D20w — QGA: 3.e4 e5 4.Nf3 Bb4+

1.d4 d5 2.c4 dxc4 3.e4 e5 4.Nf3 Bb4+ * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur une majorité de pions à l'centre (2 contre 1), la case forte g5, la paire de fous et la colonne semi-ouverte c.

Côté adverse. Le fou enfermé en c8, le roi resté au centre et des pièces en prise (le pion en c4 et le pion en e5).

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. O-O (Mettre le roi en sécurité, connecter les tours) ; Nc3 (Développer Nb1) ; Be3 (Développer Bc1) ; Bd3 (Développer Bf1) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur une majorité de pions à l'aile_dame (4 contre 2), un fou actif en b4, la paire de fous et la colonne semi-ouverte d.

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 (les cavaliers b8 et g8, le fou c8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...Nbd7 (Développer Nb8) ; ...Nf6 (Développer Ng8) ; ...Bg4 (Développer Bc8, clouer Nf3) ; ...c6 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	● c4, ● c7
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	—
Passés	—	—
Majorité	● centre 2v1	● aile_dame 4v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● g5 (2v1)	—
Cases faibles	● d4	● e5
Centre	● e5 (2v0)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 3)
Bb4		● Bb4 Actif (mob. 9)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	5 (b1, c1, f1, a1, h1)	5 (b8, g8, c8, 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	fermé
Ruptures	● d4-d5	● …c7-c6, ● …c7-c5, ● …f7-f6, ● …f7-f5

Partie
11. Norway Chess 2023 – Round 2.5 – Firouzja, Alireza – 1-0 – Mamedyarov, Shakhriyar – G10 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 Nf6 6. Nxe5 b5 7. f3 O-O 8. a3 Ba5 9. a4 a6 10. Be2 Nfd7
11. Norway Chess 2023 – Round 4.5 – Mamedyarov, Shakhriyar – 1/2-1/2 – Abdusattorov, Nodirbek – G20 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Qxd4 Qxd4 7. Nxd4 Nf6 8. f3 Bc5 9. Be3 Nc6 10. Nc2 Bxe3
11. Norway Chess 2023 – Round 6.4 – Mamedyarov, Shakhriyar – 1/2-1/2 – So, Wesley – G29 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Nxd4 Nd7 7. Bxc4 Ngf6 8. O-O O-O 9. f3 Ne5 10. Be2 Qe7
11. Norway Chess 2023 – Round 7.4 – Nakamura, Hikaru – 1/2-1/2 – Mamedyarov, Shakhriyar – G34 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 Nf6 6. Nxe5 b5 7. f3 O-O 8. a4 c5 9. Be3 cxd4 10. Qxd4 Qe7
19. European Teams 2013 – Round 3.11 – Dragun, Kamil – 0-1 – Stevic, Hrvoje – G100 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 exd4 7. Nxd4 Ne7 8. Bxc4 Nbc6 9. Nxc6 Qxd2+ 10. Nxd2 Nxc6
1963 Leningrad ch-URS – Round 1 – Taimanov, Mark E – 1/2-1/2 – Polugaevsky, Lev – G23 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Nge7 9. Nb3 O-O 10. Nfxd4 Nxd4
1964 Kiev ch-URS – Round 1 – Suetin, Alexey S – 0-1 – Petrosian, Tigran V – G24 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Nf6 9. e5 Ng4 10. h3 Nh6
1965 Buenos Aires – Round 1 – Panno, Oscar – 1-0 – Rollansky, Ruben – G5 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd7 8. Bxc4 Nc6 9. Be3 Nf6 10. f3 O-O
1965 DDR Ch 15th – Round 16 – Brameyer, Hermann – 1-0 – Franz, Joachim – G68 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Nge7 9. Ng5 Ne5 10. Bb3 Bg4
1965 Sarajevo – Round 10 – Forintos, Gyozo V – 1/2-1/2 – Tringov, Georgi P – G67 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nf6 8. O-O Nc6 9. e5 Ng4 10. h3 Nh6
1965 Sarajevo – Round 6 – Forintos, Gyozo V – 1-0 – Mihaljcisin, Mihajlo – G45 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Nf6 9. e5 Ng4 10. h3 Nh6
1965 Titograd – Round 17 – Velimirovic, Dragoljub – 1-0 – Susic, Idriz – G120 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nbd2 c3 6. bxc3 Bxc3 7. Rb1 Bxd4 8. Bc4 Nd7 9. Nxd4 exd4 10. Nf3 c5
1967 URS Team Ch – Round 1 – Figler, Ilye – 1/2-1/2 – Kupreichik, Viktor D – G28 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd7 8. Bxc4 Nc6 9. Nxc6 Bxc6 10. f3 Bd6
1968 Alma Ata ch-URS – Round 14 – Lein, Anatoly – 1/2-1/2 – Gurgenidze, Bukhuti – G124 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 exd4 7. Qxd4 Qxd4 8. Nxd4 Bd7 9. Bxc4 Nc6 10. Nxc6 Bxc6
1968 Havirov – Round 1 – Gulko, Boris – 1-0 – Giorgadze, Tamaz – G2 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nbd2 c3 6. bxc3 Bxc3 7. Rb1 exd4 8. Bc4 Nc6 9. O-O Nge7 10. Ng5 Ne5
1968 Hungary – Round 1 – Forintos, Gyozo V – 1-0 – Szekely, Mihaly – G28 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Qe7 9. Bb5 Qc5 10. Bxc6+ Qxc6
1968 Prague U26 – Round 3 – Jansa, Vlastimil – 1-0 – Neduchal Zdenek – G12 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Qxd4 Qxd4 7. Nxd4 Bxc3+ 8. bxc3 a6 9. Bxc4 Nf6 10. f3 c5
1968 ROM Ch – Round 6 – Segal, Alexandru Sorin – 1/2-1/2 – Varabiescu Gheorghe – G31 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Nf6 9. Nb3 O-O 10. e5 Ng4
1968 Sombor – Round 1 – Kluger, Gyula – 1-0 – Buljovcic, Ivan – G4 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Nf6 9. e5 Ng4 10. h3 Nh6
1975 URS Team Ch – Round 5 – Zaichik, Gennadi – 1/2-1/2 – Heuer, Valter – G59 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Nh6 9. Nb3 O-O 10. Nbxd4 Nxd4
2026 Tata Steel Chess Masters - Round 3.2 - Erigaisi Arjun - 1/2-1/2 - Gukesh D - G16 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 Nf6 6. Nxe5 b5 7. f3 a6 8. Bf4 O-O 9. Be2 Qe7 10. a4 c6
36. Olympiad 2004 – Round 14 – Dao, Thien Hai – 1/2-1/2 – Charbonneau, Pascal – G493 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Qxd4 Qxd4 7. Nxd4 Nf6 8. f3 Bc5 9. Be3 Nc6 10. Nc2 Bxe3
41. Olympiad Open 2014 – Round 7.6 – Parligras, Mircea-Emilian – 1/2-1/2 – Stevic, Hrvoje – G521 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Nxd4 Ne7 7. a3 Nbc6 8. axb4 Qxd4 9. Be3 Qxd1+ 10. Rxd1 Nxb4
42. Olympiad 2016 – Round 11.8 – Banikas, Hristos – 1/2-1/2 – Balogh Urbina, Carlos Alfonso – G814 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 exd4 7. Nxd4 Nf6 8. Nc3 O-O 9. O-O-O Qe7 10. f3 c5
42. Olympiad 2016 – Round 9.7 – Sanikidze, Tornike – 1/2-1/2 – Balogh Urbina, Carlos Alfonso – G665 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Nxd4 Ne7 7. Bxc4 Nbc6 8. Be3 O-O 9. O-O Nxd4 10. Bxd4 Nc6
85. Tata Steel Masters 2023 – Round 11.1 – Giri, Anish – 1/2-1/2 – Abdusattorov, Nodirbek – G71 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 exd4 7. Nxd4 Nf6 8. Nc3 Qe7 9. O-O-O O-O 10. f3 c5
85. Tata Steel Masters 2023 – Round 5.6 – Maghsoodloo, Parham – 1-0 – Van Foreest, Jorden – G34 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 Nf6 6. Nxe5 b5 7. f3 O-O 8. a3 Ba5 9. a4 c5 10. dxc5 Qe8
Dortmund 1992 – Round 5 – Shirov, Alexei – 1-0 – Huebner, Robert – G24 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Nxd4 Qe7 7. Bxc4 Qxe4+ 8. Kf1 Bxc3 9. bxc3 Be6 10. Qa4+ Nc6
FIDE Grand Swiss 2025 – Round 2 – Amin Bassem – 1-0 – Abdisalimov Abdimalik – G113 1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8. Qb3 Nxc3 9. Bc4 e6 10. bxc3 Bd7
FIDE Grand Swiss 2025 – Round 2 – Indjic Aleksandar – 1/2-1/2 – Jobava Baadur – G111 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Nxd4 Ne7 7. Bxc4 Nbc6 8. Be3 O-O 9. O-O Nxd4 10. Bxd4 Nc6
FIDE Grand Swiss 2025 – Round 9 – Yakubboev Nodirbek – 1-0 – Demchenko Anton – G483 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Nxd4 Nd7 7. Bxc4 Ngf6 8. Bxf7+ Kxf7 9. Qb3+ Ke8 10. O-O Bxc3
FIDE World Cup 2025 – Round R1 Classical 1 – Adly Ahmed – 1/2-1/2 – Grigoryan Karen H. – G49 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Nxd4 Nd7 7. Bxc4 Ngf6 8. Bxf7+ Kxf7 9. Qb3+ Ke8 10. O-O Bd6
FIDE World Cup 2025 – Round R1 Classical 1 – Avila Pavas Santiago – 0-1 – Motylev Alexander – G52 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 d6 8. Bg5 h6 9. Bh4 a6 10. Ba4 Qe7
FTX Crypto Cup 2022 – Round 5.1 – Le, Quang Liem – 1/2-1/2 – Praggnanandhaa R – G68 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Qf6 9. b4 Nge7 10. b5 Na5
Interpolis 1990 – Round 10 – Andersson, Ulf 1949 – 1/2-1/2 – Nikolic, Predrag – G29 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 exd4 7. Qxd4 Nf6 8. Nc3 Be6 9. Qxd8+ Kxd8 10. Nd4 Re8
Interpolis 1990 – Round 12 – Andersson, Ulf 1949 – 1-0 – Seirawan, Yasser – G36 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 exd4 7. Nxd4 Nf6 8. Nc3 Qe7 9. f3 O-O 10. Bxc4 c5
Interpolis 1990 – Round 9 – Nikolic, Predrag – 1/2-1/2 – Seirawan, Yasser – G26 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 exd4 7. Qxd4 Nf6 8. Qxd8+ Kxd8 9. Nc3 Be6 10. Ne5 Ke7
It Linares ESP 1992 – Round 3 – Karpov, Anatoly – 1/2-1/2 – Anand, Viswanathan – G1 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Nf6 9. e5 Nd5 10. Nb3 O-O
Makedonia Palace GP 2013 – Round 7.2 – Svidler, Peter – 1/2-1/2 – Ponomariov, Ruslan – G34 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Nxd4 Ne7 7. Bxc4 Nbc6 8. Be3 O-O 9. O-O Nxd4 10. Bxd4 Nc6
Novgorod 1994 – Round 9 – Kasparov, Garry – 1/2-1/2 – Short, Nigel D – G28 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Qf6 9. b4 a6 10. e5 Qg6
Saint Louis Blitz 2021 – Round 5.1 – Le, Quang Liem – 1-0 – Dominguez Perez, Leinier – G20 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Nxd4 Nd7 7. Bxc4 Ngf6 8. O-O O-O 9. f3 Qe7 10. Qe2 Ne5
Saint Louis Blitz 2022 – Round 11.3 – Mamedyarov, Shakhriyar – 1-0 – Dominguez Perez, Leinier – G53 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Nge7 9. Ng5 Ne5 10. Bb3 N7c6
Saint Louis Blitz 2022 – Round 14.2 – Nepomniachtchi, Ian – 0-1 – Dominguez Perez, Leinier – G67 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 Nf6 6. Nxe5 b5 7. Be2 Nxe4 8. O-O Bxc3 9. bxc3 Nxc3 10. Qc2 Nxe2+
Saint Louis Blitz 2023 – Round 13.3 – Giri, Anish – 1/2-1/2 – Vachier-Lagrave, Maxime – G63 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 exd4 7. Nxd4 Nf6 8. Nc3 O-O 9. O-O-O Qe7 10. f3 c5
Saint Louis Rapid 2021 – Round 9.3 – Le, Quang Liem – 1/2-1/2 – Dominguez Perez, Leinier – G43 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Nxd4 Nd7 7. Bxc4 Ngf6 8. O-O O-O 9. Bg5 Ne5 10. Be2 c6
Saint Louis Rapid 2022 – Round 9.3 – Mamedyarov, Shakhriyar – 1-0 – Dominguez Perez, Leinier – G42 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Nge7 9. Ng5 Ne5 10. Bb3 N7c6
Superbet Classic 2023 – Round 1.4 – Duda, Jacob – 1/2-1/2 – Giri, Anish – G4 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 Nf6 6. Nxe5 b5 7. f3 O-O 8. Be3 c5 9. a4 cxd4 10. Qxd4 Qe7
Superbet Rapid 2023 – Round 2.1 – Giri, Anish – 1/2-1/2 – Vachier-Lagrave, Maxime – G6 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 Nf6 6. Bxc4 exd4 7. Nxd4 O-O 8. O-O Bxc3 9. bxc3 Nxe4 10. Bd3 Nf6
Superbet Rapid 2023 – Round 8.5 – Duda, Jacob – 1-0 – Vachier-Lagrave, Maxime – G40 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 Nf6 6. Nxe5 b5 7. f3 O-O 8. a4 c5 9. Be3 cxd4 10. Qxd4 Qe7
SuperUnited Rapid 2022 – Round 8.5 – Mamedyarov, Shakhriyar – 1/2-1/2 – Dominguez Perez, Leinier – G40 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 Nf6 6. Bxc4 exd4 7. Nxd4 O-O 8. O-O Bxc3 9. bxc3 Nxe4 10. Bd3 Nf6
World Blitz 2022 – Round 20.65 – Ivic, Velimir – 0-1 – Narayanan, Sri Shiva Kumar – G1090 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 exd4 7. Nxd4 Ne7 8. Bxc4 O-O 9. Nc3 c5 10. Ndb5 Qxd2+
World Blitz 2022 – Round 4.22 – Bluebaum, Matthias – 1-0 – Sychev, Klementy – G189 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 exd4 7. Nxd4 Nf6 8. Nc3 O-O 9. O-O-O c5 10. Ndb5 Nc6
World Cup 1989 – Round 1 – Karpov, Anatoly – 1-0 – Seirawan, Yasser – G6 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 exd4 7. Qxd4 Qxd4 8. Nxd4 Bd7 9. Bxc4 Nc6 10. Nxc6 Bxc6
World Cup 1991 – Round 10 – Salov, Valery – 1/2-1/2 – Nikolic, Predrag – G71 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 exd4 7. Qxd4 Nf6 8. Qxd8+ Kxd8 9. Nc3 Be6 10. Ne5 Nc6
XXIII SuperGM 2006 – Round 13 – Aronian, Levon – 1/2-1/2 – Bacrot, Etienne – G50 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 exd4 7. Bxc4 Nc6 8. O-O Qf6 9. b4 Nge7 10. b5 Ne5
Yerevan ol (Men) 1996 – Round 5 – Azmaiparashvili, Zurab – 0-1 – Nogueiras Santiago, Jesus – G63 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 Bb4+ 5. Nc3 exd4 6. Nxd4 Ne7 7. Bxc4 Nbc6 8. Be3 O-O 9. Nb5 Be6 10. Bxe6 fxe6

D20w — QGA:

1.d4 d5 2.c4 dxc4 3.e4 e5 4.Nf3 Bb4+

Eval: [+0.38]

Les coups candidats

5.Nc3 — 56.8% (582 parties)

Ambassadeurs : Stevic, Hrvoje (13x), Rublevsky, Sergei (11x), Ilzig, Gerhard Gunther (9x), Huebner, Robert (7x), Dlugy, Maxim (7x), Van Wely, Loek (7x), Godena, Michele (7x), Lins, Thomas (7x)

5.Bd2 — 39.6% (406 parties)

Ambassadeurs : Dlugy, Maxim (8x), Stevic, Hrvoje (6x), Polgar, Susan (5x), Forintos, Gyozo V (4x), Westerinen, Heikki M.J. (4x), Seirawan, Yasser (4x), Gaponenko, Inna (4x), Mamedyarov, Shakhriyar (4x)

5.Nbd2 — 3.6% (37 parties)

Ambassadeurs : Dlugy, Maxim (3x), Stevic, Hrvoje (2x), Velimirovic, Dragoljub (1x), Susic, Idriz (1x), Gulko, Boris (1x), Giorgadze, Tamaz (1x), Lautier, Joel (1x), Browne, Walter Shawn (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5.Nc3	5.Bd2	5.Nbd2
<1800	25	72%	28%	—
1800-2200	203	60%	36%	4%
2200-2600	473	60%	36%	4%
2600+	129	59%	40%	2%

Évolution par décennie (% des parties)

Décennie	N parties	5.Nc3	5.Bd2	5.Nbd2
1940s	1	100%	—	—
1960s	20	20%	70%	10%
1970s	23	26%	70%	4%
1980s	56	50%	43%	7%
1990s	208	38%	59%	2%
2000s	194	56%	39%	5%
2010s	293	65%	31%	3%
2020s	230	71%	27%	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5.Nc3	65%	71%	▲ +6.1%
5.Bd2	31%	27%	▼ -4.9%
5.Nbd2	3%	2%	▼ -1.2%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Anatoly — 5 parties
Karpov, Aleksandr — 3 parties
Kasparov, Garry — 2 parties
Ju, Wenjun — 2 parties
Ding, Liren — 2 parties
Gukesh D — 2 parties
Anand, Viswanathan — 1 partie

Parties historiques

5.Nc3 — 56.8% (582 parties)

1949 — Abelenda Suarez, Saul vs Lipiniks, Leonardo — 1-0 — Buenos Aires ARG
1965 — Panno, Oscar vs Rollansky, Ruben — 1-0 — Buenos Aires ARG
1967 — Figler, Ilye vs Kupreichik, Viktor D — 1/2-1/2 — Moscow RUS
1968 — Jansa, Vlastimil vs Neduchal Zdenek — 1-0 — Prague CZE
1968 — Meza Schmidt, Javier Esteban vs Gudat, Alfons — 1-0 — cr.

5.Bd2 — 39.6% (406 parties)

1963 — Taimanov, Mark vs Polugaevsky, Lev — 1/2-1/2 — Leningrad ch-URS
1964 — Bagirov, Vladimir vs Khasin, Abram — 1/2-1/2 — Moscow RUS
1964 — Suetin, Alexey S vs Petrosian, Tigran V. — 0-1 — Kiev ch-URS
1965 — Forintos, Gyozo V vs Tringov, Georgi P — 1/2-1/2 — Sarajevo BIH
1965 — Forintos, Gyozo V vs Mihaljcisin, Mihajlo — 1-0 — Sarajevo BIH

5.Nbd2 — 3.6% (37 parties)

1965 — Velimirovic, Dragoljub vs Susic, Idriz — 1-0 — Titograd
1968 — Gulko, Boris vs Giorgadze, Tamaz — 1-0 — Havirov CZE
1977 — Karasev, Vladimir I vs Bukhman, Eduard — 0-1 — Leningrad RUS
1981 — Lutikov, Anatoly S vs Begun, Sergei M — 1/2-1/2 — Minsk BLR
1985 — Miralles, Gilles vs Dlugy, Maxim — 0-1 — Mendoza ARG

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