D22j — QGA: Alekhine, 4.e3 Bg4 5.Bxc4 e6 6.Qb3

1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 Bg4 5.Bxc4 e6 6.Qb3 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité centre (2v1), case forte d4, case forte e5, Bc4 actif, paire de fous, colonne c.
Faiblesses adverses : Bg4 mauvais fou, Bf8 enfermé, roi noir au centre, pawn b7 en prise.
Problèmes : roi au centre, Bc1 enfermé, 4 pièces non développées (B1, C1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Nc3 — Développer Nb1
● Bd2 — Développer Bc1
● h3 — Empêcher ...Bg4
● Rc — Tour sur colonne c

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité aile_dame (3v2), case forte d5, case forte f5, Bg4 actif, paire de fous, colonne d.
Faiblesses adverses : Bc1 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bf8 enfermé, 5 pièces non développées (B8, G8, F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Nbd7 — Développer Nb8
● ...Nf6 — Développer Ng8
● ...Be7 — Développer Bf8
● ...Bg4 — Clouer Nf3

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

D22j — Alekhine

1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 Bg4 5.Bxc4 e6 6.Qb3

Eval: [+0.39]

Les coups candidats

6…Bxf3 — 90.4% (150 parties)

Ambassadeurs : Lundin, Erik (4x), Flohr, Salo (4x), Smyslov, Vladimir (4x), Foltys, Jan (3x), Botvinnik, Mikhail (3x), Bisguier, Arthur B (3x), Dunkelblum, Arthur (3x), Szilagyi, Gyorgy Laszlo (3x)

6…Nc6 — 4.8% (8 parties)

Ambassadeurs : Sajtar, Jaroslav (1x), Tikovsky, Augustin (1x), De Burca, Austin (1x), Coy, George Philip Stanl (1x), Alatortsev, Vladimir N. (1x), Goglidze, Viktor (1x), Bertholdt, Dieter (1x), Fuchs, Reinhart (1x)

6…b5 — 3.0% (5 parties)

Ambassadeurs : O'Kelly de Galway, Alberic (1x), Franck, Alfons (1x), Winter, William (1x), Isles, Edward A (1x), Belova, Valentina M (1x), Benini, Clarice (1x), Moeckel, Klaus (1x), Schmidt, Hermann (1x)

6…Ra7 — 1.8% (3 parties)

Ambassadeurs : Glombek, H (1x), Menchik, Vera (1x), Golombek, Harry (1x), Menchik, Vera Frantsevna (1x), Reshevsky, Samuel (1x), Cross, James (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…Bxf3	6…Nc6	6…b5	6…Ra7
<1800	2	100%	—	—	—
1800-2200	13	92%	—	8%	—
2200-2600	24	96%	4%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	6…Bxf3	6…Nc6	6…b5	6…Ra7
1930s	7	43%	29%	—	29%
1940s	29	93%	3%	3%	—
1950s	54	89%	4%	6%	2%
1960s	27	96%	4%	—	—
1970s	6	100%	—	—	—
1980s	10	80%	20%	—	—
1990s	6	100%	—	—	—
2000s	16	94%	—	6%	—
2010s	11	100%	—	—	—

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 4 parties
Botvinnik, Mikhail — 3 parties
Euwe, Max — 2 parties
Alekhine, Alexander — 2 parties

Parties historiques

6…Bxf3 — 90.4% (150 parties)

1937 — Euwe, Max vs Reshevsky, Samuel — 1/2-1/2 — Stockholm SWE
1939 — Alekhine, Alexander vs Terwisscha van Scheltinga, Gradd — 0-1 — Buenos Aires ARG
1939 — Van Scheltinga, Theo vs Alekhine, Alexander — 1/2-1/2 — Buenos Aires ARG
1940 — Madeira de Ley Manuel vs Caetano, Netto Joaquim — 1-0 — Rio de Janeiro BRA
1941 — Muller, Hans vs Decreton Keller, Henrique — 1-0 — Vienna AUT

6…Nc6 — 4.8% (8 parties)

1936 — Alatortsev, Vladimir N. vs Goglidze, Viktor — 1-0 — Leningrad RUS
1938 — De Burca, Austin vs Coy, George Philip Stanl — 1/2-1/2 — Margate ENG
1942 — Sajtar, Jaroslav vs Tikovsky, Augustin — 1/2-1/2 — Chocen
1956 — Ghitescu, Theodor vs Milev, Zdravko — 1/2-1/2 — Moscow RUS
1957 — Bertholdt, Dieter vs Fuchs, Reinhart — 1/2-1/2 — Soemmerda

6…b5 — 3.0% (5 parties)

1947 — O'Kelly de Galway, Alberic vs Franck, Alfons — 1-0 — Ostende
1950 — Belova, Valentina M vs Benini, Clarice — 0-1 — Moscow RUS
1951 — Winter, William vs Isles, Edward A — 1-0 — Swansea WLS
1953 — Moeckel, Klaus vs Schmidt, Hermann — 0-1 — Brandenburg/Havel
2006 — Jethan, Martin vs Wiesinger, Robert — 0-1 — Vienna AUT

6…Ra7 — 1.8% (3 parties)

1937 — Glombek, H vs Menchik, Vera — 1-0 — London ENG
1937 — Golombek, Harry vs Menchik, Vera Frantsevna — 1-0 — London ENG
1950 — Reshevsky, Samuel vs Cross, James — 1/2-1/2 — Los Angeles, CA USA

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→e3, e3→d4	● b7→a6, f7→e6
Passés	—	—
Majorité	● centre 2v1	● aile_dame 3v2

Cases

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

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 1)
Bc4	● Bc4 Actif (mob. 7)
Bg4		● Bg4 Actif (mob. 4)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (b1, c1, a1, h1)	5 (b8, g8, 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	● d4-d5, ● e3-e4	● …c7-c6, ● …c7-c5, ● …e6-e5, ● …f7-f6, ● …f7-f5

Partie
1936 Leningrad – Round 4 – Alatortsev, Vladimir N. – 1-0 – Goglidze, Viktor – G14 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Nc6 7. Bd2 Rb8 8. d5 Bxf3 9. dxe6 fxe6 10. gxf3 Qf6
1937 Stockholm ol – Round 13 – Euwe, Max – 1/2-1/2 – Reshevsky, Samuel – G72 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 Nf6 9. a4 b4 10. a5 c5
1939 Buenos Aires ARG – Round ? – Alekhine, Alexander – 0-1 – Terwisscha van Scheltinga, Gradd – G12 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. a4 b4 10. dxc5 Bxc5
1941 USSR – Round 1 – Makogonov, Vladimir – 1/2-1/2 – Ravinsky, Grigory – G3 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Bd3 c5 9. dxc5 Nd7 10. Be2 Nxc5
1942 Chocen – Round ? – Sajtar, Jaroslav – 1/2-1/2 – Tikovsky, Augustin – G11 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Nc6 7. Bd2 Rb8 8. Be2 Nf6 9. Nc3 Bd6 10. h3 Bh5
1945 Moskou ch-URS – Round 1 – Botvinnik, Mikhail – 1-0 – Flohr, Salo – G14 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Ra7 8. Bd2 Nf6 9. Nc3 Nbd7 10. Be2 c5
1946 Pittsburgh Open – Round 1 – Byrne, Ray – 0-1 – Fajans, Harry – G6 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Ra7 8. Bd2 Nf6 9. Nc3 Nbd7 10. O-O Be7
1946 Staunton, Groningen NED – Round 3 – Denker, Arnold S – 1-0 – Lundin, Erik – G11 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. a4 b4 10. dxc5 Bxc5
1946 Staunton, Groningen NED – Round 6 – Najdorf, Miguel – 1/2-1/2 – Stoltz, Gabriel – G16 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Nd7 10. Nc3 Nxc5
1946 Treybal Memorial – Round 12 – Sajtar, Jaroslav – 0-1 – Stoltz, Gösta – G65 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. a4 b4 10. dxc5 Bxc5
1947 GB-Czechoslovakia – Round 2 – De Winter Gallegos, Willy – 1/2-1/2 – Sajtar, Jaroslav – G7 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Nd7 10. c6 Nc5
1948 Karlovy Vary – Round 18 – Molina Moller, Brando Felipe – 1/2-1/2 – Foltys, Jan – G167 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Bd3 Nf6 9. Nd2 c5 10. dxc5 Nbd7
1948 Mar del Plata – Round 2 – Olivera, Alfredo – 0-1 – Stahlberg, Gideon – G22 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. a4 b4 10. O-O cxd4
1949 Budapest-Moscow – Round 12 – Ragozin, Viacheslav – 1/2-1/2 – Füster, Géza – G86 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Nd7 10. c6 Nc5
1949 Moskou ch-URS – Round 1 – Keres, Paul Petrovich – 1/2-1/2 – Flohr, Salo – G21 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Ra7 8. Nc3 Nf6 9. O-O c5 10. Rd1 cxd4
1949 Schlechter Memorial – Round 1 – Beni, Alfred – 0-1 – Foltys, Jan – G6 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Nd7 10. c6 Nc5
1949 URS Ch, semi final – Round 15 – Ebralidze, Alexandre – 1-0 – Klaman, Konstantin Mikhailovich – G108 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Ra7 8. Nc3 c5 9. dxc5 Nd7 10. c6 Nc5
1950 Amsterdam – Round 1 – Stahlberg, Gideon – 1-0 – Foltys, Jan – G8 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Nd7 10. c6 Nc5
1950 Hungary – Round 1 – Vajda, Arpad – 1/2-1/2 – Füster, Géza – G11 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. a4 b4 10. dxc5 Bxc5
1950 Moskou ch-URS – Round 1 – Tolush, Alexander – 1/2-1/2 – Smyslov, Vladimir – G15 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Bxc5 10. Nd2 Nf6
1950 Sorrento ch ITA – Round 5 – Porreca, Giorgio – 1-0 – Postpischl, Domenico – G10 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Bxc5 10. Rg1 Be7
1950 URS Ch sf – Round 12 – Tolush, Alexander V – 1-0 – Klaman, Konstantin Mikhailovich – G10 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Nd7 10. c6 Nc5
1951 BCF Ch 38th – Round 6.9 – Winter, William – 1-0 – Isles, Edward A – G23 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 b5 7. Ne5 Bf5 8. Be2 Be4 9. O-O Bd6 10. Nc3 Bc6
1951 Hungary Ch – Round 1 – Barcza, Gedeon – 1/2-1/2 – Szily, Jozsef – G15 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Bxc5 10. Qc3 Be7
1951 Hungary Ch – Round 1 – Negyesy, Gyorgy – 1/2-1/2 – Szilagyi, Gyorgy Laszlo – G14 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Qc8 8. Rg1 b5 9. Be2 c5 10. dxc5 Nd7
1951 Staunton Memorial – Round 7 – Donner, Jan-Hein – 1/2-1/2 – Alexander, Conol Hugh – G49 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. a4 b4 10. dxc5 Bxc5
1952 Hoogovens – Round 8 – Euwe, Max – 1-0 – Rellstab, Ludwig – G37 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Ra7 8. Nc3 Nf6 9. Bd2 b5 10. Be2 c5
1954 Budapest tt Budapest HUN – Round ? – Pachman, Ludek – 1/2-1/2 – Szilagyi, Gyorgy Laszlo – G3 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Qc8 8. Nc3 Nf6 9. Bd2 c5 10. dxc5 Nbd7
1954 DDR Ch 05th – Round 13 – Kahn, Manfred – 1/2-1/2 – Uhlmann, Wolfgang – G69 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Bxc5 10. a4 b4
1954 Hungary Ch – Round 1 – Szabo, Ladislav – 1-0 – Hajtun, Jozsef – G8 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 Nd7 9. a4 b4 10. f4 c5
1954 Olympiad prel IV – Round 1 – Kluger, Gyula – 1/2-1/2 – Dunkelblum, Arthur – G3 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Ra7 8. Nc3 Nf6 9. O-O c5 10. dxc5 Bxc5
1954 Pan American Ch 2nd – Round 12 – Bisguier, Arthur B – 1-0 – Siemms – G27 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Ra7 8. Nc3 c5 9. d5 b5 10. Nxb5 axb5
1954 Prague zt – Round 16 – Ciocaltea, Victor – 1/2-1/2 – Sliwa, Bogdan – G88 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. a4 b4 10. dxc5 Bxc5
1954 RSFSR Ch – Round ? – Ilivitsky, Georgy A – 1/2-1/2 – Grechkin, Dmitry M – G4 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 Nd7 9. a4 b4 10. f4 Ngf6
1954 World Championship 20th – Round 10 – Botvinnik, Mikhail – 0-1 – Smyslov, Vladimir – G10 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 Nd7 9. a4 b4 10. f4 Ngf6
1954 World Championship 20th – Round 4 – Botvinnik, Mikhail – 1-0 – Smyslov, Vladimir – G4 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 Nd7 9. a4 b4 10. Nd2 Ngf6
1955 Hamburg – Round 14 – Teschner, Rudolf – 1/2-1/2 – Schmidt, Waldemar – G105 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Nd7 10. c6 Nc5
1955 Hamburg – Round 6 – Stahlberg, Gideon – 1-0 – Schmidt, Waldemar – G52 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. a4 b4 10. dxc5 Bxc5
1956 Moscow olm fin-A – Round 1 – Ghitescu, Theodor – 1-0 – Szilagyi, Gyorgy Laszlo – G4 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Qc8 8. f4 c5 9. dxc5 Nd7 10. O-O Ngf6
1956 Moscow olm fin-A – Round 3 – Ghitescu, Theodor – 1/2-1/2 – Milev, Zdravko – G44 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Nc6 7. Be2 Nf6 8. Bd2 Rb8 9. Nc3 Bd6 10. O-O O-O
1957 CAN Ch – Round 8.3 – Potter, Brian – 0-1 – Fuster, Geza – G17 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Nd7 10. O-O Nxc5
1957 DDR Ch 08th – Round 11 – Malich, Burkhard, Dr. – 1-0 – Fuchs, Reinhart – G70 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 Nf6 9. f4 c5 10. dxc5 Bxc5
1957 DDR Ch 08th – Round 7 – Bertholdt, Dieter – 1/2-1/2 – Fuchs, Reinhart – G42 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Nc6 7. Be2 Nf6 8. Nbd2 Bd6 9. Nc4 O-O 10. Bd2 b5
1957 It – Round 3 – Fuchs, Reinhart – 1/2-1/2 – Sliwa, Bogdan – G4 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Nd7 10. a4 Nxc5
1957 Leningrad Ch – Round 13 – Zhukhovitsky, Samuel – 1-0 – Mnatsakanian, Eduard A – G94 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 Nd7 9. a4 b4 10. Nd2 Ngf6
1958 Manhattan CC Ch fin 5758 – Round 5 – Siegel, Markus – 0-1 – Bisguier, Arthur B – G12 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 Nf6 9. a4 b4 10. Qc4 Nbd7
1958 Mar del Plata – Round 15 – Larsen, Benjamin Holsko – 1/2-1/2 – Lombardy, William J – G108 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 Nf6 9. Bd2 Nbd7 10. Ba5 Qb8
1958 Munich olm fin-A – Round 8 – Reshevsky, Samuel – 1/2-1/2 – Dueckstein, Andreas – G43 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 Nd7 9. a4 b4 10. Nd2 Ngf6
1958 Munich olm prel – Round 6 – Kozma, Julius – 1-0 – Fuderer, Andrija – G50 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Nd7 10. c6 Nc5
1960 Balatonfured – Round 3 – Kluger, Gyula – 1/2-1/2 – Flohr, Salo – G7 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Ra7 8. Nc3 Nf6 9. O-O c5 10. dxc5 Bxc5
1960 Budapest zt – Round 12 – Mititelu, Gheorghe – 1-0 – Ahman Ernst – G65 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 Nf6 9. a4 b4 10. Nd2 c5
1960 Leipzig olm fin-A – Round 1 – Milev, Zdravko – 0-1 – Smyslov, Vasily – G3 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. dxc5 Bxc5 10. Rg1 Bf8
1961 Graz 1st – Round 4 – Vodep, Otto – 1/2-1/2 – Rellstab, Ludwig – G8 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Ra7 8. Nc3 Nf6 9. Bd2 Nbd7 10. e4 b5
1961 Hastings6162 – Round 6 – Gligorić, Svetozar – 1-0 – Flohr, Salo – G24 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Ra7 8. Be2 Nf6 9. Nd2 c5 10. dxc5 Bxc5
1962 Mar del Plata – Round 11 – Najdorf, Miguel – 1/2-1/2 – Smyslov, Vladimir – G96 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 c5 9. a4 b4 10. dxc5 Bxc5
1962 New York m – Round 7 – Evans, Larry M – 1-0 – Lombardy, William J – G7 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 Nf6 9. a4 b4 10. Nd2 Nbd7
1963 Enschede zt – Round 11 – Gligorić, Svetozar – 1-0 – Tatai, Stefano – G52 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 Ra7 8. Be2 Nf6 9. Nd2 c5 10. dxc5 Bxc5
1967 Krems – Round ? – Unzicker, Wolfgang – 1-0 – Dueckstein, Andreas – G13 1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Bg4 5. Bxc4 e6 6. Qb3 Bxf3 7. gxf3 b5 8. Be2 Nd7 9. a4 b4 10. f4 Ngf6

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