B73e — Sicilian: Dragon, Classical, Richter Variation

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Qd2 * ● 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 une majorité de pions à l'aile_dame (3 contre 2), les cases fortes d4, b5 et d5, un fou actif en e2, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Les fous enfermés en g7 et c8.

Plans. Tour sur colonne d.

♚ 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'centre (2 contre 1), les cases fortes g4 et e5, un avant-poste en e5, la paire de fous et la colonne semi-ouverte c.

En contrepartie. Plusieurs pièces dorment encore (le fou c8 et la tour a8).

Plans. ...Bf5 (Développer Bc8) ; ...d5 (Rupture) ; ...e6 (Rupture) ; ...e5 (Rupture) ; Tour sur colonne c.

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	● aile_dame 3v2	● centre 2v1

Cases

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

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Be2	● Be2 Actif (mob. 8)
Be3	● Be3 Ok (mob. 3)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	1 (a1)	2 (c8, a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● e4-e5, ● f2-f3	● …d6-d5, ● …e7-e6, ● …e7-e5

Partie
? 2000 – Round ? – Perez Garcia, Rodney Oscar – 0-1 – Tregubov, Pavel V. – G70 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. O-O Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
18. Amber Rapid 2009 – Round 1 – Kamsky, Gata – 1-0 – Carlsen, Magnus – G2 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Nxd4 10. Bxd4 Bd7
1905 It (Men) Barmen GER – Round 10 – Kopa, Ignacy – 1/2-1/2 – Marchand, Max – G105 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Be2 Nf6 8. Qd2 O-O 9. O-O Ng4 10. Bxg4 Bxg4
1927 London Olympiad 1st – Round 4.32 – Naegeli, Oskar – 0-1 – Gilg, Karl – G35 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1928 Mar del Plata – Round 13 – Maderna, Carlos – 1-0 – Vianna Neto, Levy Freire – G47 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 Re8 10. Rad1 Ng4
1929 Barcelona – Round 12 – Ayllon Soler, Pablo – 1/2-1/2 – Golmayo Torriente, Manuel – G23 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1931 Bled – Round 1 – Asztalos, Lajos – 1/2-1/2 – Tartakower, Savielly – G87 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Bd7 10. Nxc6 bxc6
1931 Bled – Round 1 – Nimzowitsch, Aron – 1/2-1/2 – Tartakower, Savielly – G86 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Bd7 10. Rad1 a6
1933 Folkestone Olympiad 5th – Round 4.3 – MacIsaac Dugald M – 0-1 – Winter, William – G39 1. e4 c5 2. Nf3 Nf6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Ng4 10. Nxc6 bxc6
1933 GER Ch 1st – Round 13 – Leonhardt, Paul – 0-1 – Richter, Kurt P – G43 1. e4 c5 2. Nf3 Nc6 3. Be2 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 g6 7. Be3 Bg7 8. Qd2 O-O 9. O-O Ng4 10. Bxg4 Bxg4
1934 Leningrad ch-URS – Round 1 – Ilyin Zhenevsky, Alexander – 1-0 – Kan, Ilya A – G106 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 d5 10. exd5 Nxd5
1935 Vienna – Round 11 – De Wolf, Bernard – 0-1 – Spielmann, Rudolf – G56 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1936 Budapest – Round 4 – Kluger, Gyula – 1/2-1/2 – May, Dezso – G17 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 d5 10. Nxc6 bxc6
1937 Bad Saarow – Round 3 – Czaya, Richard – 1/2-1/2 – Bogoljubow, Efim – G8 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Bd7 10. f4 Rc8
1937 GER Ch 4th – Round 10 – Michel, Paul – 0-1 – Engels, Ludwig – G12 1. e4 c5 2. Nf3 d6 3. Be2 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1937 Stockholm SWE – Round 1 – Riello, Michele – 0-1 – Foltys, Jan – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 Re8 10. Rad1 Ng4
1938 Argentina – Round 5 – Bolbochan, J. – 1-0 – Lalich, V. – G24 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Bd7 10. f4 Qa5
1938 Bad Elster – Round 5 – Engels, Ludwig – 1-0 – Gilg, Karl – G21 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1938 Bad Harzburg – Round 4 – Richter, Kurt – 1/2-1/2 – Petrov, Vladimir S. – G10 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1938 Bad Oeynhausen – Round 3 – Richter, Kurt P – 1/2-1/2 – Engels, Ludwig – G30 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. Qd2 O-O 9. O-O Ng4 10. Bxg4 Bxg4
1938 GBR Ch 31st – Round 8 – Sergeant, Edward – 1-0 – Parr, Frank – G22 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Nxc6 bxc6
1938 Hastings3839 – Round 1 – Tylor, Theodore Henry – 1/2-1/2 – Landau, Salo – G3 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 d5 10. exd5 Nxd5
1938 Hastings3839 – Round 2 – Sergeant, Edward – 0-1 – Landau, Salo – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Ng4 10. Nxc6 bxc6
1938 Trade Unions – Round 8 – Shamaev, Leonid – 1/2-1/2 – Rovner, Dmitry – G66 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 d5 10. exd5 Nxd5
1939 Bad Oeynhausen ch-GER – Round 13 – Keller Peraza, Ruben Dario – 0-1 – Gilg, Karl – G90 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1939 Bad Oeynhausen ch-GER – Round 2 – Ernst, Wilhelm – 0-1 – Gilg, Karl – G23 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1939 Buenos Aires ol prel-B – Round 7 – Michel, Pascal – 1-0 – Apscheneek, Fricis – G34 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1941 GER Ch 8th – Round 6 – Ernst, Wilhelm – 1-0 – Brunoehler, Max – G14 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1941 GER Ch 8th – Round 7 – Richter, Kurt – 1/2-1/2 – Rellstab, Ludwig – G15 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Nc6 7. Be3 Bg7 8. Qd2 O-O 9. O-O d5 10. Nxc6 bxc6
1941 Mar del Plata – Round 1 – Engels, Ludwig – 1-0 – Vinuesa, Juan – G15 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 d5 10. exd5 Nxd5
1941 Mar del Plata – Round 17 – Bolbochan, J. – 1/2-1/2 – Eliskases, Erich – G133 1. e4 c5 2. Ne2 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1941 Mar del Plata – Round 4 – Engels, Ludwig – 1-0 – Iliesco, Juan – G43 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1942 Duras 60 Memorial – Round 11 – Foltys, Jan – 1/2-1/2 – Podgorny, Jiri – G50 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1942 GER Ch 09th – Round 2 – Niephaus, Walter – 1/2-1/2 – Mueller, Hans – G3 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 d5 10. exd5 Nxd5
1943 Mar del Plata – Round 8 – Pilnik, Herman – 0-1 – Iliesco, Juan – G57 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 d5 10. exd5 Nxd5
1943 Mar del Plata – Round 9 – Liebstein, Arturo – 1-0 – Bolbochan, J. – G65 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Bd7 10. Rad1 Rc8
1943 Prague – Round 12 – Foltys, Jan – 1-0 – Prucha, Karel – G101 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1945 AUS Ch – Round 6.2 – Klass Harry – 1-0 – Wade, Robert G – G6 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 d5 10. exd5 Nxd5
1945 Mar del Plata it-8 – Round 9 – Rossetto, Hector – 1/2-1/2 – Iliesco, Juan – G17 1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Be2 Nf6 8. Qd2 O-O 9. O-O d5 10. exd5 Nxd5
1945 Novi Sad – Round 3 – Kostic, Boris – 1/2-1/2 – Poljakov, Aleksandr – G61 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 Bd7 10. Nb3 a6
1945 Pan American – Round 1 – Broderman, Jose – 0-1 – Seidman, Herbert – G32 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1945 Vina del Mar – Round 7 – Letelier Martner, Rene – 1-0 – Ader Hausman, Walter – G25 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1946 Augsburg – Round 1 – Unzicker, Ferdinand, Dr. – 1-0 – Arlauskas, Romanas – G3 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 d5 10. exd5 Nxd5
1946 Augsburg – Round 1 – Unzicker, Ferdinand, Dr. – 1-0 – Creuset Schmitt, Mayron – G4 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1946 Groningen – Round 9 – Bernstein, Olivia – 0-1 – Botvinnik, Mikhail – G42 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1946 Londen I – Round 3 – Broadbent, Reginald – 1-0 – Friedmann, O. – G13 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 g6 6. Be2 Bg7 7. Be3 Nc6 8. Qd2 O-O 9. O-O d5 10. exd5 Nxd5
1946 Londen II – Round 10 – Euwe, Max – 1-0 – Denker, Arnold S – G27 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1946 Mar del Plata – Round 19 – Michel, Pascal – 0-1 – Hounie Fleurquin, Carlos – G165 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 d5 10. exd5 Nb4
1946 Nt Augsburg GER – Round 10 – Unzicker, Wolfgang – 1-0 – Arlauskas, Romanas – G18 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 d5 10. exd5 Nxd5
1946 Nt Augsburg GER – Round 2 – Unzicker, Wolfgang – 1-0 – Creuset Schmitt, Mayron – G4 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1946 Nt Regensburg GER – Round 1 – Unzicker, Ferdinand, Dr. – 1-0 – De Meyer, Alexander – G3 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 d5 10. exd5 Nxd5
1946 Ostrawa ch CZE – Round 5 – Foltys, Jan – 1-0 – Sajtar, Jaroslav – G9 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1946 POL Ch – Round 1 – Sojka, Emil – 0-1 – Plater, Kazimierz – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1946 POL Ch – Round 12 – Roszkowski, Jozef – 0-1 – Plater, Kazimierz – G70 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Qd2 Ng4 10. Nxc6 bxc6
1946 Staunton Memorial – Round 4 – Smyslov, Vladimir – 1/2-1/2 – Denker, Arnold S – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. Qd2 O-O 9. O-O d5 10. exd5 Nxd5
1946 Staunton, Groningen NED – Round 7 – Bernstein, Olivia – 1/2-1/2 – Smyslov, Vladimir – G24 1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1946 Treybal Memorial – Round 13 – Foltys, Jan – 1-0 – Sajtar, Jaroslav – G71 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1947 GBR Ch 34. Premier – Round 1 – Sergeant, Edward – 1-0 – Bruce, Ronald MacKay – G2 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Re8 10. Rad1 a6
1947 Nt – Round 3 – Rautenberg, Wilhelm – 1-0 – Ernst, Wilhelm – G9 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 d5 10. exd5 Nxd5
1947 Nt – Round 7 – Rautenberg, Wilhelm – 0-1 – Kuppe, Wilhelm – G11 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Nxd4 10. Bxd4 Be6
1947 Nt Lueneburg GER – Round 1 – Ahues, Carl – 1-0 – Menke, Gerhard – G1 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1947 Nt Lueneburg GER – Round 14 – Roedl, Ludwig – 1/2-1/2 – Herrmann, Hans, Dr. – G34 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O 7. ... Nc6 8. Be3 O-O 9. Qd2 d5 10. exd5 Nxd5
1947 URS Ch, semi final – Round 1 – Kirillov, Vladimir – 1/2-1/2 – Goldberg, Grigory A – G11 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Qd2 d5 10. exd5 Nxd5
1947 Warsaw – Round 1 – Pachman, Ludek – 1/2-1/2 – Plater, Kazimierz – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Qd2 d5 10. Nxc6 bxc6
1948 Budapest – Round 10 – Foltys, Jan – 1-0 – Wood, Baruch – G56 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1948 CSR Ch – Round 4 – Podgorny, Jiri – 1-0 – Olexa, Vilem – G2 1. e4 c5 2. Ne2 g6 3. d4 Bg7 4. Nbc3 cxd4 5. Nxd4 Nc6 6. Be3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1948 JUG Ch – Round 11 – Kulzinski, Nikolaj – 1/2-1/2 – Trifunovic, Petar – G51 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1948 Mar del Plata – Round 6 – Michel, Pascal – 1/2-1/2 – Denker, Arnold S – G53 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1948 Moskou ch-URS – Round 16 – Taimanov, Mark E – 1/2-1/2 – Ilivitsky, Georgy A – G137 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1949 Budapest-Moscow – Round 3 – Florian, Tibor – 1/2-1/2 – Averbakh, Yuri L – G20 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 d5 10. Nxc6 bxc6
1949 CZE-AUT Prague CZE – Round 1 – Sefc, Jan – 0-1 – Polzer, Hans – G7 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1949 GBR Ch 36th – Round 4.2 – Sergeant, Edward – 1/2-1/2 – Aitken, James – G12 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 d5 10. Nxc6 bxc6
1949 GER Ch – Round ? – Niephaus, Walter – 1-0 – Nuesken Fritz – G11 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 a6 10. h3 Bd7
1949 GER Ch – Round ? – Niephaus, Walter – 1/2-1/2 – Siegel, Adam – G10 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 d5 10. Nxc6 bxc6
1949 Heidelberg – Round 8 – Unzicker, Wolfgang – 1-0 – Wood, Beau – G26 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1949 Oldenburg – Round 1 – Unzicker, Ferdinand, Dr. – 1-0 – Heemskerk, Fenny – G4 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 d5 10. exd5 Nxd5
1949 Oldenburg – Round 13 – O'Kelly de Galway, Alberic – 1/2-1/2 – Rellstab, Ludwig – G52 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 d5 10. exd5 Nxd5
1949 Oldenburg – Round 16 – O'Kelly de Galway, Alberic – 1-0 – Heemsoth, Hermann – G32 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 d5 10. exd5 Nxd5
1949 Oldenburg – Round 3 – O'Kelly de Galway, Alberic – 1-0 – Walther, Edgar – G14 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1949 Oldenburg – Round 8 – Unzicker, Wolfgang – 1-0 – Heemsoth, Hermann – G29 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 d5 10. exd5 Nxd5
1949 URS Ch, semi final – Round 1 – Liskov, I. – 1-0 – Fridstein, German – G61 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1950 Hungary – Round 1 – Molnar, Istvan – 0-1 – Szilagyi, Gyorgy Laszlo – G58 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 d5 10. Nxc6 bxc6
1950 NLD Ch Amsterdam NED – Round 1 – Stumpers, Louis – 1-0 – Cortlever, Nico – G9 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1950 Schiavno Zdroj – Round 1 – Geller, Efim P – 1/2-1/2 – Averbakh, Yuri L – G68 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 d5 10. exd5 Nxd5
1950 URS Ch sf Leningard – Round 11 – Kondratiev, Pavel E – 0-1 – Lisitsin, Georgy – G10 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. O-O Nc6 9. Qd2 d5 10. Nxc6 bxc6
1950 URS Ch sf Tartu – Round 10 – Cherepkov, Alexander V – 0-1 – Rovner, Dmitry – G10 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 g6 7. Be2 Bg7 8. O-O O-O 9. Qd2 d5 10. exd5 Nxd5
1950 Vienna – Round 2 – Cs. Kovacs, Laszlo – 1-0 – Platt, Josef – G4 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 a6 10. f3 Qc7
1951 Buenos Aires – Round 16 – Puiggros, Guillermo – 1-0 – Chemes, Luis – G89 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. Qd2 O-O 9. O-O d5 10. exd5 Nxd5
1951 Staunton Memorial – Round 15 – Broadbent, Reginald – 1/2-1/2 – Van Scheltinga, Theo – G108 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1951 URS Ch sf – Round 10 – Koifman, Ilya I – 0-1 – Dubinin, Peter – G9 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Bd7 10. Rad1 Qc8
1951 URS Ch sf – Round 15 – Aronin, Lev – 1-0 – Kopaev, Nikolay A – G32 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. O-O Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1951 Wertheim Memorial – Round 1 – O'Kelly, Albéric de Galway – 1/2-1/2 – Horowitz, Albert Israel – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1951 Wertheim Memorial – Round 2 – Horowitz, Albert Israel – 1/2-1/2 – Reshevsky, Samuel – G11 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Bd7 10. f4 Rc8
1952 Helsinki olm – Round 1 – Barden, Leonard – 0-1 – Pilnik, Herman – G190 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1952 Helsinki olm – Round 1 – Book, Eero – 1/2-1/2 – Reshevsky, Samuel – G189 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Bd7 10. f4 Rc8
1952 JUG Ch – Round 13 – Djurasevic, Bozidar – 1/2-1/2 – Ivkov, Borislav – G82 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Bd7 10. Rad1 Nxd4
1952 JUG Ch – Round 19 – Matanovic, Aleksandar – 0-1 – Trifunovic, Petar – G118 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1952 Mar del Plata – Round 16 – Puiggros, Guillermo – 0-1 – Cuellar Alpire, Mariana – G122 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1952 Mar del Plata – Round 3 – Puiggros, Guillermo – 1-0 – Pinzon Solis, Felipe – G22 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Nxd4 10. Bxd4 Qa5
1952 Moscow Ch – Round 12 – Antoshin, Vladimir S – 1-0 – Averbakh, Yuri L – G64 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Bd7 10. f3 Rc8
1952 Saltsjobaden Interzonal – Round 10 – Unzicker, Wolfgang – 1/2-1/2 – Eliskases, Erich – G93 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Bd7 10. f4 a6
1953 Bognor Regis Premier – Round 3 – Gross, Henry – 0-1 – Wood, Baruch – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1953 Candidats Tournament – Round 23 – Averbakh, Yuri L – 1/2-1/2 – Petrosian, Tigran V – G152 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Qd2 d5 10. exd5 Nxd5
1953 FRA Ch 28th – Round 3 – Noradounghian, Georges – 1-0 – Roethel, Michel – G7 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1953 FRG Ch 02nd – Round 8 – Joppen, Egon – 0-1 – Gilg, Karl – G17 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1953 Venice – Round ? – Kinzel, Alfred – 1/2-1/2 – Van Scheltinga, Theo – G27 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1953 Wch U20 fin-A – Round 8 – Mellberg B – 0-1 – Panno, Oscar – G21 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 Bd7 10. f4 Rc8
1953 Wch U20 qual-B – Round 8 – Penrose, Jonathan – 1/2-1/2 – Petri, Bernd – G9 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 Qa5 10. h3 Nxd4
1954 Amsterdam olm – Round 1 – Bernstein, Olivia – 0-1 – Morcken, Otto B – G48 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 d5 10. exd5 Nxd5
1954 ARG Ch – Round 5 – Shocron, Ruben – 0-1 – Fenoglio, Virgilio – G11 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1954 HUN Ch 10th – Round 5 – Szily, Jozsef – 1/2-1/2 – Ozsvath, Andras – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. O-O Nc6 9. Qd2 d5 10. exd5 Nxd5
1954 Kiev ch-URS – Round 1 – Ragozin, Victor – 1/2-1/2 – Kortchnoi, V. – G102 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. Qd2 O-O 9. O-O Bd7 10. f3 Rc8
1954 Montevideo – Round 11 – Alonzo Salomon, Jose Luis – 1/2-1/2 – Estrada Degrandi, Walter – G90 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 d5 10. exd5 Nb4
1954 Olympiad final B – Round 1 – Bernstein, Ossip – 0-1 – Morcken, Otto B – G33 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 d5 10. exd5 Nxd5
1954 Olympiad final B – Round 1 – Blau, Max – 1-0 – Lorson, Gerhard – G34 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1954 Zuerich – Round 2 – Walther, Edgar – 1/2-1/2 – Trifunovic, Petar – G6 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1955 Clare Benedict Cup – Round 3.2 – Johner, Hans – 1/2-1/2 – Scafarelli, Francesco – G17 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1955 CSR Ch Army – Round 17 – Skacel, Jan – 0-1 – Alster, Ladislav – G23 1. e4 c5 2. Nc3 Nc6 3. Nge2 Nf6 4. d4 cxd4 5. Nxd4 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Bd7 10. f4 Rc8
1955 Ljubljana – Round 15 – Persitz, Raaphi – 0-1 – Padevsky, Nikola – G131 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1955 Ljubljana – Round 15 – Persitz, Raaphi – 0-1 – Padevsky, Nikola – G132 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1955 Marshall CC Ch 5556 – Round 11 – Mednis, Edmar J – 0-1 – Seidman, Herbert – G28 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1955 Wch U20 final-A – Round 4 – Mednis, Edmar J – 1/2-1/2 – Keller, Dieter – G14 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1955 Wch U20 prel-C – Round 3 – Mednis, Edmar J – 1-0 – Kreppenhofer – G7 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1956 Dublin – Round 5 – Stanton, William – 0-1 – O'Kelly, Albéric de Galway – G13 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Bd7 10. f3 Nxd4
1956 Hoogovens – Round 2 – Bouwmeester, Hans – 1/2-1/2 – Scafarelli, Francesco – G13 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1956 Moscow olm prel – Round 3 – Foltz, V. – 0-1 – Geller, Efim P – G94 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Qd2 Bd7 10. Rad1 Rc8
1956 Moskou olm – Round 1 – Bhend, Edwin – 1-0 – Pla, Orlando – G55 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. O-O Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1956 New York Rosenwald – Round ? – Mednis, Edmar J – 1/2-1/2 – Bisguier, Arthur B – G29 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1956 OWL Ch – Round 2 – Groenegress, Wilfried – 1-0 – Jaki, Ingo – G2 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Nc6 7. Be2 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1956 URS Ch sf – Round ? – Aronin, Lev – 1-0 – Rovner, Dmitry – G81 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 d5 10. Nxc6 bxc6
1957 DDR Ch U18 – Round 4 – Neukirch, Detlef – 1-0 – Troeger Jochen – G7 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Qd2 Bd7 10. f4 Qc8
1957 Hamburg Ch – Round 10 – Rellstab, Ludwig Sr – 1/2-1/2 – Secula, Victor – G10 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Nc6 7. Be2 Bg7 8. O-O O-O 9. Qd2 Ne8 10. f4 Nxd4
1957 New York ch-USA – Round 12 – Mednis, Edmar J – 1/2-1/2 – Reshevsky, Samuel – G69 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Bd7 10. f4 Rc8
1957 Reykjavik – Round 1 – Johannsson, Ingi R – 1/2-1/2 – Gudmundsson, Arinbjorn – G14 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1957 Wenen etc – Round 1 – Aronin, Lev – 1/2-1/2 – Gilg, Karl – G9 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Qd2 d5 10. Nxc6 bxc6
1958 GBR Ch 45th – Round 8.6 – Lloyd, David Edward – 1-0 – Wood, Baruch – G58 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1959 AUS Ch – Round 14.2 – Berger, Bela – 1-0 – Sarapu, Ortvin – G61 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Qd2 Bd7 10. f3 h5
1959 Belgrade – Round 1 – Nedeljkovic, Srecko M – 1-0 – Tomovic, Vasilje – G36 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1959 Clare Benedict Cup 06th – Round 4.2 – Schmid, Lothar – 1/2-1/2 – Toran Albero, Roman – G26 1. e4 c5 2. Ne2 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 d5 10. exd5 Nxd5
1959 Clare Benedict Cup 06th – Round 5.1 – Unzicker, Wolfgang – 1-0 – Giustolisi, Alberto – G35 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1959 Kiel – Round 5 – Teschner, Rudolf – 0-1 – Enevoldsen, Jens – G11 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Bd7 10. f4 a6
1959 Madrid – Round 1 – Rellstab, Ludwig – 1/2-1/2 – Toran Albero, Roman – G8 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 d5 10. exd5 Nxd5
1959 Moscow – Round 1 – Aronin, Lev – 1-0 – Gufeld, Eduard – G18 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Qd2 d5 10. Nxc6 bxc6
1959 Tbilisi ch-URS – Round 17 – Vasiukov, Evgeni – 0-1 – Gufeld, Eduard – G147 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. O-O Nc6 9. Qd2 d5 10. Rfd1 Nxd4
1959 UKR Ch – Round 12 – Geller, Efim P – 1-0 – Volchok, Alexandr – G90 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1959 URS Team Ch – Round ? – Aronin, Lev – 1-0 – Gufeld, Eduard – G122 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Qd2 d5 10. Nxc6 bxc6
1959 York ch-BCF – Round 4 – Aitken, James – 1-0 – Mardle, Denis – G54 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1960 Hastings6061 – Round 6 – Bondarevsky, Igor – 1/2-1/2 – Szabo, Ladislav – G25 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Bd7 10. Nb3 Ne5
1960 It (Men) Beverwijk NED – Round 1 – Bouwmeester, Hans – 1/2-1/2 – Larsen, Benjamin Holsko – G8 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 a6 10. f3 Be6
1960 Leipzig olm fin-B – Round 4 – Sköld, Kristian – 1-0 – Filipowicz, Andrzej – G45 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 d5 10. exd5 Nxd5
1960 UKR Ch – Round 1 – Novopashin, Arkady – 0-1 – Gufeld, Eduard – G3 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. O-O Nc6 9. Qd2 d5 10. Rfd1 Nxd4
1960 URS Ch sf – Round 17 – Movshovich A – 0-1 – Gufeld, Eduard – G132 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. O-O Nc6 9. Qd2 d5 10. Rad1 Nxd4
1960 URS-BRD – Round 4 – Unzicker, Wolfgang – 1/2-1/2 – Geller, Efim P – G11 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1961 GBR Ch 48th – Round 11.1 – Penrose, Jonathan – 1/2-1/2 – Hollis, Adrian – G83 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1961 GBR Ch 48th – Round 5.9 – Ellison, D George – 0-1 – Wood, Baruch – G45 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1961 Hastings6162 – Round 5 – Penrose, Justin – 1/2-1/2 – Littlewood, John E – G20 1. e4 c5 2. Nf3 Nf6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Bd7 10. f4 Nxd4
1961 IBM – Round 4 – Bernstein, Ossip – 0-1 – Cuijpers, Frans Andre – G22 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Bd7 10. Rad1 a6
1961 Ilford Premier 12th – Round 5 – Gibbs, Peter Campbell – 1-0 – Payne, Roland – G12 1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1961 WchT U26 08th – Round 10.3 – Gufeld, Eduard – 1-0 – Brinck-Claussen, Bjorn – G97 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1961 WchT U26 08th – Round 12.4 – Mednis, Edmar J – 0-1 – Kuijpers, Frans – G119 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Bd7 10. h3 a6
1961 Zevenaar – Round 2 – Bouwmeester, Hans – 1/2-1/2 – Matanovic, Aleksandar – G29 1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 d5 10. exd5 Nxd5
1962 Bucharest – Round 15 – Radovici, Corvin – 1/2-1/2 – Mititelu, Gheorghe – G79 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. Qd2 O-O 9. O-O Ng4 10. Bxg4 Bxg4
1962 Bucharest ROM – Round 13 – Radovici, Corvin – 1/2-1/2 – Honfi, Karoly – G36 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 d6 7. Qd2 Nf6 8. Be2 O-O 9. O-O Ng4 10. Bxg4 Bxg4
1962 DDR-12ch – Round 7 – Storch, Lawrence A. – 1/2-1/2 – Liebert, Heinz – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1962 Erevan ch-URS – Round 1 – Krogius, Nikolai V – 1/2-1/2 – Kots, Yuri I – G78 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. O-O Nc6 9. Qd2 d5 10. exd5 Nxd5
1962 New York ch-USA – Round 2 – Bisguier, Arthur B – 1-0 – Mednis, Edmar J – G12 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Bd7 10. f4 Re8
1962 Olympiad Varna BUL – Round 9 – Stoltz, Gabriel – 0-1 – Pomar Salamanca, Arturo – G53 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Qd2 d5 10. exd5 Nxd5
1962 Rhode Island – Round 1 – Barry Bertomeu, Enrique – 1-0 – Ozog, Artur – G11 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 d6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1962 Stockholm Interzonal – Round 14 – German, Eugenio – 0-1 – Pomar Salamanca, Arturo – G16 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 d5 10. exd5 Nxd5
1962 Varna olm – Round 11 – Johansson, Martin 1979 – 1/2-1/2 – O'Kelly, Albéric de Galway – G225 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Nc6 7. O-O Bg7 8. Be3 O-O 9. Qd2 d5 10. exd5 Nxd5
1962 Whitby ch-BCF – Round 6 – Clarke, Paul R H – 1/2-1/2 – Footner, John Kenneth – G72 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. Qd2 O-O 9. O-O Ng4 10. Bxg4 Bxg4
1963 Amsterdam m1 – Round 4 – Bouwmeester, Hans – 1/2-1/2 – Cuijpers, Frans Andre – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Bd7 10. Rad1 Re8
1963 Bad Liebenstein – Round 5 – Fuchs, Reinhart – 1/2-1/2 – Szilagyi, Gyorgy Laszlo – G32 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 d5 10. exd5 Nxd5
1963 Bad Liebenstein – Round 9 – Fuchs, Reinhart – 1/2-1/2 – Pietzsch, Wolfgang – G60 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Bd7 10. Rad1 Nxd4
1963 Halle zt – Round 1 – Hamann, Slawomir – 1-0 – Westerinen, Heikki M.J. – G89 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 d5 10. exd5 Nxd5
1963 Hoogovens – Round 12 – Robatsch, Karl – 1/2-1/2 – Averbakh, Yuri L – G97 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 a6 10. Rad1 Bd7
1964 Amsterdam Interzonal – Round 17 – Darga, Klaus – 0-1 – Larsen, Benjamin Holsko – G170 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1964 ARG Ch – Round 6 – Caglieri, Osvaldo – 1/2-1/2 – Garcia Rodriguez, Raimundo – G27 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Nc6 7. Be2 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Nxc6 bxc6
1964 Buenos Aires – Round 10 – Garcia Rodriguez, Raimundo – 1/2-1/2 – Bielicki, Carlos – G92 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Qd2 Bd7 10. f4 Bg4
1964 Buenos Aires – Round 11 – Pilnik, Herman – 1-0 – Garcia Rodriguez, Raimundo – G99 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 Bd7 10. f4 Bg4
1964 Clare Benedict Cup 11th – Round 1 – Bouwmeester, Hans – 1-0 – Bhend, Edwin – G3 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1964 ESP Ch 29th – Round 4 – Rodriguez Gonzalez, Blas – 0-1 – Pomar Salamanca, Arturo – G19 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1964 EU Team Ch sf – Round 5.9 – Neukirch, Detlef – 1/2-1/2 – Pavlov, Mircea-Sergiu-Aurelian – G80 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1964 Harrachov 6465 – Round 3 – Voboril, Pavel – 0-1 – Plachetka, Jan – G11 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Bd7 10. f3 Ne5
1964 OWL Ch – Round 9 – Groenegress, Wilfried – 1-0 – Hantke Rolf – G28 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Qd2 Nxd4 10. Bxd4 Be6
1965 Malaga Malaga ESP – Round 2 – Ulvestad, Olaf – 0-1 – Pomar Salamanca, Arturo – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. O-O O-O 9. Qd2 Ng4 10. Nxc6 bxc6
1966 La Habana olm fin-B – Round 2 – Kinzel, Anton – 1-0 – Liem Hong Gie – G32 1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1967 EU Ch casual – Round ? – Ciric, Dragoljub M – 1/2-1/2 – Schaufelberger, Heinz – G7 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1967 EU Team Ch preliminary – Round 6 – Kinzel, Anton – 1/2-1/2 – Dely, Peter – G28 1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 d5 10. exd5 Nxd5
1967 Maribor – Round 11 – Unzicker, Wolfgang – 1-0 – Crepinsek, Ljubomir – G60 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 d5 10. Nxc6 bxc6
1967 OWL Ch – Round 7 – Bergemann Uwe – 1/2-1/2 – Groenegress, Wilfried – G16 1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Be2 O-O 8. O-O d6 9. Qd2 Ng4 10. Bxg4 Bxg4
1967 Sofia – Round 1 – Minev, Nikolay N – 1/2-1/2 – Gufeld, Eduard – G11 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. O-O Nc6 9. Qd2 d5 10. Nxc6 bxc6
1968 Lugano olm - Round 1 - El Kadiri, Mouhcine - 0-1 - Sanguinetti, Ricardo - G175 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. Be3 Bg7 8. Qd2 O-O 9. O-O Bd7 10. Rad1 Rc8
1968 Skopje/Ohrid – Round 13 – Nicevski, Risto – 0-1 – Ilievski, Dimitar – G107 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 d6 7. Be2 Bg7 8. O-O O-O 9. Qd2 Bd7 10. f4 Nxd4
1968 Toth Memorial – Round 2 – Honfi, K. – 1/2-1/2 – Gufeld, Eduard – G13 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. O-O Nc6 9. Qd2 d5 10. exd5 Nxd5
1969 Capablanca Memorial – Round 13 – Radulov, Ivan – 1-0 – Haro Garcia, Gilberto – G98 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 g6 6. Be2 Bg7 7. Be3 O-O 8. Qd2 Nc6 9. O-O Ng4 10. Bxg4 Bxg4
1969 FRG Ch – Round 13 – Rellstab, Ludwig – 0-1 – Staller, Peter – G15 1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
1969 Moscow – Round 1 – Molchadsky – 0-1 – Zaitsev, Igor A – G7 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O d6 9. Qd2 Bd7 10. Rad1 Nxd4
1969 Raach zt – Round 11 – Radulov, Ivan – 0-1 – Dueball, Juergen – G102 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Nc6 7. Be2 Bg7 8. Qd2 O-O 9. O-O Ng4 10. Bxg4 Bxg4
1969 Sweden – Round 1 – Bergman Olsson, Eleonora – 1-0 – Skold, Kristian – G25 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Be2 d6 8. O-O O-O 9. Qd2 Nxd4 10. Bxd4 Bd7
1970 Palma de Mallorca Interzonal – Round 3 – Jimenez Zerquera, Eleazar – 1/2-1/2 – Larsen, Bent – G175 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
1973 Leningrad Interzonal – Round 10 – Radulov, Ivan – 1-0 – Estevez Garcia, Gonzalo – G100 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 O-O 8. O-O d6 9. Qd2 Ng4 10. Bxg4 Bxg4
1975 Portoroz/Ljubljana – Round 15 – Mariotti, Sergio – 0-1 – Velimirovic, Dragoljub – G72 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 O-O 8. O-O d6 9. Qd2 Bd7 10. f4 Nxd4
3. Kings' Tournament 2009 – Round 2 – Kamsky, Gata – 1/2-1/2 – Radjabov, Teimour – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3 O-O 9. Qd2 d5 10. exd5 Nxd5
Bugojno 1986 – Round 1 – Timman, Jan H – 1/2-1/2 – Ljubojevic, Ljubomir – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4
Interpolis 1984 – Round 1 – Ljubojevic, Ljubomir – 1/2-1/2 – Van der Wiel, John T.H. – G36 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
Moscow 1975 – Round 1 – Kholmov, Ratmir D – 1/2-1/2 – Byrne, Ray – G34 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
Phillips&Drew 1982 – Round 1 – Geller, Efim P – 1/2-1/2 – Timman, Jan H – G24 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Qd2 Ng4 10. Bxg4 Bxg4
World Blitz 2018 – Round 20.20 – Predke, Alexandr – 0-1 – Maroroa Jones, Gawain C B – G1168 1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Be2 Nf6 8. O-O O-O 9. Qd2 d5 10. exd5 Nxd5
World Blitz 2023 – Round 15.24 – Petrosyan, Manuel – 0-1 – Mamedov, Rauf – G855 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3 Nc6 9. Qd2 Nxd4 10. Bxd4 Bd7

B73e — Dragon Classical Richter Variation

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Qd2

Eval: [+0.10]

Les coups candidats

9…Ng4 — 34.8% (1095 parties)

Ambassadeurs : Radulov, Ivan (10x), Unzicker, Wolfgang (9x), Cladouras, Panagiotis (9x), Engels, Ludwig (6x), Foltys, Jan (6x), Gilg, Karl (6x), Richter, Kurt P (5x), Ljubojevic, Ljubomir (5x)

9…Bd7 — 34.4% (1082 parties)

Ambassadeurs : Unzicker, Wolfgang (6x), Guzzetti, Luigi Enrico (6x), Reshevsky, Samuel (4x), Sax, Gyula (4x), Velimirovic, Dragoljub (4x), Bird, Henry (3x), Garcia Rodriguez, Raimundo (3x), Mednis, Edmar J (3x)

9…d5 — 12.8% (404 parties)

Ambassadeurs : Gufeld, Eduard (10x), Aronin, Lev (5x), Unzicker, Wolfgang (5x), Unzicker, Ferdinand, Dr. (5x), Heemsoth, Hermann (4x), Iliesco, Juan (3x), O'Kelly de Galway, Alberic (3x), Rellstab, Ludwig (3x)

9…Nxd4 — 5.5% (173 parties)

Ambassadeurs : Bird, Henry (2x), Rodriguez Costa, Moira (2x), Borge, Nikolaj (2x), Pasarelu, Dan-Gabriel (2x), Nevednichy, Vladislav (2x), Rodriguez Arrieta, Maria Elena (2x), Veselovsky, Jan (2x), Mamedov, Rauf (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…Ng4	9…Bd7	9…d5	9…Nxd4
<1800	165	29%	38%	6%	5%
1800-2200	1030	35%	37%	10%	5%
2200-2600	675	37%	35%	16%	7%
2600+	24	21%	38%	29%	12%

Évolution par décennie (% des parties)

Décennie	N parties	9…Ng4	9…Bd7	9…d5	9…Nxd4
1880s	4	—	75%	—	25%
1890s	8	25%	38%	12%	25%
1900s	9	56%	11%	—	11%
1910s	7	43%	—	14%	—
1920s	6	67%	17%	—	—
1930s	51	63%	12%	18%	—
1940s	93	44%	9%	38%	1%
1950s	131	41%	23%	24%	4%
1960s	111	48%	22%	18%	4%
1970s	98	51%	20%	17%	6%
1980s	144	58%	18%	11%	8%
1990s	587	30%	40%	13%	6%
2000s	933	30%	37%	10%	5%
2010s	836	31%	39%	11%	6%
2020s	128	34%	41%	10%	10%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…Ng4	31%	34%	▲ +2.1%
9…Bd7	39%	41%	▲ +2.4%
9…d5	11%	10%	▼ -1.2%
9…Nxd4	6%	10%	▲ +4.7%

Joueurs célèbres

Champions du monde dans cette position

Lasker, Emanuel — 2 parties
Smyslov, Vladimir — 2 parties
Botvinnik, Mikhail — 1 partie
Euwe, Max — 1 partie
Carlsen, Magnus — 1 partie
Hou, Yifan — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

9…Ng4 — 34.8% (1095 parties)

1890 — Englisch, Berthold vs White, Max — 1/2-1/2 — Vienna AUT
1892 — Jasnogrodsky, Nicolai vs Lee, Francis J — 1-0 — London ENG
1900 — Van Vliet, Lodewijk vs Ward, Wesley — 1/2-1/2 — London ENG
1900 — Jones, Edward O vs Ward, Wesley — 0-1 — London ENG
1905 — Reggio Delgado, Piero vs Leussen — 0-1 — Scheveningen NED

9…Bd7 — 34.4% (1082 parties)

1883 — McKenzie, George vs Bird, Henry — 1-0 — London ENG
1883 — Schottlaender, Arnold vs Bird, Henry — 1-0 — Nuerenberg GER
1883 — Leffmann, Karl vs Bird, Henry — 1/2-1/2 — Nuerenberg GER
1892 — Voigt, Hermann G vs Lasker, Emanuel — 0-1 — Philadelphia, PA USA
1893 — Taubenhaus, Jean vs Lasker, Emanuel — 0-1 — New York, NY USA

9…d5 — 12.8% (404 parties)

1894 — Schlechter, Carl vs De Weydlich, Kasimir — 0-1 — Leipzig GER
1912 — Alexa Mason vs Henri, James — 1-0 — ?
1934 — Ilyin Zhenevsky, Alexander vs Kan, Ilya A — 1-0 — Leningrad ch-URS
1936 — Kluger, Gyula vs May, Dezso — 1/2-1/2 — Budapest HUN
1938 — Bolbochan, Julio vs Trompowsky, Octavio — 0-1 — Sulamericano

9…Nxd4 — 5.5% (173 parties)

1886 — Lipschuetz, Salomon vs Bird, Henry — 1-0 — London ENG
1891 — Mueller, Oscar Conrad vs Tinsley, Samuel — 1/2-1/2 — London ENG
1892 — Mason, James vs Bird, Henry — 1-0 — London ENG
1904 — Reichhelm, Gustavus C vs Medinus, Carl — 0-1 — Cable USA
1947 — Rautenberg, Wilhelm vs Kuppe, Wilhelm — 0-1 — Lueneburg GER

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