Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→e3, e3→d4	● a7→b6, c7→b6
Passés	—	—
Majorité	—	● aile dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● b5 (2v0), ● e5 (2v0)	● e4 (2v1), ● g4 (2v0)
Cases faibles	—	—
Centre	● d4 (3v0), ● e5 (2v0)	● d5 (2v1), ● e4 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● e

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 5)
Bg5	● Bg5 Actif (mob. 4)
Be7		● Be7 Actif (mob. 4)
Bc8		● Bc8 Non développé (mob. 7)
Paire de fous	● Oui	● Oui
Non développées	3 (● f1, ● a1, ● h1)	3 (● b8, ● c8, ● a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● e3-e4	—

D55e — QGD: 6.Nf3 b6 7.cxd5 exd5

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 b6 7.cxd5 exd5 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Bd3 (Fou actif (mobilité 11), Développer f1 — 63 % des parties) ; Be2 (Fou actif (mobilité 5), Développer f1 — 11 % des parties) ; Rc1 (Tour sur colonne semi-ouverte c — 10 % des parties) ; Qc2 (Prépare O-O-O — 8 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bb7 (Fianchetto, fou sur la grande diagonale — 61 % des parties) ; ...Be6 (Fou actif (mobilité 5), Développer c8 — 10 % des parties) ; ...h6 (Poser la question au Bg5 — 8 % des parties) ; ...Nbd7 (Développer b8 — 8 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1902 Berlin blindfold simul – Round 11 – Pillsbury, Harry – 0-1 – Minuth – G10 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Ne5 Ne4 10. Bxe7 Qxe7
1902 It (Men) Hanover GER – Round 8 – Pillsbury, Harry – 1-0 – Von Gottschall, Hermann – G23 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Ne5 Bb7 9. Bd3 Nbd7 10. f4 c5
1903 Monte Carlo – Round 23 – Pillsbury, Harry – 1/2-1/2 – Mason, James – G43 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Ne5 Nbd7 10. f4 Ne4
1904 London ENG – Round 17 – Napier, William – 1/2-1/2 – MUELLER, Ogbaviro – G27 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Ne5 Bb7 9. Bd3 Nbd7 10. f4 c5
1905 BCF Ch 2nd – Round 3 – Wahltuch, Victor Leonard – 1-0 – Michell, Reginald – G7 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Rc1 c5 10. O-O Nbd7
1905 It (Men) Barmen GER – Round 4 – Morrison, John – 1-0 – Nimzowitsch, Aron – G89 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Bd3 Nbd7 9. Ne5 Bb7 10. f4 Ne4
1909 It (Men) Stockholm SWE – Round 5 – Schelfhout, Willem – 1-0 – Johner, Paul – G10 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 b6 5. cxd5 exd5 6. Bg5 Be7 7. e3 O-O 8. Bd3 Bb7 9. Rc1 c5 10. O-O Nbd7
1912 It (Men) Bad Pistyan CZE – Round 16 – Salwe, Georg – 1-0 – Cohn, Erich – G67 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Qc2 Nbd7 10. Rd1 a6
1916 New York Rice prel – Round 9 – Hodges, Albert – 0-1 – Janowski, Dawid – G23 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O c5 10. Rc1 Ne4
1920 Amsterdam m1 – Round ? – Euwe, Max – 1/2-1/2 – Oskam, Gerard – G10 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Qa4 a6 10. Bd3 Nbd7
1920 Gothenburg-B – Round 15 – Sjoberg, Victor – 1-0 – John, Walter – G91 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Qc2 Nbd7 10. O-O h6
1922 Bad Pistyan Breyer Memorial-A – Round 1 – Selezniev, Alexey – 1/2-1/2 – Johner, Paul – G1 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Nbd7 9. O-O Bb7 10. Rc1 c5
1922 Teplitz-Schoenau – Round 2 – Tarrasch, Siegbert – 1/2-1/2 – Johner, Paul – G13 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Bd3 Nbd7 9. O-O Bb7 10. Qe2 c5
1927 DSB-25.Kongress – Round 3 – Von Holzhausen, Walther – 1-0 – Leonhardt, Paul – G10 1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 Be7 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Rc1 Be6 9. Bd3 c5 10. Ne5 Nfd7
1929 Barcelona Barcelona ESP – Round 2 – Marin y Llovet, Valentin – 1/2-1/2 – Yates, Frederic D – G4 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Bxf6 Bxf6 10. h4 g6
1929 Hastings Premier /30 10th – Round 5 – Menchik, Vera – 1-0 – Yates, Fred Dewhirst – G10 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O Nbd7 10. Rc1 c5
1930 Ebensee – Round 5 – Kmoch, Hans – 1-0 – David Kramer, Eugene Jhon – G11 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 b6 6. cxd5 exd5 7. Nf3 O-O 8. Ne5 Bb7 9. Bd3 Ne4 10. Bxe7 Qxe7
1932 Nt Hamburg-Altona GER – Round 1 – Heinicke, Herbert – 1-0 – Brinckmann, Alfred – G2 1. Nf3 d5 2. c4 e6 3. d4 Nf6 4. Bg5 Be7 5. Nc3 O-O 6. e3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O Nbd7 10. Rc1 c5
1933 Folkestone Olympiad V – Round 6.21 – Flohr, Salo – 1-0 – Rosselli del Turco, Stefano – G16 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Bg5 Be7 5. Nf3 O-O 6. e3 b6 7. cxd5 exd5 8. Bd3 Be6 9. Qc2 h6 10. Bh4 c5
1934 GER Ch 2nd – Round 6 – Lange, Wilfried – 1-0 – Roedl, Ludwig – G14 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Bg5 Be7 5. e3 O-O 6. Nc3 b6 7. cxd5 exd5 8. Bd3 Be6 9. Ne5 c5 10. O-O c4
1936 Nottingham – Round 1 – Euwe, Max – 1-0 – Taylor Tim – G16 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bb5 c5 9. dxc5 bxc5 10. O-O Bb7
1939 Leningrad/Moscow – Round 15 – Keres, Paul – 1-0 – Smyslov, Vladimir – G112 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Qc2 Nbd7 10. O-O h6
1940 Moskou ch-URS – Round 1 – Kotov Lundqvist, Alex – 1-0 – Gerstenfeld, Eduard – G8 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Qc2 h6 10. h4 c5
1940 Moskou ch-URS – Round 1 – Makogonov, Vladimir – 1-0 – Gerstenfeld, Eduard – G9 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Be2 Nbd7 10. O-O c6
1943 UJCS-17.Kongress – Round 10 – Sajtar, Jaroslav – 1/2-1/2 – Opocensky, Karel – G50 1. Nf3 e6 2. c4 Nf6 3. Nc3 d5 4. d4 Be7 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Ne5 Bb7 9. Bb5 a6 10. Be2 Ne4
1945 Mar del Plata – Round 1 – Luckis, Marcos – 1-0 – Maderna, Carlos – G4 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Bd3 Be6 9. Rc1 Nbd7 10. O-O c5
1945 URS-sf – Round 8 – Baturinsky, Victor – 0-1 – Verlinsky, Boris – G32 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Qc2 h6 10. Bf4 c5
1946 JUG Ch – Round 16 – Markovic, Miroslav – 1/2-1/2 – Puc, Stojan – G46 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Be7 5. Nc3 d5 6. Bg5 O-O 7. e3 b6 8. cxd5 exd5 9. Bd3 Bb7 10. O-O c5
1948 Bad Gastein – Round 15 – Kottnauer, Cenek – 1/2-1/2 – Danielsson, Gosta – G108 1. c4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Rc1 Be6 9. Bd3 Nbd7 10. Qc2 h6
1950 Hastings5051 – Round 3 – Aabel Thomas Eapen – 1-0 – Phillips Andrea – G14 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Bg5 Be7 5. e3 O-O 6. Nc3 b6 7. cxd5 exd5 8. Bd3 Nbd7 9. O-O Bb7 10. Rc1 c5
1951 Match FRG-YUG – Round 1 – Pirc, Vasja – 1-0 – Pfeiffer, Gerhard – G4 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O Nbd7 10. Rc1 c5
1952 Ontario Ch – Round 6 – Sarosy, Zoltan L – 0-1 – Suk, Ivan – G11 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O Nbd7 10. Rc1 c5
1957 FRG Ch – Round 1 – Rellstab, Ludwig Sr – 1/2-1/2 – Wolk, Sigmund – G2 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Be2 Be6 9. O-O Nbd7 10. Ne5 Nxe5
1958 Munich ol (Men) qual-C – Round 6 – Sliwa, Bogdan – 1-0 – Cardoso, Radolfo Tan – G10 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 b6 6. cxd5 exd5 7. e3 O-O 8. Bd3 Bb7 9. Qc2 Nbd7 10. g4 Ne4
1959 Alekhine Memorial – Round 6 – Bronstein, David I – 1/2-1/2 – Simagin, Vladimir – G31 1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Be2 Nbd7 10. O-O Ne4
1959 DEN Ch – Round 2 – Hamann, Svend – 0-1 – Pedersen, Eigil – G8 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Qc2 Bb7 9. Bd3 Nbd7 10. O-O h6
1959 Riga – Round ? – Teschner, Rudolf – 0-1 – Spassky, Boris V. – G79 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Nc3 Be7 6. Bg5 O-O 7. e3 b6 8. Bd3 Bb7 9. Bxf6 Bxf6 10. h4 c5
1959 Riga – Round ? – Teschner, Rudolf – 1-0 – Spassky, Boris V. – G80 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Nc3 Be7 6. Bg5 O-O 7. e3 b6 8. Bd3 Bb7 9. Bxf6 Bxf6 10. h4 c5
1959 Riga – Round ? – Tolush, Alexander V – 1-0 – Pietzsch, Wolfgang – G78 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 d5 5. cxd5 exd5 6. Bg5 Be7 7. e3 O-O 8. Ne5 c6 9. Bd3 Nfd7 10. Bxe7 Qxe7
1959 Riga – Round 1 – Teschner, Rudolf – 0-1 – Spassky, B. – G23 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Nc3 Be7 6. Bg5 O-O 7. e3 b6 8. Bd3 Bb7 9. Bxf6 Bxf6 10. h4 c5
1960 UKR Ch sf – Round 7 – Nikolaevsky, Yuri V – 1/2-1/2 – Lazarev, Efim M. – G41 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Qc2 Nbd7 10. O-O h6
1961 Belgrade-Sofia m – Round 2 – Sokolov, Vladimir – 1/2-1/2 – Radulov, Ivan – G8 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3 c5 9. Ne5 Bb7 10. O-O Nc6
1961 Moscow RUS – Round 1 – Geller, Efim P – 1-0 – Simagin, Vladimir – G2 1. c4 e6 2. Nc3 Nf6 3. Nf3 d5 4. d4 Be7 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O Nbd7 10. Qe2 c5
1961 WchT U26 08th – Round 9.1 – Lombardy, William J – 1/2-1/2 – Radulov, Ivan – G80 1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. Nf3 Be7 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Rc1 c5 9. Bd3 Nc6 10. dxc5 bxc5
1962 Bucharest – Round 4 – Drozd, Ryszard – 1/2-1/2 – Mititelu, Gheorghe – G20 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Bd3 Be6 9. O-O c5 10. Rc1 Nbd7
1962 Poznan ch POL – Round 8 – Sliwa, Bogdan – 1-0 – Cylwik, Zbigniew – G45 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 O-O 7. e3 b6 8. Rc1 Be6 9. Bd3 c5 10. O-O Nbd7
1963 Asztalos Memorial 6th – Round 7 – Filip, Miroslav – 0-1 – Dely, Peter – G20 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Be7 5. cxd5 exd5 6. Bg5 O-O 7. e3 b6 8. Ne5 Bb7 9. Be2 Nbd7 10. Bf4 Ne4
1964 CSR Ch – Round 6 – Hýbl, Jaroslav – 1/2-1/2 – Marsalek, Josef – G40 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Be2 Bb7 9. O-O Ne4 10. Bxe7 Qxe7
1965 Tbilisi – Round 1 – Lilienthal, Andor – 1/2-1/2 – Radulov, Dmitrii – G26 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Qc2 c5 9. Bd3 h6 10. Bxf6 Bxf6
1966 Student Olympiad fA – Round 10 – Rajkovic, Dusan – 0-1 – Radulov, Ivan – G14 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 O-O 6. e3 b6 7. cxd5 exd5 8. Bd3 Be6 9. Rc1 c5 10. O-O Nc6
1966 Zinnowitz – Round 4 – Malich, Burkhard, Dr. – 1/2-1/2 – Zinn, Lothar – G6 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 b6 5. Bg5 Be7 6. cxd5 exd5 7. e3 O-O 8. Be2 h6 9. Bh4 Be6 10. O-O c5
1967 Sofia – Round 1 – Platonov, Igor – 1-0 – Radulov, Ivan – G3 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Bd3 Be6 9. Rc1 c5 10. dxc5 bxc5
1969 Capablanca Memorial – Round 3 – Jimenez Zerquera, Eleazar – 1/2-1/2 – Radulov, Ivan – G21 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 O-O 6. e3 b6 7. cxd5 exd5 8. Rc1 Bb7 9. Bd3 Nbd7 10. O-O c5
1972 Skopje ol (Men) fin-A – Round 11 – Gligoric, Svetozar – 1/2-1/2 – Petrosian, Tigran V. – G111 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 O-O 6. e3 b6 7. cxd5 exd5 8. Rc1 Be6 9. Ne5 Nfd7 10. Bxe7 Qxe7
World Blitz 2018 – Round 3.66 – Yakubboev, Nodirbek – 0-1 – Popov, Ivan – G190 1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. e3 Be7 5. c4 O-O 6. Nc3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. Ne5 c5 10. O-O Nc6

D55e —

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 b6 7.cxd5 exd5

Les coups candidats

8.Bd3 — 62.8% (905 parties)

Ambassadeurs : Radulov, Ivan (7x), Meijers, Viesturs (5x), Dumitrache, Dragos-Nicolae (4x), Buechle, Manfred (4x), Teschner, Rudolf (3x), Spassky, Boris V. (3x), Porat, David (3x), Tal, Mikhail (2x)

8.Be2 — 11.0% (159 parties)

Ambassadeurs : Meinhardt, Alfred (2x), Hýbl, Jaroslav (1x), Afizov, Marsel (1x), Rellstab, Ludwig (1x), Wolk, Sigmund (1x), Malich, Burkhard, Dr. (1x), Zinn, Lothar (1x), Demers, Chris (1x)

8.Rc1 — 10.2% (147 parties)

Ambassadeurs : Radulov, Ivan (5x), Teuchert, Bernd (2x), Qendro, Llambi (2x), Everet, Alexandro (2x), Jimenez Zerquera, Eleazar (1x), Lombardy, William J (1x), Zhidkov, Valery S (1x), Minev, Nikolay N (1x)

8.Qc2 — 8.3% (119 parties)

Ambassadeurs : Christiansen, Larry (2x), Petrosian, Tigran V. (2x), Lilienthal, Andor (1x), Radulov, Ivan (1x), Canton, B (1x), Ribeiro, Joao (1x), Hamann, Svend (1x), Pedersen, Eigil (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.Bd3	8.Be2	8.Rc1	8.Qc2
<1800	164	63%	12%	8%	9%
1800-2200	777	62%	12%	9%	8%
2200-2600	241	63%	11%	12%	9%
2600+	1	—	—	100%	—

Évolution par décennie (% des parties)

Décennie	N parties	8.Bd3	8.Be2	8.Rc1	8.Qc2
1950s	18	72%	6%	6%	11%
1960s	26	50%	8%	27%	4%
1970s	21	62%	14%	10%	10%
1980s	55	69%	11%	9%	5%
1990s	289	60%	13%	15%	5%
2000s	444	63%	9%	10%	9%
2010s	467	61%	12%	9%	10%
2020s	120	73%	13%	3%	7%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.Bd3	61%	73%	▲ +12.1%
8.Be2	12%	13%	▲ +1.8%
8.Rc1	9%	3%	▼ -5.2%
8.Qc2	10%	7%	▼ -3.8%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 2 parties
Karpov, Anatoly — 1 partie
Botvinnik, Mikhail — 1 partie

Parties historiques

8.Bd3 — 62.8% (905 parties)

1950 — Aabel Thomas Eapen vs Phillips Andrea — 1-0 — Hastings ENG
1951 — Pirc, Vasja vs Pfeiffer, Gerhard — 1-0 — Match FRG-YUG
1952 — Book, Eero vs Carlsson, Henrik 2002 — 1-0 — Goteborg SWE
1952 — Sarosy, Zoltan L vs Suk, Ivan — 0-1 — Toronto CAN
1953 — Tal, Mikhail vs Maslov, Yevgenij — 1-0 — ?

8.Be2 — 11.0% (159 parties)

1957 — Rellstab, Ludwig vs Wolk, Sigmund — 1/2-1/2 — Bad Neuenahr GER
1964 — Hýbl, Jaroslav vs Afizov, Marsel — 1/2-1/2 — Brno CZE
1966 — Malich, Burkhard, Dr. vs Zinn, Lothar — 1/2-1/2 — Zinnowitz GER
1970 — Banda Lumbani Benedicto vs Thorsteins, Karl — 0-1 — Reykjavik ISL
1971 — Lombard, Andre vs Kovacs, Laszlo — 1/2-1/2 — Reggio Emilia ITA

8.Rc1 — 10.2% (147 parties)

1959 — Bronstein, David I vs Simagin, Vladimir — 1/2-1/2 — Moscow RUS
1961 — Lombardy, William J vs Radulov, Ivan — 1/2-1/2 — Helsinki FIN
1961 — Minev, Nikolay N vs Radulov, Ivan — 1-0 — Sofia BUL
1961 — Neikirkh, Oleg vs Radulov, Ivan — 0-1 — Sofia BUL
1962 — Sliwa, Bogdan vs Cylwik, Zbigniew — 1-0 — Poznan ch POL

8.Qc2 — 8.3% (119 parties)

1958 — Canton, B vs Ribeiro, Joao — 1/2-1/2 — Munich GER
1959 — Hamann, Svend vs Pedersen, Eigil — 0-1 — Aarhus DEN
1965 — Lilienthal, Andor vs Radulov, Ivan — 1/2-1/2 — Tbilisi GEO
1979 — Christiansen, Larry vs Petrosian, Tigran V. — 1/2-1/2 — Tallinn EST
1979 — Christiansen, Larry vs Petrosian, Tigran V. — 1/2-1/2 — Tallinn EST

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