E15h — Queen’s Indian: Nimzowitsch, 5.Qa4 Be7

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.Qa4 Be7 *   ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bQ
bKRoi au centre — vulnérable
bR
bP
bP
bPPion sous pression
bB
bP
bP
bP
bB
bP
bP
bN
Case forte (2v1)
Case forte (2v0)
Case forte (2v0)
wQ
wP
wPPion central
Case forte (2v0)
wN
wP
wP
wP
wP
wP
wP
wR
wN
wBFou actif — mobilité 5
wK
wB
wR
abcdefgh
Avantages : case forte f4, case forte b5, case forte e5, case forte g5, paire de fous.
Faiblesses adverses : roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, Bf1 enfermé, 5 pièces non développées (B1, C1, F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● e4 — Centre d4+e4, menace e5, libère Bf1
● Nc3 — Développer Nb1
● Bg5 — Clouer Nf6
● h3 — Empêcher ...Bg4

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wBFou enfermé — mobilité 2
wKRoi au centre — doit roquer
wBFou enfermé — mobilité 5
wN
wR
wP
wP
wP
wP
wP
wP
wN
wP
wP
wQ
bN
bP
bP
bBFou actif — mobilité 4
bP
bP
bP
bBFou actif — mobilité 5
bP
bP
bP
bR
bK
bQ
bN
bR
hgfedcba
Avantages : Ba6 actif, Be7 actif, paire de fous.
Faiblesses adverses : Bc1 enfermé, Bf1 enfermé, roi blanc au centre.
Problèmes : roi au centre, 3 pièces non développées (B8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Nc6 — Développer Nb8
● ...Bg4 — Clouer Nf3
● ...c5 — Rupture
● ...d6 — Rupture
Avantages
Faiblesses adverses
Diagonale active
Plans

Structure de pions
E15h — Nimzowitsch
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.Qa4 Be7
Eval: [+0.31]
Les coups candidats
6.Bg2 — 86.9% (611 parties)
Ambassadeurs : Kovalenko, Igor (7x), Matanovic, Aleksandar (6x), Ivkov, Borislav (5x), Sriram, Jha (4x), Sargissian, Gabriel (4x), Bilek, Istvan (3x), Cherepkov, Alexander V (3x), Dlugy, Maxim (3x)
6.Nc3 — 12.9% (91 parties)
Ambassadeurs : Kolarov, Atanas S. (3x), Romanishin, Oleg M (3x), Beliavsky, Alexander G (3x), Benko, Pal (2x), Weise, Daniel, Dr. (2x), Keres, Paul (2x), Gulko, Boris (2x), Volkov, Sergey (2x)
6.Bf4 — 0.1% (1 parties)
Ambassadeurs : Beggi, Pierluigi (1x), Flesch, János (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.Bg2 6.Nc3 6.Bf4
<1800 5 100%
1800-2200 195 94% 6%
2200-2600 320 88% 12%
2600+ 25 68% 32%
Évolution par décennie (% des parties)
Décennie N parties 6.Bg2 6.Nc3 6.Bf4
1930s 2 100%
1940s 3 100%
1950s 47 77% 23%
1960s 36 72% 25% 3%
1970s 27 70% 30%
1980s 30 83% 17%
1990s 67 88% 12%
2000s 186 89% 11%
2010s 270 91% 9%
2020s 35 83% 17%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.Bg2 91% 83% ▼ -8.3%
6.Nc3 9% 17% ▲ +8.3%
6.Bf4 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 2 parties
Carlsen, Magnus — 2 parties
Alekhine, Alexander — 1 partie
Smyslov, Vladimir — 1 partie
Karpov, Aleksandr — 1 partie
Karpov, Anatoly — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
6.Bg2 — 86.9% (611 parties)
1934 — Stoltz, Gosta vs Nimzowitsch, Aron — 1-0 — Stockholm SWE
1938 — Euwe, Max vs Alekhine, Alexander — 1/2-1/2 — Nederland
1942 — Schmidt, Pascal vs Keres, Paul — 1/2-1/2 — Salzburg AUT
1945 — Tomovic, Vasilje vs Pachman, Ludek — 1-0 — Ljubljana SLO
1946 — Sajtar, Jaroslav vs Potucek, Ludovit — 1-0 — Ostrawa ch CZE
6.Nc3 — 12.9% (91 parties)
1953 — Szapiel, Henryk vs Grynfeld, Izaak — 1/2-1/2 — Krakow POL
1953 — Guimard, Jean Louis vs Rossetto, Aline — 1-0 — Buenos Aires ch-ARG
1956 — Toran Albero, Roman vs Matanovic, Aleksandar — 0-1 — Beverwijk NED
1957 — Kramer, Hanspeter vs O'Kelly de Galway, Alberic — 1/2-1/2 — Beverwijk NED
1957 — Kolarov, Atanas S. vs Larsen, Benjamin Holsko — 0-1 — Reykjavik ol stud tt
6.Bf4 — 0.1% (1 parties)
1963 — Beggi, Pierluigi vs Flesch, János — 0-1 — Reggio Emilia ITA
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés
Chaînes ● f2→g3, h2→g3 ● a7→b6, c7→b6, d7→e6, f7→e6
Passés
Majorité
Cases
♔ Blancs ♚ Noirs
Cases fortes ● f4 (2v0), ● b5 (2v1), ● e5 (2v0), ● g5 (2v0)
Cases faibles
Centre ● d4 (1v0), ● e5 (2v0) ● d5 (2v1), ● e4 (1v0)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 5)
Bf1 ● Bf1 Non développé (mob. 2)
Ba6 ● Ba6 Actif (mob. 4)
Be7 ● Be7 Actif (mob. 5)
Paire de fous ● Oui ● Oui
Clouages ● pawn d7
Non développées 5 (b1, c1, f1, a1, h1) 3 (b8, 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 ● c4-c5, ● d4-d5, ● e2-e3 ● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e6-e5
Partie
1938 AVRO – Round 1 – Euwe, Max – 1/2-1/2 – Alekhine, Alexander – G9
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. O-O Bb7 8. Bf4 c5 9. Nc3 cxd4 10. Nxd4 Bxg2
1945 Ljubljana Liberation – Round 4 – Tomovic, Vasilje – 1-0 – Pachman, Ludek – G10
1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 Bb7 7. Nc3 O-O 8. O-O Ne4 9. d5 Nxc3 10. bxc3 d6
1946 Ostrawa ch CZE – Round 9 – Sajtar, Jaroslav – 1-0 – Potucek, Ludovit – G15
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 Bb7 7. O-O c5 8. Nc3 cxd4 9. Nxd4 Bxg2 10. Kxg2 Qc8 1-0
1952 Saltsjobaden Interzonal – Round 13 – Vaitonis, Povilas – 1/2-1/2 – Unzicker, Wolfgang – G125
1. Nf3 Nf6 2. d4 e6 3. c4 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. O-O O-O 8. Bf4 b5 9. cxb5 cxb5 10. Qd1 Bb7
1952 URS ch sf – Round 6 – Fridstein, German – 1/2-1/2 – Cherepkov, Alexander V – G36
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. O-O c6 8. Nc3 d5 9. Ne5 Qe8 10. Re1 b5
1953 Buenos Aires ch-ARG – Round 1 – Guimard, Jean Louis – 1-0 – Rossetto, Aline – G11
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 O-O 7. Bg2 c6 8. Bf4 d6 9. O-O b5 10. cxb5 cxb5
1953 Candidats Tournament – Round 9 – Stahlberg, Gideon – 0-1 – Taimanov, Mark E – G55
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Nc3 c6 8. Ne5 Qe8 9. O-O d5 10. Re1 b5
1953 Hastings5354 – Round 5 – Olafsson, Fridrik – 1/2-1/2 – Matanovic, Aleksandar – G23
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. O-O c6 8. Nc3 d5 9. Ne5 Qe8 10. cxd5 cxd5
1953 Opatija – Round 14 – Porreca, Giorgio – 1/2-1/2 – Wade, Robert G – G99
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. O-O c6 8. Nc3 d5 9. Ne5 Qe8 10. b4 b5
1954 Anderson-Fuster m – Round 3 – Fuster, Geza – 1-0 – Anderson, Frank Ross – G3
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Nc3 c6 8. Bf4 d6 9. O-O b5 10. cxb5 cxb5
1954 Mar del Plata – Round 8 – Castillo Larenas, Mariano – 1/2-1/2 – Maderna, Carlos – G64
1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. O-O c6 8. Re1 d5 9. cxd5 cxd5 10. Nc3 Qe8
1954 Olympiad final B – Round 1 – Prameshuber, Alexander – 0-1 – Nievergelt, Erwin – G14
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. O-O c6 8. Bf4 b5 9. cxb5 cxb5 10. Qc2 Nc6
1954 Prague zt Prague CZE – Round 1 – Uhlmann, Wolfgang – 0-1 – Szabo, Laszlo – G3
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Bf4 b5 8. cxb5 cxb5 9. Qd1 d5 10. Nbd2 Nc6
1955 Gothenburg Interzonal – Round 17 – Sliwa, Bogdan – 0-1 – Szabo, Laszlo – G160
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Nc3 c6 8. Ne5 Qe8 9. b4 Bb7 10. O-O d6
1955 Wch U20 prel-B – Round 2 – Johannsson, Ingi R – 0-1 – Portisch, Lajos – G5
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Ne5 O-O 8. Nc3 Qe8 9. b4 d5 10. b5 Bb7
1955 Wch U20 prel-C – Round 4 – Van Hoorne, F – 0-1 – Keller, Dieter – G9
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. O-O c6 8. Ne5 Qe8 9. Bf4 d5 10. cxd5 b5
1956 Hoogovens – Round 1 – Toran Albero, Roman – 0-1 – Matanovic, Aleksandar – G2
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 O-O 7. e4 d5 8. cxd5 Bxf1 9. Kxf1 exd5 10. e5 Ne4
1957 Danmarksmesterskabet – Round 7 – Hage, Poul – 0-1 – Pedersen, Eigil – G26
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Nc3 Bb7 8. O-O c5 9. d5 exd5 10. Nh4 Bc6
1957 Dublin zt – Round 15 – O'Sullivan, Donal – 0-1 – Gligorić, Svetozar – G122
1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. b4 Bxc4 8. Na3 Bd5 9. O-O a6 10. Nc2 Nc6
1957 Hoogovens – Round 3 – Kramer, Hanspeter – 1/2-1/2 – O'Kelly de Galway, Alberic – G12
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 O-O 7. Bg2 c6 8. O-O d5 9. cxd5 cxd5 10. Ne5 Qe8
1957 Mar del Plata – Round 3 – Incutto, Carlos – 1/2-1/2 – Behrensen, Joern – G40
1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. O-O d5 8. Ne5 c6 9. cxd5 cxd5 10. Nc3 Qe8
1957 Mar del Plata – Round 8 – Albert Seguer, Eladio – 1/2-1/2 – Eliskases, Erich – G75
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Nc3 O-O 8. O-O d5 9. cxd5 cxd5 10. Ne5 Qe8
1957 Minsk zt – Round 4 – Zelinsky, Yuri – 0-1 – Uusi, Gunnar – G26
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Ne5 c6 8. Nc3 Qe8 9. O-O d5 10. cxd5 b5
1957 Reykjavik ol stud tt – Round 1 – Kolarov, Atanas S. – 0-1 – Larsen, Benjamin Holsko – G9
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 O-O 7. e4 d5 8. cxd5 Bxf1 9. Kxf1 exd5 10. e5 Ne4
1957 Sofia zt Sofia BUL – Round 1 – Szilagyi, Gyorgy Laszlo – 1/2-1/2 – Matanovic, Aleksandar – G28
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Nc3 O-O 8. Bf4 Qc8 9. Rc1 Qb7 10. O-O b5
1957 Wageningen zt – Round 8 – Kolarov, Atanas S. – 1/2-1/2 – Niephaus, Walter – G23
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 Bb7 7. Bg2 c5 8. O-O O-O 9. Rd1 Bc6 10. Qc2 cxd4
1958 Hoogovens – Round 9 – Euwe, Max – 1/2-1/2 – Matanovic, Aleksandar – G35
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Nc3 O-O 8. Bf4 Qc8 9. O-O Qb7 10. Ne5 d5
1958 JUG-13ch – Round 15 – Ivkov, Borislav – 1/2-1/2 – Milic, Borislav – G17
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Nc3 O-O 8. Bf4 Qc8 9. O-O Qb7 10. Ne5 d5
1958 Munich olm fin-A – Round 1 – Ivkov, Borislav – 1-0 – Bertholdt, Dieter – G2
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Nc3 O-O 8. Bf4 Qc8 9. O-O d5 10. Ne5 Qb7
1958 Portoroz Interzonal – Round 14 – Bronstein, David I – 1/2-1/2 – Petrosian, Tigran V – G129
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 Bb7 7. Bg2 O-O 8. Bg5 d5 9. Bxf6 Bxf6 10. cxd5 exd5
1958 Portoroz Interzonal – Round 16 – Rossetto, Hector – 1/2-1/2 – Matanovic, Aleksandar – G149
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Nc3 c6 8. Bf4 Qc8 9. O-O Qb7 10. d5 exd5
1958 Portoroz Interzonal – Round 6 – Füster, Géza – 1/2-1/2 – Sanguineti, Raúl Carlos – G54
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Nc3 c6 8. Bf4 Bb7 9. O-O d5 10. Rac1 a6
1958 WchT U26 fin-B 05th – Round 1 – Roessel, Frits – 1/2-1/2 – Mititelu, Gheorghe – G2
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 O-O 7. e4 d5 8. cxd5 Bxf1 9. Kxf1 exd5 10. e5 Ne4
1959 Belgrade – Round 1 – Fuderer, Andrija – 1/2-1/2 – Bilek, Istvan – G22
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Nc3 Bb7 8. O-O c5 9. Rd1 Bc6 10. Qc2 cxd4
1959 Hoogovens – Round 1 – Toran Albero, Roman – 1/2-1/2 – Olafsson, Fridrik – G12
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. O-O c6 8. Nc3 d5 9. cxd5 cxd5 10. Bf4 Qd7
1960 Budapest zt – Round 15 – Bertok, Mario Jr. – 1-0 – Mititelu, Gheorghe – G86
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Nc3 O-O 8. Bf4 Qc8 9. O-O Qb7 10. Ne5 d5
1960 Buenos Aires ch-ARG – Round 16 – Foguelman – 1-0 – Behrensen, Jorge – G115
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Ne5 c6 8. O-O Qe8 9. Nc3 d5 10. Qb3 Nfd7
1960 Nimzowitsch Memorial – Round ? – Holm, Sejer – 0-1 – Petrosian, Tigran V – G29
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. O-O c6 8. Nc3 Qc8 9. Re1 d5 10. cxd5 b5
1961 BUL-RUS m – Round 2.5 – Kolarov, Atanas Stefanov – 1-0 – Antoshin, Vladimir S – G11
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 O-O 7. Bg2 c6 8. Bf4 d6 9. O-O b5 10. cxb5 cxb5
1961 New York ch-USA – Round 5 – Sherwin, James T – 1-0 – Seidman, Herbert – G23
1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Nc3 c6 8. O-O d5 9. Ne5 b5 10. cxb5 cxb5
1963 Alekhine Memorial – Round 7 – Balcerowski, Witold – 0-1 – Keres, Paul – G45
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 O-O 7. Bg2 c6 8. Bf4 b5 9. cxb5 cxb5 10. Nxb5 Nd5
1963 Asztalos Memorial – Round 11 – Lengyel, Laszlo – 0-1 – Bilek, Istvan – G30
1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 O-O 7. Bg2 c6 8. Bf4 d6 9. Rc1 Qe8 10. O-O b5
1963 Asztalos Memorial 6th – Round 14 – Flesch, János – 1/2-1/2 – Lengyel, Laszlo – G39
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Bf4 d6 8. Nc3 O-O 9. Rc1 Qe8 10. c5 dxc5
1963 Hoogovens – Round 3 – Trifunovic, Petar – 1/2-1/2 – O'Kelly, Albéric de Galway – G31
1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Nc3 O-O 8. Bf4 Qc8 9. O-O Qb7 10. Ne5 d5
1963 Hoogovens-B – Round 2 – Henneberke, Frans – 1/2-1/2 – Zuidema, Coen – G6
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Nc3 c6 8. Bf4 d6 9. O-O b5 10. cxb5 cxb5
1963 Piatigorsky Cup – Round 2 – Benko, Pal – 0-1 – Keres, Paul Petrovich – G3
1. c4 Nf6 2. Nf3 e6 3. d4 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 Bb7 7. Bg2 O-O 8. O-O Ne4 9. Nxe4 Bxe4 10. Rd1 Qc8
1963 Reggio Emilia 6364 06th – Round 8 – Beggi, Pierluigi – 0-1 – Flesch, János – G25
1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qa4 Be7 6. Bf4 O-O 7. Bg2 d6 8. Nfd2 c6 9. Bxc6 Nxc6 10. Qxc6 e5
1964 Bordeaux Open Bordeaux FRA – Round 2 – Clarke, Peter H – 1/2-1/2 – Bilek, Istvan – G10
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Nc3 O-O 8. O-O d5 9. cxd5 cxd5 10. Bf4 Qe8
1964 Budapest ch-HUN – Round 1 – Sapi, Laszlo – 1/2-1/2 – Szabo, Ladislav – G61
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 Bb7 7. Nc3 c5 8. O-O O-O 9. Rd1 d6 10. Qc2 cxd4
1964 ESP Ch 29th – Round 6 – Pomar Salamanca, Arturo – 1-0 – Saborido Carre, Rafael – G25
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. O-O c6 8. Nc3 d5 9. Ne5 Qe8 10. cxd5 cxd5
1964 Hoogovens Beverwijk NED – Round 1 – Ivkov, Borislav – 1-0 – Zuidema, Coen – G20
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Nc3 c6 8. Bf4 d6 9. Rc1 Qe8 10. O-O b5
1965 Asztalos Memorial 8th – Round 1 – Lengyel, Levente – 1-0 – Gunsberger, Alexander – G4
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 O-O 7. Bg2 c6 8. Bf4 d6 9. Rc1 Qe8 10. O-O b5
1965 Buenos Aires Ch – Round 2 – Palermo, Vicente – 1/2-1/2 – Behrensen, Jorge – G5
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Nc3 c6 8. O-O d5 9. cxd5 cxd5 10. Ne5 Qe8
1965 Hamburg etc – Round 1 – Krogius, Nikolai V – 1/2-1/2 – Weise, Daniel, Dr. – G6
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 Bb7 7. Bg2 O-O 8. O-O c5 9. Rd1 cxd4 10. Nxd4 Bxg2
1965 Hamburg etc – Round 2 – Kluger, Gyula – 1/2-1/2 – Weise, Daniel, Dr. – G63
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 Bb7 7. Bg2 O-O 8. O-O Ne4 9. Nxe4 Bxe4 10. Ne1 Bxg2
1965 Mar del Plata – Round 14 – Bolbochan, J. – 1/2-1/2 – Sanguinetti, Ricardo – G110
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Nc3 O-O 8. O-O d5 9. cxd5 cxd5 10. Ne5 Bb7
1966 BRA-ch33 – Round 2 – De Souza Mendes, Joao – 0-1 – Miranda, Marcio Marcos do Carmo – G4
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 O-O 7. e4 d5 8. cxd5 Bxf1 9. Kxf1 exd5 10. e5 Ne4
1966 Rio Hondo zt – Round 17 – Bolbochan, J. – 1-0 – Aguilera Rocha, Angelina – G103
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Nc3 c6 8. Bf4 d6 9. O-O Bb7 10. e4 Nfd7
1966 Tel Aviv 6th – Round 7 – Kagan, Shimon – 1/2-1/2 – Matanovic, Aleksandar – G24
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Nc3 O-O 8. Ne5 Qe8 9. O-O d5 10. cxd5 cxd5
1966 URS Team Ch – Round ? – Birbrager, Isaak – 0-1 – Smyslov, Vasily – G113
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Nc3 O-O 8. Ne5 Qe8 9. b4 Bb7 10. O-O d6
1967 URS Team Ch – Round 1 – Luik, Helmuth – 1/2-1/2 – Cherepkov, Alexander V – G50
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. O-O c6 8. Bf4 b5 9. cxb5 cxb5 10. Qd1 d5
40. Olympiad Open 2012 – Round 7.5 – Khenkin, Igor – 1-0 – Iordachescu, Viorel – G429
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Ne5 c6 8. Nc3 Qe8 9. O-O d5 10. cxd5 cxd5
6. Tal Memorial 2011 – Round 1 – Aronian, Levon – 1/2-1/2 – Carlsen, Magnus – G2
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 c6 7. Nc3 O-O 8. O-O d5 9. Ne5 Qe8 10. b3 b5
FIDE WCh KO 2001 – Round 5.1 – Lautier, Joel – 1/2-1/2 – Ivanchuk, Vasyl – G322
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 Bb7 7. Bg2 Ne4 8. Nxe4 Bxe4 9. O-O O-O 10. Ne1 Bxg2
World Cup 1988 – Round 1 – Salov, Valery – 1/2-1/2 – Karpov, Anatoly – G92
1. Nf3 Nf6 2. d4 e6 3. c4 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 O-O 7. Bg2 c6 8. O-O d5 9. Ne5 b5 10. cxb5 cxb5
World Rapid 2019 – Round 15.25 – Xu, Yinglun – 1/2-1/2 – Sargissian, Gabriel – G960
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Bg2 O-O 7. Nc3 c6 8. O-O Qe8 9. Bf4 d6 10. c5 dxc5
Zurich Korchnoi CC Blitz 2017 – Round 2.1 – Pelletier, Yannick – 0-1 – Anand, Viswanathan – G5
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qa4 Be7 6. Nc3 Bb7 7. Bg2 O-O 8. O-O c6 9. Rd1 d5 10. Ne5 Nfd7

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