C47y — Four Knights: Scotch, Main Line, 10.Bg5 c6 11.Qf3 Be7

1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 exd4 5.Nxd4 Bb4 6.Nxc6 bxc6 7.Bd3 d5 8.exd5 cxd5 9.O-O O-O 10.Bg5 c6 11.Qf3 Be7 * ○ Trait aux Blancs

Ouverture — Centre asymétrique

♔ 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 f4 et f5, des fous actifs en d3 et g5, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Le pion isolé a7 et le fou enfermé en c8.

Plans. Tour sur colonne e ; 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 (1 contre 0), la case forte g4, un fou actif en e7, la paire de fous et la colonne semi-ouverte b.

En contrepartie. Plusieurs pièces dorment encore (le fou c8 et la tour a8) et le pion isolé a7.

Plans. ...Bf5 (Développer Bc8) ; ...c5 (Rupture) ; ...d4 (Rupture) ; Tour sur colonne e ; Tour sur colonne b.

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	● a7
Arriérés	—	—
Chaînes	—	● c6→d5
Passés	—	—
Majorité	● aile_dame 3v2	● centre 1v0

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● f5 (2v1)	● g4 (2v1)
Cases faibles	● e4	—
Centre	● e4 (3v2)	● d5 (3v2)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Ouvertes	● e	● e
Semi-ouvertes	● d	● b

Pièces

	♔ Blancs	♚ Noirs
Bd3	● Bd3 Actif (mob. 8)
Bg5	● Bg5 Actif (mob. 7)
Be7		● Be7 Actif (mob. 4)
Bc8		● Bc8 Non développé (mob. 7)
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	asymétrique
Ruptures	—	● …c6-c5, ● …d5-d4

Partie
1905 It (Men) Barmen GER – Round 1 – Perlis, Julius – 0-1 – Swiderski, Radoslaw – G72 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1905 It (Men) Barmen GER – Round 2 – Von Bardeleben, Curt – 0-1 – Forgacs, Leo – G86 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1906 DSB-15.Kongress – Round 7 – Chigorin, Mikhail – 0-1 – Cohn, Erich – G40 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1909 It (Men) St Petersburg RUS – Round 16 – Marchand, Max – 0-1 – Perlis, Julius – G55 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1916 Nordisk Skakforbund – Round 2 – Loewenborg, Otto – 1-0 – Johner, Paul – G4 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1916 Nordisk Turnering-B – Round 3 – Berndtsson, Karl – 1/2-1/2 – Aalheim, T. – G3 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1919 Gothenborg – Round ? – Nilsson, Oscar – 1/2-1/2 – Spielmann, Rudolf – G15 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1922 Bad Oeynhausen – Round 3 – Zander, Otto – 1/2-1/2 – Leonhardt, Paul – G9 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1923 DSB-23.Kongress – Round 1 – Emmerich, Frank – 1/2-1/2 – Wagner, Heinrich – G4 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1925 Moscow – Round ? – Romanovsky, Pjotr – 1/2-1/2 – Capablanca, Jose – G191 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1925 Moscow – Round 1 – Romanovsky, Pjotr – 1/2-1/2 – Capablanca, Jose – G105 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1926 Hastings Premier /27 7th – Round 1 – Tartakower, Savielly – 1-0 – Sergeant, Edward – G4 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1926 Semmering – Round 1 – Spielmann, Rudolf – 1-0 – Yates, Frederic D – G73 1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1927 New York – Round 2 – Spielmann, Rudolf – 1/2-1/2 – Vidmar, Milan Sr – G25 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1928 World Championship Amateur – Round 11 – Nilsson, Allan – 1/2-1/2 – Whitaker, Norman – G34 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1930 Berlin Open – Round 5 – Kashdan, Isaac – 1/2-1/2 – Steiner, Heinrich Jun. – G10 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1930 Hamburg ol (Men) – Round 14.4 – Golmayo Torriente, Manuel – 0-1 – Makarczyk, Kazimierz – G26 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. exd5 cxd5 10. Bg5 c6
1930 Hamburg olm – Round 1 – Larsen, Peder R. Lehmann – 0-1 – Yates, Frederic D – G18 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1930 Liege – Round 10 – Soultanbeieff, Victor – 1/2-1/2 – Thomas, George Alan – G54 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1931 Hastings 3132 – Round ? – Jackson, Edward Mackenzie – 1-0 – Stoltz, Gösta – G13 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1932 Mexico City – Round 1 – Araiza Munoz, Jose Joaquin – 0-1 – Kashdan, Isaac – G2 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1935 Moscow – Round 1 – Romanovsky, Pjotr – 1/2-1/2 – Capablanca, Jose – G5 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. exd5 cxd5 10. Bg5 c6
1936 Copenhagen – Round 1 – Albinus Jorgensen, Carsten – 1/2-1/2 – Eliskases, Erich – G11 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1942 Sverdlovsk – Round 6 – Ivanov Peter – 1/2-1/2 – Poliak, Abram – G35 1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1944 Mar del Plata – Round 6 – Pilnik, Herman – 1/2-1/2 – Garcia Vera, Romeo – G55 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1945 Moscow Ch – Round 13 – Aramanovich, I – 1/2-1/2 – Zagoriansky, Evgeny – G73 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1945 Novi Sad – Round 7 – Tot, Bora – 1/2-1/2 – Trifunovic, Petar – G90 1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1948 CSR Ch – Round 14 – Rohacek, Ivan – 1/2-1/2 – Richter, Emil – G13 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1949 Toronto Ch – Round 8 – Avery, Peter – 1-0 – Anderson, Frank Ross – G7 1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1950 Mar del Plata – Round 12 – Czerniak, Magdalena – 1-0 – Rossolimo, Nicolas – G103 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1950 Venice – Round 14 – Letelier Martner, Rene – 1-0 – De Paoli, Emilio – G114 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1952 Helsinki olm – Round 1 – Cortlever, Nico – 1-0 – Acevedo Ortega, Rodrigo Andres – G180 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1952 Helsinki olm – Round 1 – Cortlever, Nico – 1/2-1/2 – Sliwa, Bogdan – G259 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1952 Helsinki olm – Round 1 – Milner Barry, Philip – 1/2-1/2 – Pietzsch, Wolfgang – G262 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1952 Tatranska ch CZE – Round 5 – Potucek, Ludovit – 1-0 – Kottnauer, Cenek – G14 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. exd5 cxd5 10. Bg5 c6
1952 URS ch sf – Round 14 – Ravinsky, Grigory – 1/2-1/2 – Veltmander, Iogannes – G91 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1952 Zuerich LB – Round ? – Euwe, Max – 1-0 – Udovcic, Mijo – G9 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1953 Budapest HUN – Round ? – Honfi, Karoly – 1-0 – Sandor, Bela – G21 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1954 Amsterdam olm – Round 1 – Alexander Ronald Cheng – 1/2-1/2 – O'Kelly de Galway, Alberic – G136 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1955 Aberystwyth ch-BCF – Round 4 – Clarke, Paul R H – 1-0 – Aitken, James – G20 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. exd5 cxd5 10. Bg5 c6
1955 CAN Ch – Round 3 – Siemms, Ross E – 1-0 – Fox, Maurice – G11 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1955 CAN Ch – Round 5 – Siemms, Ross E – 1/2-1/2 – Anderson, Frank Ross – G23 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1956 New York Rosenwald – Round ? – Hearst, Eliot – 0-1 – Turner, Abe J – G43 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1957 Zittau-A 6th – Round 9 – Baumbach, Friedrich, Dr. – 1/2-1/2 – Starck, Bodo – G13 1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1960 Buenos Aires ch-ARG – Round 7 – Behrensen, Jorge – 0-1 – Benko, Francisco – G51 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1960 Leipzig olm fin-B – Round 6 – Persitz, Raaphi – 0-1 – Cobo Arteaga, Eldis – G73 1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1960 Leningrad tt – Round 9 – Drimer, Dolfi – 1-0 – Sails – G122 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1961 Corr FS – Round 1 – Haag, Ervin – 1-0 – Skrovina, M. – G13 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1961 GDR Ch Premnitz GER – Round 1 – Handel, Horst – 1-0 – Bruemmer, Ullrich – G5 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1962 Bucharest – Round 8 – Honfi, Karoly – 0-1 – Shianovsky, Vladislav I – G41 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nc3 Bb4 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1962 Moscow – Round 1 – Bykhovsky, Anatoly A – 1/2-1/2 – Lilienthal, Andor – G50 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1963 Liberation – Round 1 – Bykhovsky, Anatoly A – 1-0 – Kholmov, Ratmir D – G28 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1963 Miskolc Asztalos Memorial – Round 6 – Bilek, Istvan – 1/2-1/2 – Honfi, Karoly – G9 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1963 Sochi – Round 11 – Haag, Ervin – 0-1 – Kholmov, Ratmir D – G65 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1963 Split ol women – Round 14 – Nowarra, Waltraud – 1/2-1/2 – Timmer, Hendrika G – G49 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1965 Copenhagen – Round 14 – Hort, Vlastimil – 1/2-1/2 – Suetin, Alexey S – G115 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1965 Pardubice – Round 11 – Cibulka, Vladimir – 1/2-1/2 – Novak, Ervin – G74 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1965 Tbilisi – Round 1 – Bogdanovic, Rajko – 1/2-1/2 – Gipslis, Aivars – G54 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1966 Malmo – Round 14 – Nilsson, Zandor – 1/2-1/2 – Kinnmark, Ove – G39 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1968 SWE Ch – Round 4 – Ljungquist, Lennart – 0-1 – Kinnmark, Ove – G9 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
1975 URS Team Ch – Round ? – Zhuravlev, Valery Ivanovich – 1-0 – Shekhtman Eduard – G451 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6
64. ch-RUS 2011 – Round 5 – Galkin, Alexander – 1/2-1/2 – Karjakin, Sergey – G15 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. Bg5 c6

C47y — Scotch Main Line

1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 exd4 5.Nxd4 Bb4 6.Nxc6 bxc6 7.Bd3 d5 8.exd5 cxd5 9.O-O O-O 10.Bg5 c6 11.Qf3 Be7

Eval: [+0.19]

Les coups candidats

12.h3 — 39.4% (849 parties)

Ambassadeurs : Tuominen, Tanja (9x), Rogulj, Branko (8x), Santo-Roman, Marc (5x), Gnirk, Hajo (5x), Keskowski, Thilo (5x), Krapivin, Alexander (5x), Woodhouse, Stephen V (5x), Zherebtsova, Alexandra (4x)

12.Rfe1 — 29.9% (643 parties)

Ambassadeurs : Lazarne Vajda, Szidonia (5x), Penne, Bo (4x), Nyback, Tomi (4x), Szulc, Stanislaw (4x), Romanovsky, Pjotr (3x), Capablanca, Jose (3x), Wagner-Michel, Annett (3x), Abelenda Suarez, Saul (3x)

12.Rae1 — 27.9% (601 parties)

Ambassadeurs : Woodhouse, Stephen V (9x), Garcia, Hamlet Danilo (8x), Korneev, Oleg (6x), Andres Agudo, Miguel (5x), Nilsson, Oscar (4x), Honfi, Karoly (4x), Kovalenko, Oleg (4x), Tylecek, Drahomir (4x)

12.Ne2 — 1.2% (25 parties)

Ambassadeurs : Karl, Hans (2x), Cibulka, Vladimir (1x), Novak, Ervin (1x), Radulov, Ivan (1x), Matanovic, Aleksandar (1x), Salem, Zahed (1x), Eid, Fadi (1x), Liardet, Fabrice (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	12.h3	12.Rfe1	12.Rae1	12.Ne2
<1800	79	39%	38%	18%	4%
1800-2200	843	42%	29%	26%	1%
2200-2600	773	43%	29%	25%	1%
2600+	7	86%	14%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	12.h3	12.Rfe1	12.Rae1	12.Ne2
1890s	2	100%	—	—	—
1900s	4	50%	50%	—	—
1910s	9	22%	44%	33%	—
1920s	20	15%	15%	70%	—
1930s	15	13%	33%	53%	—
1940s	8	—	38%	62%	—
1950s	38	8%	21%	68%	—
1960s	35	11%	20%	66%	3%
1970s	22	18%	27%	50%	5%
1980s	46	28%	26%	39%	—
1990s	292	43%	28%	26%	2%
2000s	774	39%	30%	28%	1%
2010s	728	40%	31%	26%	1%
2020s	161	60%	29%	9%	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
12.h3	40%	60%	▲ +19.7%
12.Rfe1	31%	29%	▼ -2.9%
12.Rae1	26%	9%	▼ -16.8%
12.Ne2	1%	2%	▲ +0.9%

Joueurs célèbres

Champions du monde dans cette position

Euwe, Max — 1 partie
Smyslov, Vladimir — 1 partie
Kasparov, Garry — 1 partie

Parties historiques

12.h3 — 39.4% (849 parties)

1899 — Bird, Henry vs Maroczy, Geza — 1/2-1/2 — London ENG
1899 — Bird, Henry vs Janowski, Dawid — 0-1 — London ENG
1905 — Perlis, Julius vs Swiderski, Radoslaw — 0-1 — Barmen GER
1905 — Von Bardeleben, Curt vs Forgacs, Leo — 0-1 — Barmen GER
1912 — Hromadka, Karel vs Rausch, K. — 1-0 — Vilnius LTU

12.Rfe1 — 29.9% (643 parties)

1906 — Chigorin, Mikhail vs Cohn, Erich — 0-1 — Nuerenberg GER
1909 — Marchand, Max vs Perlis, Julius — 0-1 — St Petersburg RUS
1911 — Hartewig, Anja vs Krueger, Erich — 1/2-1/2 — Cologne GER
1916 — Sani, Roberto vs Reggio, Arturo — 1-0 — Milan ITA
1916 — Berndtsson, Karl vs Aalheim, T. — 1/2-1/2 — Copenhagen DEN

12.Rae1 — 27.9% (601 parties)

1916 — Loewenborg, Otto vs Johner, Paul — 1-0 — Copenhagen DEN
1919 — Nilsson, Oscar vs Haralds, Constantin — 1/2-1/2 — Goteborg SWE
1919 — Nilsson, Oscar vs Spielmann, Rudolf — 1/2-1/2 — Goteborg SWE
1920 — Nilsson, Oscar vs Kier, Aage — 1-0 — Goteborg SWE
1920 — Nilsson, Oscar vs Gustafsson, Gothe — 1-0 — Goteborg SWE

12.Ne2 — 1.2% (25 parties)

1965 — Cibulka, Vladimir vs Novak, Ervin — 1/2-1/2 — Pardubice CZE
1975 — Radulov, Ivan vs Matanovic, Aleksandar — 1/2-1/2 — Vratsa
1990 — Liardet, Fabrice vs Oblitas Calle, Carlos — 0-1 — Wch U20 Santiago CHI
1993 — Karl, Hans vs Schoene, Ralf — 0-1 — Bad Ragaz SUI
1995 — Burgnies, Stephanes vs Blonde, Xavier — 1-0 — Cappelle la Grande FRA

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