A05m — Reti: KIA, Spassky

1.Nf3 Nf6 2.g3 b5 3.Bg2 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur 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, le fou c1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; Nbd2 (Développer Nb1) ; d3 (Libérer Bc1) ; h3 (Empêcher ...Bg4) ; c3 (Préparer d4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur la paire de fous.

Côté adverse. Les fous enfermés en c1 et g2 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. O-O (Mettre le roi en sécurité, connecter les tours) ; ...d6 (Libérer Bc8) ; ...Nc6 (Développer Nb8) ; ...Bd6 (Développer Bf8) ; ...Bg4 (Clouer Nf3).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	—
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	—
Cases faibles	—	—
Centre	● d4 (1v0), ● e5 (1v0)	● d5 (1v0), ● e4 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bg2	● Bg2 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 2)
Bf8		● Bf8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	4 (b1, c1, 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, ● e2-e3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e7-e6, ● …e7-e5

Partie
1931 New York – Round 8 – Santasiere, Anthony – 1-0 – Steiner, Herman – G56 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O g6 5. a4 b4 6. c4 Bg7 7. Qc2 O-O 8. b3 c5 9. Bb2 d6 10. d3 e5
1946 Hungary – Round 1 – Barcza, Gedeon – 1-0 – Füster, Géza – G32 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O g6 5. c3 c5 6. a4 bxa4 7. Qxa4 Bg7 8. Na3 Bc6 9. Qc4 d6 10. d4 Bd5
1950 Amsterdam – Round 6 – Euwe, Max – 1/2-1/2 – Gudmundsson, Gardar Vidir – G77 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O g6 5. Na3 b4 6. Nc4 a5 7. Nce5 Qc8 8. d4 Bg7 9. a3 d6 10. Nc4 Nbd7
1957 Minsk zt – Round 4 – Kirillov, Vladimir – 0-1 – Roizman, Abram Y – G31 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. Nbd2 Be7 7. e4 c5 8. Re1 O-O 9. e5 Nfd7 10. d4 Nc6
1958 Asztalos Memorial – Round 3 – Barcza, Gedeon – 1/2-1/2 – Szabo, Ladislav – G7 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. e4 c5 7. exd5 Nxd5 8. c4 Nb4 9. Nc3 bxc4 10. dxc4 N8c6
1958 HUN Ch Budapest HUN – Round 12 – Forintos, Gyozo V – 1-0 – Haag, Ervin – G62 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. b3 e6 5. O-O Be7 6. c4 bxc4 7. bxc4 O-O 8. d3 d6 9. Nc3 Nbd7 10. Rb1 Qc8
1958 Sarajevo Sarajevo BIH – Round 1 – Lokvenc, Josef – 1/2-1/2 – Kozomara, Vlado – G49 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O c5 5. b3 e6 6. c4 b4 7. Bb2 Be7 8. d4 cxd4 9. Nxd4 Bxg2 10. Kxg2 Qb6
1959 HUN Ch Budapest HUN – Round 7 – Dely, Peter – 1-0 – Haag, Ervin – G32 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. d3 d5 5. O-O e6 6. e4 Be7 7. exd5 exd5 8. Nd4 Qd7 9. Qf3 O-O 10. Nf5 Bd8
1960 Sarajevo – Round 1 – Pirc, Vasja – 1/2-1/2 – Kozomara, Vlado – G15 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. Nbd2 Be7 7. e4 c5 8. Qe2 O-O 9. e5 Nfd7 10. c3 Nc6
1961 Reggio Emilia ITA – Round 4 – Pirc, Vasja – 1-0 – Haag, Ervin – G7 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O g6 5. d3 Bg7 6. e4 d6 7. c3 Nbd7 8. a4 bxa4 9. Qxa4 O-O 10. Qc2 a5
1961 Sarajevo – Round 1 – Sofrevski, Jovan – 1/2-1/2 – Kozomara, Vlado – G10 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O c5 5. d3 d5 6. e4 dxe4 7. Nfd2 Qb6 8. Nxe4 Nxe4 9. dxe4 e6 10. Be3 Nc6
1962 Poznan ch POL – Round 1 – Doda, Zbigniew – 0-1 – Filipowicz, Andrzej – G6 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. a4 b4 5. O-O e6 6. d3 Be7 7. e4 O-O 8. Nbd2 c5 9. Re1 Nc6 10. Nc4 d5
1962 Sarajevo – Round 1 – Bilek, Istvan – 1-0 – Kozomara, Vlado – G16 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O c5 5. d3 d5 6. Nbd2 e6 7. e4 dxe4 8. Ng5 Nbd7 9. Ndxe4 Nxe4 10. Nxe4 Qc7
1962 Vrnjacka Banja – Round 1 – Milic, Borislav – 1-0 – Kozomara, Vladimir – G20 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O c5 5. c4 bxc4 6. Qa4 e6 7. Na3 Bc6 8. Qxc4 d5 9. Qc2 Nbd7 10. b4 Rc8
1965 Budapest – Round 1 – Savon, Vladimir – 1-0 – Kadrev, Zdravko – G57 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 c5 6. e4 d6 7. Qe2 Nbd7 8. Nbd2 Be7 9. a4 a6 10. b3 O-O
1965 Northern Open – Round 8 – Ritson-Morry, William – 0-1 – Stephenson, Frederick Norman – G10 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. b3 Be7 6. c4 bxc4 7. bxc4 O-O 8. Qb3 Qc8 9. d3 c5 10. Bb2 Nc6
1966 Sochi Chigorin Memorial 04th – Round 1 – Sergievsky, Vladimir D – 1-0 – Spassky, Boris Vasily – G10 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O g6 5. b3 Bg7 6. Bb2 O-O 7. d4 d6 8. Nbd2 Nbd7 9. Ne1 Bxg2 10. Nxg2 c5
1967 CSR Ch – Round 1 – Stulik, Vlastimil – 1/2-1/2 – Kupka, Slavoj – G7 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 Be7 6. e4 d5 7. e5 Nfd7 8. d4 c5 9. c3 Nc6 10. Be3 a5
1967 Moscow – Round 1 – Bilek, Istvan – 0-1 – Tal, Mikhail – G137 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. Nbd2 Be7 7. e4 O-O 8. Qe2 c5 9. Re1 Nc6 10. c3 a5
1967 Sarajevo it – Round 15 – Stein, Leon Rico – 1-0 – Kozomara, Vlado – G25 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. Nbd2 c5 7. e4 Be7 8. e5 Nfd7 9. Re1 Nc6 10. Nf1 g5
1967 URS-ch35 – Round 1 – Karner, Herbert – 0-1 – Tal, Mikhail – G98 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. a4 b4 5. a5 a6 6. c3 e6 7. d4 c5 8. Nbd2 Be7 9. O-O O-O 10. Nc4 Nc6
1968 Alma Ata ch-URS – Round 18 – Averbakh, Yuri L – 1/2-1/2 – Nikitin, A. – G155 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. c4 b4 7. a3 a5 8. axb4 axb4 9. Rxa8 Bxa8 10. Ne5 Bd6
1968 Hungary – Round 1 – Vadasz, Laszlo – 0-1 – Ahmed Nagy, Shady – G158 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. a4 b4 7. a5 Na6 8. Nbd2 Be7 9. c4 O-O 10. cxd5 exd5
1969 DDR-BLR m – Round 4.3 – Liebert, Heinz – 1/2-1/2 – Veresov, Gavriil – G10 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O c5 5. d3 d6 6. Nbd2 Nbd7 7. e4 g6 8. c3 Bg7 9. Qe2 O-O 10. d4 cxd4
1969 Rubinstein Memorial – Round 10 – Szilagyi, Gyorgy Laszlo – 0-1 – Barczay, Laszlo – G41 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. e4 Be7 7. exd5 Nxd5 8. a4 b4 9. a5 O-O 10. Nbd2 c5
1969 WchT U26 fin-B 16th – Round 6.3 – Vadasz, Laszlo – 1-0 – Hernandez Onna, Roman – G37 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 Be7 6. c3 c5 7. a4 b4 8. a5 O-O 9. Nbd2 d5 10. cxb4 cxb4
1972 San Antonio – Round ? – Saidy, Anthony – 0-1 – Karpov, Anatoly – G135 1. Nf3 Nf6 2. g3 b5 3. Bg2 3. ... Bb7 4. O-O e6 5. d3 Be7 6. e4 d6 7. a4 a6 8. axb5 axb5 9. Rxa8 Bxa8 10. Na3 10. ... b4
1972 San Antonio – Round 1 – Saidy, Anthony – 0-1 – Karpov, Anatoly – G134 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 Be7 6. e4 d6 7. a4 a6 8. axb5 axb5 9. Rxa8 Bxa8 10. Na3 b4
1974 Manila – Round 1 – Kochyev, Alexander – 1/2-1/2 – Sunye Neto, Jaime – G148 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 Be7 6. Nbd2 O-O 7. c3 c5 8. a4 a6 9. Qb3 Nc6 10. e4 d5
1975 Portoroz/Ljubljana – Round 4 – Barle, Janez – 1/2-1/2 – Ljubojevic, Ljubomir – G116 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 c5 6. e4 d6 7. a4 a6 8. axb5 axb5 9. Rxa8 Bxa8 10. Na3 Qb6
3. Norway Blitz 2015 – Round 2.1 – Carlsen, Magnus – 0-1 – Vachier-Lagrave, Maxime – G6 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 c5 6. e4 d6 7. a4 b4 8. Nbd2 Be7 9. Nc4 O-O 10. Re1 Nbd7
41. Olympiad Open 2014 – Round 1.26 – Kulpruethanon, Thanadon – 0-1 – Zhigalko, Sergei – G42 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. Na3 a6 5. c4 b4 6. Nc2 e6 7. O-O c5 8. a3 bxa3 9. Rxa3 Be7 10. d3 O-O
43. Olympiad 2018 – Round 10.11 – Mchedlishvili, Mikheil – 1/2-1/2 – Adly, Ahmed – G634 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O c5 5. b3 g6 6. c4 bxc4 7. bxc4 Bg7 8. Bb2 O-O 9. d3 d6 10. Nbd2 Nbd7
77. Tata Steel GpA 2015 – Round 2.6 – Radjabov, Teimour – 1/2-1/2 – Ivanchuk, Vasyl – G9 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. b3 g6 5. c4 bxc4 6. bxc4 c5 7. Nc3 d6 8. Rb1 Bc6 9. d4 Bg7 10. d5 Bd7
Antalya TUR, World Teams Championship 2013 – Round 7.3 – Aronian, Levon – 1-0 – Ipatov, Alexander – G53 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 Be7 6. e4 d6 7. Nd4 a6 8. Nb3 c5 9. e5 Bxg2 10. exf6 Bxf1
Bugojno 1978 – Round 11 – Vukic, Maroje – 1/2-1/2 – Karpov, Anatoly – G64 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 d6 6. e4 c5 7. a4 a6 8. axb5 axb5 9. Rxa8 Bxa8 10. Na3 Bc6
FIDE Grand Swiss 2025 – Round 8 – Murzin Volodar – 1/2-1/2 – Mendonca Leon Luke – G431 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 c5 6. e4 d6 7. c3 Be7 8. a4 b4 9. cxb4 cxb4 10. Re1 O-O
FIDE-Wch k.o. 1997 – Round 1.4 – Gulko, Boris – 1/2-1/2 – Aleksandrov, Aleksej – G44 1. g3 Nf6 2. Nf3 b5 3. Bg2 Bb7 4. O-O e6 5. b3 Be7 6. c4 bxc4 7. bxc4 c5 8. Nc3 O-O 9. Rb1 Bc6 10. d3 d6
Interpolis 1979 – Round 10 – Smyslov, Vassily – 1-0 – Larsen, Bent – G39 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. c4 dxc4 7. dxc4 Qxd1 8. Rxd1 b4 9. Bf4 c5 10. Ne5 Bxg2
Madrid 1973 – Round 7 – Portisch, Lajos – 1-0 – Panno, Oscar – G15 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 Be7 6. e4 d6 7. Nbd2 O-O 8. Ne1 c5 9. e5 Bxg2 10. exf6 Bxf1
Milaan 1975 – Round 4 – Mariotti, Sergio – 0-1 – Ljubojevic, Ljubomir – G16 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. b3 c5 6. c4 bxc4 7. bxc4 Be7 8. Nc3 Nc6 9. Rb1 Rb8 10. d3 O-O
Olympiad 2002 – Round 12 – Kengis, Edvins – 1/2-1/2 – Aleksandrov, Aleksej – G433 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. d3 e6 5. e4 d6 6. a4 b4 7. O-O Be7 8. Nbd2 O-O 9. Nc4 c5 10. e5 dxe5
Roquebrune rapid 1992 – Round 6 – Anand, Viswanathan – 1/2-1/2 – Korchnoi, Viktor – G22 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 d6 6. c4 bxc4 7. dxc4 Be7 8. Nc3 O-O 9. Re1 c5 10. b3 Nc6
SportAccord Basque Men 2013 – Round 4.1 – Vachier-Lagrave, Maxime – 1/2-1/2 – Leko, Peter – G55 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. d3 e6 5. O-O c5 6. e4 d6 7. Re1 Be7 8. c3 O-O 9. a4 b4 10. cxb4 cxb4
SportAccord Blitz Men 2013 – Round 23.7 – Grischuk, Alexander – 1-0 – Leko, Peter – G180 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 c5 6. e4 d6 7. Nc3 b4 8. Ne2 Nbd7 9. Ng5 Qc7 10. f4 Be7
Vugar Gashimov Mem 2015 – Round 5.3 – Carlsen, Magnus – 1-0 – Vachier-Lagrave, Maxime – G22 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. Na3 a6 5. c4 b4 6. Nc2 e6 7. d4 a5 8. O-O Be7 9. d5 Na6 10. Nfd4 Nc5
World Blitz 2015 – Round 15.56 – Maze, Sebastien – 1/2-1/2 – Lenic, Luka – G958 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 c5 6. e4 d6 7. Qe2 Nbd7 8. c3 Be7 9. Nbd2 O-O 10. Rd1 a6
World Blitz 2015 – Round 18.20 – Harikrishna, Pentala – 1-0 – Morozevich, Alexander – G1107 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. b3 g6 5. Bb2 Bg7 6. O-O O-O 7. Na3 b4 8. Nc4 c5 9. a3 d5 10. Nce5 a5
World Blitz 2015 – Round 19.61 – Hausrath, Daniel – 1-0 – Fedorchuk, Sergey A. – G1213 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 c5 6. e4 d6 7. a4 a6 8. Re1 Nbd7 9. Nbd2 Be7 10. Nf1 O-O
World Blitz 2017 – Round 12.19 – Cheparinov, Ivan – 0-1 – Fedoseev, Vladimir – G612 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. b3 c5 6. c4 a6 7. Na3 Qb6 8. Bb2 Be7 9. e3 d5 10. cxd5 Bxd5
World Blitz 2017 – Round 14.45 – Meier, Georg – 0-1 – Fedorchuk, Sergey A. – G749 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O c5 5. Na3 Qb6 6. d4 e6 7. c4 b4 8. Nc2 Be7 9. a3 Na6 10. Be3 O-O
World Blitz 2017 – Round 18.18 – Adly, Ahmed – 1-0 – Esipenko, Andrey – G925 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. Nbd2 Nbd7 7. e4 dxe4 8. dxe4 e5 9. Qe2 a6 10. a4 c6
World Blitz 2017 – Round 4.24 – Movsesian, Sergei – 0-1 – Esipenko, Andrey – G189 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 Be7 6. e4 O-O 7. Re1 d5 8. e5 Nfd7 9. Nbd2 c5 10. Nf1 Nc6
World Blitz 2018 – Round 13.8 – Grischuk, Alexander – 0-1 – Maghsoodloo, Parham – G806 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 Be7 6. e4 d6 7. Nfd2 e5 8. a4 a6 9. Nc3 c6 10. f4 Nbd7
World Blitz 2021 – Round 16.16 – Petrosian, Tigran L. – 1-0 – Korobov, Anton – G926 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. d3 e6 5. e4 Be7 6. e5 Nd5 7. c4 bxc4 8. dxc4 Nb6 9. Qc2 c5 10. O-O Nc6
World Blitz 2021 – Round 2.2 – Demidov, Mikhail – 1-0 – Duda, Jacob – G79 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. d3 d5 5. O-O e6 6. c4 c6 7. Qc2 Be7 8. b3 O-O 9. Bb2 a6 10. Nbd2 c5
World Blitz 2023 – Round 9.24 – Daneshvar, Bardiya – 1/2-1/2 – Keymer, Vincent – G523 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O e6 5. d3 c5 6. e4 Be7 7. e5 Nd5 8. c4 Nc7 9. Qe2 d6 10. exd6 Bxd6
Zurich Korchnoi CC Blitz 2017 – Round 2.2 – Nakamura, Hikaru – 1-0 – Oparin, Grigoriy – G6 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. Na3 a6 5. c4 b4 6. Nc2 e6 7. O-O Be7 8. d4 Be4 9. a3 bxa3 10. b3 O-O

A05m — KIA Spassky

1.Nf3 Nf6 2.g3 b5 3.Bg2

Eval: [+0.28]

Les coups candidats

3…Bb7 — 98.6% (4425 parties)

Ambassadeurs : Seeman, Tarvo (22x), Palladino, Mario (18x), Romanishin, Oleg M (18x), Hauser, Jack (17x), Glauser, Paul (16x), Gutman, Lev (14x), Arkell, Keith C (14x), Kratochvíl, Jan (13x)

3…d5 — 0.9% (39 parties)

Ambassadeurs : Zhao, Xue (8x), Romanishin, Oleg M (3x), Kurajica, Bojan (3x), Thieme, Hans (2x), Kassis, Antoine (2x), Tan, Zhongyi (2x), Tratar, Marko (2x), Valkesalmi, Kimmo (1x)

3…e6 — 0.3% (14 parties)

Ambassadeurs : Aymard, Michel (3x), Szymczak, Zbigniew (1x), Prandstetter, Eduard (1x), Csom, Etelka (1x), Romanishin, Oleg M (1x), Cobb, Jeffrey (1x), Vidanovic, Djordje (1x), Hickl, Joerg (1x)

3…... — 0.1% (3 parties)

Ambassadeurs : Spivack, Simon S Y (1x), Ashby Prajeesh (1x), Dr. Anthony Saidy (1x), Karpov, Anatoly (1x), Trost, Edvin (1x), Sai Agni Jeevitesh, J (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	3…Bb7	3…d5	3…e6	3…...
<1800	72	94%	1%	4%	—
1800-2200	1246	99%	1%	0%	—
2200-2600	2642	99%	1%	0%	0%
2600+	96	99%	—	1%	—

Évolution par décennie (% des parties)

Décennie	N parties	3…Bb7	3…d5	3…e6	3…...
1930s	1	100%	—	—	—
1940s	2	100%	—	—	—
1950s	11	100%	—	—	—
1960s	51	100%	—	—	—
1970s	179	96%	2%	1%	1%
1980s	255	99%	0%	—	0%
1990s	626	99%	1%	0%	—
2000s	902	99%	1%	0%	—
2010s	1746	98%	1%	0%	—
2020s	715	99%	0%	1%	0%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
3…Bb7	98%	99%	▲ +0.7%
3…d5	1%	0%	▼ -1.0%
3…e6	0%	1%	+0.3%
3…...	0%	0%	+0.1%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 4 parties
Gukesh D — 4 parties
Karpov, Anatoly — 3 parties
Tal, Mikhail — 2 parties
Carlsen, Magnus — 2 parties
Euwe, Max — 1 partie
Karpov, Aleksandr — 1 partie
Anand, Viswanathan — 1 partie
Ju, Wenjun — 1 partie
Hou, Yifan — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

3…Bb7 — 98.6% (4425 parties)

1931 — Santasiere, Anthony vs Steiner, Herman — 1-0 — New York, NY USA
1946 — Barcza, Gedeon vs Füster, Géza — 1-0 — Budapest HUN
1948 — Lokvenc, Josef vs Abrahams, Gerald — 1-0 — Bad Gastein
1950 — Euwe, Max vs Gudmundsson, Gardar Vidir — 1/2-1/2 — Amsterdam NED
1954 — Gufeld, Eduard vs Matskevich, Avshalom — 0-1 — Kiev UKR

3…d5 — 0.9% (39 parties)

1972 — Syre, Christian vs Romanishin, Oleg M — 0-1 — Zinnowitz GER
1973 — Keene, Raymond D vs Romanishin, Oleg M — 1/2-1/2 — Amsterdam NED
1975 — Vukic, Milan vs Romanishin, Oleg M — 1/2-1/2 — Odessa UKR
1989 — Valkesalmi, Kimmo vs Pyhala, Antti — 1-0 — Helsinki FIN
1992 — Schmied, Andreas vs Gantner, Ralf — 1/2-1/2 — VLSBaden 9192

3…e6 — 0.3% (14 parties)

1976 — Csom, Etelka vs Romanishin, Oleg M — 1/2-1/2 — Erevan ARM
1979 — Szymczak, Zbigniew vs Prandstetter, Eduard — 1/2-1/2 — Naleczow
1998 — Cobb, Jeffrey vs Vidanovic, Djordje — 0-1 — IECG
2003 — Hickl, Joerg vs Aronian, Levon — 0-1 — Solingen GER
2008 — Kapsia, Vaclav vs Hosek, Martin — 1/2-1/2 — Havirov CZE

3…... — 0.1% (3 parties)

1972 — Dr. Anthony Saidy vs Karpov, Anatoly — 0-1 — 01, San Antonio
1981 — Spivack, Simon S Y vs Ashby Prajeesh — 0-1 — ?
2024 — Trost, Edvin vs Sai Agni Jeevitesh, J — 1/2-1/2 — ?

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