A03a — Bird: Lasker, 3…g6

1.f4 d5 2.Nf3 Nf6 3.e3 g6 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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

Atouts. Les Blancs s'appuient sur les cases fortes d4, e5 et g5 et la paire de fous.

Côté adverse. Les fous enfermés en c8 et f8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier b1, les fous c1 et f1 et les tours a1 et h1).

Plans. d3 (Libérer Bc1) ; Bd3 (Développer Bf1) ; h3 (Empêcher ...Bg4) ; c3 (Préparer d4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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

Atouts. Les Noirs s'appuient sur les cases fortes e4, g4 et f5, des avant-postes en e4 et f5 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et f1 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier b8, les fous c8 et f8 et les tours a8 et h8).

Plans. ...Nbd7 (Développer Nb8) ; ...Bg4 (Développer Bc8, clouer Nf3) ; ...c6 (Rupture) ; ...c5 (Rupture) ; ...d4 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● d2→e3, e3→f4	● f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (2v0), ● e5 (2v0), ● g5 (2v0)	● e4 (2v0), ● g4 (2v0), ● f5 (2v0)
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v0)	● d5 (2v0), ● e4 (2v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bf1	● Bf1 Non développé (mob. 5)
Bc8		● Bc8 Non développé (mob. 5)
Bf8		● Bf8 Non développé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	5 (● b1, ● c1, ● f1, ● a1, ● h1)	5 (● b8, ● c8, ● f8, ● a8, ● h8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c2-c3, ● d2-d3, ● e3-e4, ● f4-f5	● …c7-c6, ● …c7-c5, ● …d5-d4, ● …e7-e6, ● …e7-e5

Partie
1927 London Olympiad 1st – Round 6.33 – Romih, Massimo – 1-0 – Vukovic, Vladimir – G60 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. c4 c6 7. d4 Bg4 8. Nbd2 Ne4 9. Be2 Qa5 10. O-O Nc3
1928 The Hague ol (Men) – Round 16 – Stahlberg, Gideon – 0-1 – Maderna, Carlos – G97 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. b3 Bg7 5. Bb2 c5 6. Bb5+ Bd7 7. Qe2 a6 8. Bxd7+ Nbxd7 9. d3 O-O 10. e4 d4
1928 Trencianske Teplice SVK – Round 6 – Hromadka, Karel – 1-0 – Walter, Max – G9 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. c4 e6 5. Nc3 Bg7 6. Be2 c5 7. Ne5 Nbd7 8. d4 cxd4 9. exd4 dxc4 10. Bxc4 O-O
1935 Moscow – Round 1 – Menchik, Vera Frantsevna – 0-1 – Spielmann, Rudolf – G8 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. d4 Bg7 5. Bd3 O-O 6. O-O c5 7. c3 b6 8. Qe2 Bb7 9. b3 Ne4 10. Bb2 Nd7
1936 Nottingham – Round 1 – Tartakower, Savielly – 1-0 – Thomas, George Alan – G52 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O c5 6. d3 Nc6 7. Qe1 Qc7 8. Nc3 a6 9. e4 d4 10. e5 dxc3
1936 Podebrady – Round 1 – Hromadka, Karel – 1-0 – Kubanec – G25 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. c4 Bg7 5. Nc3 c5 6. cxd5 Nxd5 7. Qb3 Nc7 8. Bc4 O-O 9. Ne4 b6 10. Neg5 e6
1936 UJCS-14.Kongress – Round 1 – Hromadka, Karel – 1-0 – Hadac, Pavel – G4 1. f4 d5 2. Nf3 2. ... Nf6 3. e3 g6 4. c4 Bg7 5. Nc3 c5 6. cxd5 Nxd5 7. Qb3 Nxc3 8. bxc3 O-O 9. Be2 Qc7 10. O-O Be6
1936 UJCS-14.Kongress – Round 7 – Kubanek, Jindrich – 0-1 – Olexa, Vilem – G18 1. f4 Nf6 2. Nf3 d5 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. g3 c5 7. Bg2 Nc6 8. O-O d4 9. exd4 cxd4 10. Na3 Bf5
1936 Zandvoort – Round 8 – Tartakower, Savielly – 1/2-1/2 – Maroczy, Geza – G52 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. d3 c5 7. Qe1 Nc6 8. Bd1 Qc7 9. e4 dxe4 10. dxe4 e5
1937 Tbilisi ch-URS – Round 1 – Kasparian, Genrikh – 1/2-1/2 – Ebralidze, Alexandre – G127 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. Be2 Bg7 5. O-O O-O 6. Qe1 c5 7. d3 Nc6 8. Bd1 b6 9. Qh4 e6 10. g4 Ba6
1938 URS Ch, semi final – Round 1 – David Agot Maleer – 0-1 – Ilyin Zhenevsky, Alexander – G73 1. f4 Nf6 2. Nf3 d5 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Nd7 9. Nxc6 bxc6 10. Bxg7 Kxg7
1938 USA Ch – Round 14 – Santasiere, Anthony – 1/2-1/2 – Reinfeld, Fred – G41 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. Be2 Bg7 5. O-O O-O 6. Ne5 Nbd7 7. Bf3 c5 8. d4 e6 9. c4 dxc4 10. Na3 cxd4
1939 Buenos Aires ol f-A – Round 5 – Tartakower, Savielly – 1/2-1/2 – Stahlberg, Gideon – G100 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. Qe1 c5 7. Ne5 Nc6 8. Bf3 Qc7 9. Nxc6 bxc6 10. Nc3 c4
1942 Mar del Plata – Round 10 – Pelikan, Jan – 0-1 – Stahlberg, Gideon – G86 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. Qe1 c5 7. d3 Nc6 8. Bd1 b6 9. Qh4 c4 10. dxc4 dxc4
1943 Mar del Plata – Round 4 – Pelikan, Jan – 0-1 – Maderna, Carlos – G35 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O c5 6. d3 Nc6 7. Qe1 O-O 8. Qh4 Qb6 9. Nc3 d4 10. Nd1 Nb4
1943 Mar del Plata – Round 6 – Pelikan, Jan – 1/2-1/2 – Rossetto, Hector – G47 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O c5 6. d3 Nc6 7. Qe1 O-O 8. Qh4 Qb6 9. Ne5 Nxe5 10. fxe5 Nd7
1943 Mar del Plata – Round 8 – Pelikan, Jan – 1-0 – Czerniak, Magdalena – G59 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. d3 c5 7. Qe1 Nc6 8. Qh4 Qb6 9. Kh1 Bg4 10. Nc3 d4
1943 Zlin – Round 7 – Hromadka, Karel – 0-1 – Foltys, Jan – G47 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Qc7 9. Nxc6 Qxc6 10. d3 b6
1945 Buenos Aires Circulo – Round 2 – Pelikan, Jan – 1-0 – Maderna, Carlos – G9 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. d4 Bg7 5. Bd3 O-O 6. O-O c5 7. c3 Nc6 8. Nbd2 Qb6 9. Qe1 Bd7 10. Kh1 e6
1945 URS-sf – Round 7 – Kamishov, Mikhail P – 0-1 – Alatortsev, Vladimir N. – G29 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. d4 Bg7 5. Be2 O-O 6. O-O c5 7. c3 b6 8. Ne5 Ba6 9. Nd2 Qc8 10. Bxa6 Nxa6
1946 Mar del Plata – Round 14 – Rocas, Orlando – 0-1 – Reinhardt, Enrique – G128 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. d4 Bg7 5. Bd3 O-O 6. Nbd2 c5 7. c3 b6 8. Ne5 Qc7 9. O-O Bb7 10. Qf3 Nc6
1946 Mar del Plata – Round 4 – Rocas, Orlando – 0-1 – Najdorf, Miguel – G56 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. d4 Bg7 5. Bd3 O-O 6. Nbd2 c5 7. c3 Qc7 8. Ne5 Nc6 9. O-O Rb8 10. Qe2 a6
1947 Aalborg – Round 9 – Christensen, Alfred – 1-0 – Poulsen, Christian – G30 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. d4 c5 5. c3 Nc6 6. Nbd2 Bg4 7. Bd3 e6 8. O-O Qc7 9. Qa4 Bxf3 10. Nxf3 Nd7
1948 Buenos Aires – Round 1 – O'Kelly de Galway, Alberic – 1-0 – Acharam Medina, Sebastian Alejandro – G2 1. e3 Nf6 2. f4 d5 3. Nf3 g6 4. Be2 Bg7 5. O-O O-O 6. Qe1 c5 7. d4 b6 8. c3 Ba6 9. Bxa6 Nxa6 10. Nbd2 Qc8
1949 GER Ch 13th – Round 5 – Brinckmann, Alfred – 0-1 – Rellstab, Ludwig – G15 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. c4 Bg7 5. Nc3 O-O 6. Be2 c5 7. cxd5 Nxd5 8. O-O Nc6 9. Qe1 e5 10. fxe5 Nxe5
1949 GER Ch Bad Pyrmont GER – Round ? – Brinckmann, Alfred – 1-0 – Nonnenmacher, Thomas – G10 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. c4 c6 5. Nc3 Bg7 6. Be2 O-O 7. O-O Nbd7 8. d4 e6 9. b3 Re8 10. Bb2 Ng4
1950 Dubrovnik olm – Round 9 – Tartakower, Savielly – 1/2-1/2 – Castillo Bermudez, Manuel – G133 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. d4 Bg7 5. Bd3 O-O 6. O-O c5 7. c3 Qc7 8. Qe1 b6 9. Qh4 Nc6 10. Nbd2 Ng4
1950 USSR – Round 1 – Eret, Jaroslav – 0-1 – Ujtelky, Maximilian – G10 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. c4 c6 7. Ne5 Ng4 8. Be2 Nxe5 9. fxe5 Nd7 10. d4 f6
1951 Staunton Memorial – Round 3 – Tartakower, Savielly – 0-1 – Pirc, Vasja – G26 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Bd7 9. d3 d4 10. Nxd7 Nxd7
1952 Belgrade – Round ? – Lob, Chris – 0-1 – Golombek, Harry – G36 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Nc3 Bg7 5. Ne2 O-O 6. b3 c5 7. Bb2 Nc6 8. Ng3 d4 9. c4 dxe3 10. dxe3 Qa5+
1952 Helsinki olm – Round 1 – Pirc, Vasja – 0-1 – Byrne, Ray – G202 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O b6 8. Ne5 Bb7 9. d3 Nc6 10. Bf3 Qc7
1952 Helsinki olm – Round 1 – Pirc, Vasja – 1/2-1/2 – Rellstab, Ludwig – G201 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Qd6 9. Nxc6 Qxc6 10. Qe1 Bg4
1952 JUG Ch – Round 4 – Pirc, Vasja – 1/2-1/2 – Andric, Dragoslav – G26 1. f4 Nf6 2. Nf3 d5 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Qd6 9. Nc3 Nxe5 10. Nb5 Qb6
1952 Miedzyzdroje – Round 3 – Szabo, Stefan – 0-1 – Tarnowski, Alfred – G17 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Qc7 9. Nxc6 Qxc6 10. Be5 Ne4
1952 Paignton Premier 2nd – Round 2 – Wood, Baruch – 0-1 – Yanofsky, Daniel Abraham – G5 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. b3 Bg7 5. Bb2 c5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. d3 O-O 9. Nbd2 d4 10. e4 Ng4
1952 Tatranska ch CZE – Round 9 – Kottnauer, Cenek – 1/2-1/2 – Filip, Miroslav – G25 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Nxe5 9. Bxe5 Ne8 10. Bxg7 Nxg7
1953 HUN Ch Budapest HUN – Round 1 – Laszlo, Csaba – 0-1 – Navarovszky, Laszlo – G35 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Qc7 9. Nxc6 Qxc6 10. Bf3 Qd7
1953 Opatija – Round 1 – Pirc, Vasja – 1-0 – Kupper, Josef – G15 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O b6 8. Ne5 Bb7 9. Qe1 Nfd7 10. Bf3 Qc7
1953 Opatija – Round 17 – Beni, Alfred – 1/2-1/2 – Golombek, Harry – G125 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. d3 Ng4 9. Bxg7 Kxg7 10. Qc1 d4
1953 POL-ch11 – Round 1 – Miesowicz, Adam – 1-0 – Doda, Zbigniew – G8 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Qc7 9. Nxc6 Qxc6 10. d3 b5
1953 Wch U20 qual – Round 7 – Persitz, Raaphi – 1/2-1/2 – Farre Mallofre, Miguel – G25 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 c5 6. Bb5+ Bd7 7. Qe2 a6 8. Bxd7+ Nbxd7 9. O-O O-O 10. c4 e6
1955 Buenos Aires – Round 16 – Pelikán, Jiří – 0-1 – Guimard, Carlos E – G17 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. d3 Bg7 5. Be2 O-O 6. O-O c5 7. a4 Nc6 8. Na3 Nd7 9. e4 dxe4 10. dxe4 Nf6
1955 Buenos Aires – Round 8 – Pelikán, Jiří – 0-1 – Reinhardt, Enrique – G13 1. f4 Nf6 2. Nf3 d5 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. d3 c5 7. a4 Nc6 8. Qe1 Bg4 9. Qg3 Qc7 10. Nc3 Nb4
1955 Erfurt – Round 2 – Franz, Joachim – 1/2-1/2 – Padevsky, Nikola – G22 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Qc7 9. Nxc6 Qxc6 10. Bf3 Be6
1955 Marshall CC Ch 5556 – Round 15 – Santasiere, Anthony – 1-0 – Dunst, Theodore Alexander – G40 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. Ne5 c5 7. Bf3 Nbd7 8. Qe2 Nxe5 9. fxe5 Ne8 10. d4 Nc7
1956 CSR Ch sf – Round 11 – Mutina, Antonin – 0-1 – Fichtl, Jiri – G17 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O d4 8. Qc1 Nc6 9. Bb5 Nd5 10. Bxc6 bxc6
1956 Mar del Plata – Round 14 – Redolfi, Argentino Rodolfo – 1/2-1/2 – Pelikán, Jiří – G76 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. d3 Bg7 5. Be2 O-O 6. O-O c5 7. a4 b6 8. Qe1 Bb7 9. Qh4 e6 10. Nbd2 Nc6
1956 Stevenson Memorial 4th – Round 5 – Pirc, Vasja – 1-0 – Golombek, Harry – G8 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Qc7 9. Nc3 a6 10. Nxc6 Qxc6
1958 Mar del Plata – Round 8 – Pelikan, Jan – 1/2-1/2 – Behrensen, Joern – G62 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. d3 b6 7. Qe1 Bb7 8. Nbd2 Nbd7 9. Qh4 e6 10. g4 Ne8
1958 Munich olm fin-B – Round 9 – Prins, Lodewijk – 1-0 – Jonsson, Johannes G – G18 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. d3 c5 7. Qe1 Nc6 8. Nc3 d4 9. Na4 Nd7 10. exd4 cxd4
1958 Portoroz Interzonal – Round 7 – Larsen, Benjamin Holsko – 1/2-1/2 – Benko, Pal – G68 1. f4 Nf6 2. Nf3 g6 3. e3 d5 4. d3 Bg7 5. Be2 O-O 6. O-O c5 7. Qe1 Nc6 8. Qh4 b6 9. Nbd2 Ba6 10. Ne5 Nxe5
1958 URS Ch sf – Round ? – Katalymov, Boris – 0-1 – Byvshev, Vasily – G80 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Qe1 Bf5 9. Bd1 Rc8 10. Qh4 d4
1959 Alekhine Memorial – Round 3 – Larsen, Benjamin Holsko – 1/2-1/2 – Simagin, Vladimir – G17 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b4 Bg7 5. Bb2 O-O 6. Be2 a5 7. b5 c5 8. bxc6 bxc6 9. O-O Nbd7 10. Na3 Ne8
1959 Wch U20 fin-A – Round 10 – Rumens, David E – 1/2-1/2 – Naranja, Renato – G38 1. f4 Nf6 2. Nf3 d5 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 b6 7. O-O Bb7 8. Qe1 c5 9. Qh4 Nbd7 10. d3 Qc7
1959 York ch-BCF – Round 5 – Parr, Frank – 0-1 – Green, Arnold Yorvath – G67 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. Qe1 c5 7. d4 Qc7 8. c3 Nc6 9. Qh4 Rb8 10. Bd3 Bf5
1960 Sarajevo – Round 11 – Larsen, Benjamin Holsko – 0-1 – Udovcic, Mijo – G59 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b4 Bg7 5. Bb2 O-O 6. Be2 Bg4 7. O-O Nbd7 8. Na3 c6 9. c4 e6 10. h3 Bxf3
1961 Buenos Aires ch-ARG – Round 13 – Alonso-Lej De Las Casas, Fernando – 0-1 – Bazan, Osvaldo – G81 1. f4 Nf6 2. Nf3 d5 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Qc1 Qc7 9. Ne5 Rd8 10. Bf3 b6
1962 BRA Ch – Round 5 – Stenzel, Erbo – 0-1 – Mangini, Jose Henrique de Mello – G12 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. d3 O-O 6. O-O c5 7. c4 dxc4 8. dxc4 Nc6 9. Nc3 Bf5 10. Nd2 Bd3
1962 Sweden – Round 1 – Ekenberg, Bengt – 1-0 – Kinnmark, Ove – G35 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Qc7 9. Bf3 e6 10. Nc3 Nxe5
1963 Corr – Round 1 – Korning, Peter – 1-0 – Sterud, Edvard – G1 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. d4 Bg7 5. Bd3 O-O 6. O-O c5 7. c3 b6 8. Nbd2 Ba6 9. Bxa6 Nxa6 10. Ne5 Ne4
1963 Halle zt – Round 1 – Larsen, Benjamin Holsko – 0-1 – Donner, H. – G108 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b4 Bg7 5. Bb2 O-O 6. Be2 b6 7. O-O Bb7 8. Na3 Nbd7 9. c4 c5 10. bxc5 Nxc5
1963 Sweden – Round 4 – Burehall, Arne – 1/2-1/2 – Lundin, Erik – G14 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. b4 Bg7 5. Bb2 O-O 6. Be2 a5 7. b5 c5 8. O-O Bg4 9. c4 e6 10. Qc2 Nbd7
1964 Amsterdam Interzonal – Round 22 – Larsen, Benjamin Holsko – 1-0 – Spassky, Boris V. – G230 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b4 Bg7 5. Bb2 O-O 6. Be2 Bg4 7. O-O c6 8. a4 Nbd7 9. Na3 Bxf3 10. Bxf3 Re8
1964 Capablanca Memorial – Round 16 – Santa Cruz Beneito, Hugo – 1/2-1/2 – Rossetto, Hector – G165 1. f4 d5 2. e3 Nf6 3. Nf3 g6 4. d4 Bg7 5. Bd3 c5 6. c3 O-O 7. O-O b6 8. Ne5 e6 9. Nd2 Ba6 10. Qe2 Bxd3
1964 Hoogovens – Round 1 – Larsen, Benjamin Holsko – 1-0 – Van Scheltinga, Theo – G47 1. f4 Nf6 2. Nf3 d5 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. d3 b6 7. a4 Bb7 8. Qe1 c5 9. Nbd2 Nc6 10. Qh4 e6
1965 BRA Ch 32th – Round 8 – Stenzel, Erbo – 0-1 – De Souza Mendes, Joao – G27 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. c4 c6 5. Nc3 Bg7 6. Be2 O-O 7. O-O Nbd7 8. d4 Nb6 9. c5 Nbd7 10. Ne5 Nxe5
1965 CAN Ch – Round 2 – Veszely, Frank – 0-1 – Yanofsky, Daniel Abraham – G2 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. d4 Bg7 5. Bd3 c5 6. c3 Qc7 7. Ne5 Nc6 8. O-O O-O 9. Nd2 Ne8 10. Ndf3 Nd6
1965 Hamburg etc – Round 5 – Ivkov, Borislav – 1/2-1/2 – Unzicker, Wolfgang – G96 1. f4 Nf6 2. Nf3 d5 3. e3 g6 4. b4 Bg7 5. Bb2 O-O 6. a4 Nbd7 7. Be2 c5 8. bxc5 Nxc5 9. O-O Bd7 10. a5 Rc8
1965 It II Beverwijk NED – Round 7 – Kieninger, Georg – 1/2-1/2 – Gereben, Erno – G22 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O b6 8. Qe1 Bb7 9. Qh4 d4 10. exd4 cxd4
1965 Pardubice – Round 14 – Blatny, Frantisek – 1/2-1/2 – Hora, Vratislav – G91 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 d4 9. Nxc6 bxc6 10. Qc1 Bg4
1965 SWE Ch – Round 13 – Ekenberg, Bengt – 0-1 – Krantz, Kjell – G43 1. f4 Nf6 2. Nf3 d5 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. d3 c5 7. a4 Nc6 8. Na3 b6 9. c3 Bb7 10. Qe1 Rc8
1965 USSR – Round 1 – Damsky – 0-1 – Nezhmetdinov, Rashid – G27 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Nc3 c5 7. Bd3 Nc6 8. O-O Nb4 9. Qe2 b6 10. Nd1 Nxd3
1966 Aarhus – Round 4 – Blom, Kaj – 0-1 – Andersen, Borge – G33 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. d3 c6 7. Nc3 b5 8. Qe1 Qb6 9. Nd1 Bg4 10. Qh4 Nbd7
1966 Bucharest Bucharest ROM – Round 7 – Partos, Charles – 1/2-1/2 – Neamtu, Serban-Constantin – G17 1. f4 Nf6 2. Nf3 d5 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Qc7 9. Nxc6 Qxc6 10. Bf3 Be6
1966 La Habana olm fin-C – Round 5 – Dietrich Norbert – 0-1 – Romani, Elio – G16 1. f4 Nf6 2. Nf3 d5 3. e3 g6 4. b4 Bg7 5. Bb2 Bg4 6. Be2 Bxf3 7. Bxf3 c6 8. O-O Qb6 9. a3 Nbd7 10. Bd4 Qc7
1967 DEN Ch – Round 4 – Blom, Kaj – 1/2-1/2 – Andersen, Borge – G15 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O d4 8. exd4 Ne8 9. Ne5 cxd4 10. Bf3 Nd7
1967 Harrachov – Round 9.4 – Kolbak, Jens – 1-0 – Schoeneberg, Manfred – G134 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b4 Bg7 5. Bb2 O-O 6. Be2 Bg4 7. O-O Qd6 8. b5 c5 9. a4 Bxf3 10. Bxf3 Nbd7
1967 Sousse Interzonal – Round 11 – Ivkov, Borislav – 1-0 – Cuellar Alpire, Mariana – G102 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b4 Bg7 5. Bb2 O-O 6. Be2 a5 7. b5 a4 8. O-O c6 9. Na3 Bg4 10. c4 e6
1968 Lugano ol (Men) qual-D – Round 1 – Wyss Roberto – 0-1 – Reilly, Brian – G19 1. f4 Nf6 2. e3 d5 3. Nf3 g6 4. b3 Bg7 5. Bb2 O-O 6. c4 c6 7. h3 Nbd7 8. Be2 Nc5 9. cxd5 cxd5 10. Ne5 Nfe4
1972 Skopje ol (Men) fin-A – Round 12 – Ljubojevic, Ljubomir – 1-0 – Tringov, Georgi P – G365 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 c5 7. O-O Nc6 8. Ne5 Nxe5 9. fxe5 Nd7 10. d4 Nb8
World Blitz 2017 – Round 12.31 – Adhiban, B. – 0-1 – Georgiev, Kiril – G625 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. d3 c5 7. Nc3 Nc6 8. Ne5 Qc7 9. Nxc6 Qxc6 10. Bf3 Rd8
World Blitz 2017 – Round 14.36 – Adhiban, B. – 1-0 – Sargissian, Gabriel – G739 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. d3 c5 7. Nc3 Nc6 8. Ne5 Qc7 9. Nxc6 Qxc6 10. Bf3 Rd8
World Blitz 2017 – Round 2.8 – Fedoseev, Vladimir – 0-1 – Yu, Yangyi – G119 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. b4 Bg7 5. Bb2 O-O 6. a4 c6 7. c4 Bg4 8. Na3 Nbd7 9. Be2 a5 10. b5 Nb6
World Blitz 2019 – Round 8.21 – Amin, Bassem – 1-0 – Ganguly, Surya Shekhar – G532 1. f4 d5 2. Nf3 Nf6 3. e3 g6 4. Be2 Bg7 5. O-O O-O 6. d3 c5 7. Qe1 Nc6 8. Kh1 b6 9. Ne5 Bb7 10. Bf3 e6

A03a — Lasker

1.f4 d5 2.Nf3 Nf6 3.e3 g6

Eval: [-0.13]

Les coups candidats

4.b3 — 34.8% (1061 parties)

Ambassadeurs : Heinola, Kari P. (16x), Hanegby, Avigdor (14x), Andreassen, Einar (8x), Chura, Michal (7x), Borisek, Anze (7x), Pirc, Vasja (6x), Engelhardt, Erhard (6x), Hrnciar, Roman (6x)

4.Be2 — 25.8% (786 parties)

Ambassadeurs : Hayward, Keith (45x), Bester, Kazimierz (22x), Schmidt-Schaeffer, Sebastian, Dr. (14x), Bohn, Thomas, Dr. (12x), Andreassen, Einar (11x), Hayward, Alan (10x), Arnold, Robert G (10x), Bryntse, Arne (8x)

4.d4 — 16.8% (511 parties)

Ambassadeurs : Costa Trave, Jaume (12x), Sanz Perez, Eduardo (6x), Roynet, Sylvie (6x), Korning, Peter (5x), Marcussen, Claus (5x), Javor, Sandor (5x), Kasanicky, Richard (4x), Nowak, Andrzej (4x)

4.b4 — 11.2% (341 parties)

Ambassadeurs : Kaminski, Janusz (14x), Heß, Helmut (10x), Fagerbekk, Egil (8x), Babb, Jeff (6x), Bruce, Robert (5x), Larsen, Benjamin Holsko (4x), Johansson, Kjell-Ake (4x), Babionyshev, Vladimir (4x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4.b3	4.Be2	4.d4	4.b4
<1800	192	34%	27%	18%	6%
1800-2200	1315	36%	23%	19%	10%
2200-2600	459	28%	29%	18%	16%
2600+	7	—	43%	—	43%

Évolution par décennie (% des parties)

Décennie	N parties	4.b3	4.Be2	4.d4	4.b4
1890s	1	—	—	100%	—
1910s	1	—	—	100%	—
1920s	4	50%	—	—	—
1930s	16	25%	44%	12%	—
1940s	17	12%	41%	29%	—
1950s	50	52%	22%	12%	2%
1960s	72	38%	26%	12%	18%
1970s	59	37%	25%	10%	12%
1980s	201	33%	42%	7%	14%
1990s	515	41%	23%	17%	10%
2000s	976	35%	22%	19%	12%
2010s	1000	30%	27%	18%	12%
2020s	133	38%	28%	13%	9%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4.b3	30%	38%	▲ +7.9%
4.Be2	27%	28%	+0.4%
4.d4	18%	13%	▼ -5.1%
4.b4	12%	9%	▼ -2.8%

Joueurs célèbres

Champions du monde dans cette position

Lasker, Emanuel — 1 partie
Gukesh D — 1 partie

Parties historiques

4.b3 — 34.8% (1061 parties)

1927 — Romih, Massimo vs Vukovic, Vladimir — 1-0 — London ENG
1928 — Stahlberg, Gideon vs Maderna, Carlos — 0-1 — The Hague NED
1933 — Helling, Karl vs Saemisch, Friedrich — 0-1 — Aachen GER
1936 — Kubanek, Jindrich vs Olexa, Vilem — 0-1 — Podebrady CZE
1937 — Daly Figuera, Salvador Augusto vs Mengarini, Ariel — 1-0 — Boston, MA USA

4.Be2 — 25.8% (786 parties)

1936 — Pelikan, Jorge vs Pirc, Vasja — 1/2-1/2 — Novi Sad Novi Sad YUG
1936 — Tartakower, Savielly vs Maroczy, Geza — 1/2-1/2 — Zandvoort NED
1936 — Tartakower, Savielly vs Thomas, George Alan — 1-0 — Nottingham ENG
1937 — Kuppe, Wilhelm vs Lange, Wilfried — 1-0 — Bochum GER
1937 — Kasparian, Genrikh vs Ebralidze, Alexandre — 1/2-1/2 — Tbilisi ch-URS

4.d4 — 16.8% (511 parties)

1892 — Bird, Henry vs Lasker, Emanuel — 1-0 — 03.08 R02 GBR London
1914 — Reti, Richard vs John, Walter — 1-0 — Breslau GER
1935 — Menchik, Vera Frantsevna vs Spielmann, Rudolf — 0-1 — Moscow RUS
1937 — Kasparian, Genrikh vs Zagoriansky, Evgeny — 1-0 — Moscow RUS
1945 — Pelikan, Jan vs Maderna, Carlos — 1-0 — Buenos Aires ARG

4.b4 — 11.2% (341 parties)

1959 — Larsen, Benjamin Holsko vs Simagin, Vladimir — 1/2-1/2 — Moscow RUS
1960 — Larsen, Benjamin Holsko vs Udovcic, Mijo — 0-1 — Sarajevo BIH
1962 — Kjaer Larsen, Maximillian C vs Dely, Isaline — 1-0 — Moscow RUS
1963 — Burehall, Arne vs Lundin, Erik — 1/2-1/2 — Sweden
1963 — Larsen, Benjamin Holsko vs Donner, H. — 0-1 — Halle GER

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