberg, Grigory (1x), Kajev (1x)

7.d3 — 5.3% (108 parties)

Ambassadeurs : Hesse, Henrik (5x), Leitner, Maximilian (2x), Contin, Daniel (2x), Cafferty, Bernard (1x), Griffiths, Peter C (1x), Autenrieth, Michael, Dr. (1x), Emma, Jaime (1x), Reis, Gerhard (1x)

7.b3 — 1.3% (27 parties)

Ambassadeurs : Cekro, Ekrem (2x), Botvinnik, Mikhail (1x), Donner, Jan-Hein (1x), Cebalo, Miso (1x), Smejkal, Jan (1x), Nemeth, Zoltan (1x), Knaak, Rainer (1x), Petrovic, Vojislav (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.O-O	7.d4	7.d3	7.b3
<1800	56	71%	20%	4%	2%
1800-2200	686	83%	9%	6%	1%
2200-2600	784	79%	9%	6%	2%
2600+	7	29%	43%	14%	14%

Évolution par décennie (% des parties)

Décennie	N parties	7.O-O	7.d4	7.d3	7.b3
1940s	6	67%	17%	—	—
1950s	24	83%	17%	—	—
1960s	67	87%	9%	1%	1%
1970s	102	87%	6%	2%	1%
1980s	136	78%	9%	4%	4%
1990s	480	80%	11%	5%	1%
2000s	552	81%	8%	6%	1%
2010s	564	82%	8%	6%	1%
2020s	96	79%	11%	5%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.O-O	82%	79%	▼ -2.9%
7.d4	8%	11%	▲ +3.1%
7.d3	6%	5%	▼ -0.8%
7.b3	1%	0%	▼ -1.1%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 1 partie
Botvinnik, Mikhail — 1 partie

Parties historiques

7.O-O — 81.4% (1649 parties)

1946 — Pettersson, Willy vs Skarp Gunnar — 1-0 — Stockholm SWE
1949 — Goldberg, Grigory vs Boleslavsky, Isaac — 1/2-1/2 — Moskou ch-URS
1949 — Goldberg, Grigory A vs Geller, Efim P. — 0-1 — Moskou ch-URS
1949 — Goldberg, Grigory A vs Geller, Efim P. — 0-1 — Moscow RUS
1951 — Sumar, Julio vs Bianco Esposito, Antonio — 0-1 — Mar del Plata ARG

7.d4 — 9.2% (187 parties)

1940 — Goldberg, Grigory vs Kajev — 0-1 — Kiev UKR
1955 — Krug, Peter vs Thiede, Franz — 0-1 — Schkopau
1956 — Golmayo Torriente, Manuel vs Pardo Roel, Eduardo — 1/2-1/2 — Barcelona ESP
1958 — Catozzi, Henry vs Petrosian, Tigran A. — 0-1 — Munchen olm
1958 — Catozzi, Henry vs Joyner, Lionel — 0-1 — Munich GER

7.d3 — 5.3% (108 parties)

1964 — Cafferty, Bernard vs Griffiths, Peter C — 1/2-1/2 — ?
1974 — Nunn, John D M vs Gruenfeld, Yehuda — 1-0 — Groningen NED
1977 — Delisle, Claude vs Pineault, Denis — 1-0 — Quebec CAN
1981 — Karlsson, Lars 1937 vs Martinovic, Slobodan — 1-0 — Vrnjacka Banja SRB
1986 — Barlov, Dragan vs Jansa, Vlastimil — 0-1 — Dubai UAE

7.b3 — 1.3% (27 parties)

1962 — Botvinnik, Mikhail vs Donner, Jan-Hein — 1/2-1/2 — Varna BUL
1979 — Macpherson, Dougald vs Taulbut, Shaun M — 1/2-1/2 — RAC Club, London
1984 — Cekro, Ekrem vs Petrovic, Vojislav — 1-0 — Pula CRO
1985 — Korhonen, Harri vs Maki, Veijo — 1/2-1/2 — Espoo
1986 — Cebalo, Miso vs Smejkal, Jan — 0-1 — Reggio Emilia ITA

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