C91h — Spanish: Closed, Bogoljubow, 10.d5 Na5 11.Bc2 c6

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.d4 Bg4 10.d5 Na5 11.Bc2 c6 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur la case forte g5 et la paire de fous.

Côté adverse. Le fou enfermé en e7.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b1, le fou c1 et la tour a1).

Plans. Nc3 (Développer Nb1) ; Bg5 (Clouer Nf6) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur la case forte c4, un avant-poste en c4, un fou actif en g4 et la paire de fous.

Côté adverse. Le fou enfermé en c1.

Plans. ...Bg4 (Clouer Nf3) ; ...c5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● b2→c3, e4→d5	● a6→b5, c6→b5, d6→e5
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● g5 (2v0)	● c4 (2v0)
Cases faibles	—	—
Centre	● d4 (3v1), ● e4 (2v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bc2	● Bc2 Ok (mob. 3)
Bg4		● Bg4 Actif (mob. 7)
Be7		● Be7 Enfermé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	3 (b1, c1, a1)	1 (a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c3-c4	● …c6-c5

Partie
1922 Hastings Six-Masters – Round ? – Yates, Frederic D – 0-1 – Rubinstein, Akiba – G24 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1925 Baden-Baden – Round ? – Yates, Frederic D – 0-1 – Rubinstein, Akiba – G177 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1929 Karlsbad – Round 1 – Treybal, Karel – 1-0 – Vidmar Milan – G124 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1938 Krakow – Round ? – Poschauko, Karl – 1/2-1/2 – Pytlakowski, Andrzej – G14 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1940 Ventnor City – Round 5 – Donovan, Jeremiah – 1/2-1/2 – Adams, Weaver – G19 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1943 Salzburg – Round 1 – Rellstab, Ludwig – 0-1 – Alekhine, Alexander – G22 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. d5 Na5
1943 Salzburg – Round 1 – Schmidt, Pascal – 1/2-1/2 – Alekhine, Alexander – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. d5 Na5
1945 Pan American – Round 1 – Kashdan, Isaac – 0-1 – Reshevsky, Samuel – G42 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1946 New York ch-USA – Round 1 – Reshevsky, Samuel – 1-0 – Adams, Weaver – G46 1. Nf3 Nc6 2. e4 e5 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1946 Zagreb ch YUG – Round 3 – Milic, Borislav – 1-0 – Simonovic, Borko – G4 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1947 Mar del Plata – Round 11 – Michel, Paul – 1/2-1/2 – Bolbochan, Julio – G99 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1948 Budapest – Round 7 – Steiner, Lajos – 0-1 – Foltys, Jan – G40 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1948 Budapest – Round 7 – Szily, Jozsef – 0-1 – Gligorić, Svetozar – G39 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1948 Mar del Plata – Round 12 – Michel, Pascal – 0-1 – Najdorf, Miguel – G103 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1948 Mar del Plata – Round 5 – Michel, Pascal – 1/2-1/2 – De Freitas, Manuela Schmitz – G47 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1949 AUT-CSR Vienna AUT – Round 2 – Florian, Jaromir – 0-1 – Auer, Franz – G14 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1949 Trencianske Teplice – Round 10 – Prins, Laura – 1/2-1/2 – Rohacek, Ivan – G56 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1950 Interzonal – Round 9 – Pilnik, Herman – 1/2-1/2 – Tartakower, Savielly – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1950 Moscow Ch – Round 1 – Petrosian, Tigran A. – 1/2-1/2 – Zagoriansky, Evgeny – G23 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. d5 Na5
1950 Schiavno Zdroj – Round 1 – Tarnowski, Alfred – 0-1 – Pogats, Jozsef Jr. – G107 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1951 Marianske Lazne zt – Round 1 – Skold, Kent-Ake – 1/2-1/2 – Pachman, Ludek – G72 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1951 Moskou ch-URS – Round 1 – Aronin, Lev – 1-0 – Petrosian, Tigran A. – G110 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1952 Hungary Ch – Round 7 – Barcza, Gedeon – 1/2-1/2 – Kluger, Gyula – G42 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1952 Miedzyzdroje – Round 13 – Tarnowski, Alfred – 1-0 – Pytlakowski, Andrzej – G85 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1952 POL-ch10 – Round 17 – Dworzynski, Roman – 1-0 – Witkowski, Stefan – G126 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1954 POL Ch Lodz POL – Round ? – Gromek, Jozef – 1/2-1/2 – Witkowski, Stefan – G18 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1955 Erfurt – Round 8 – Dworzynski, Roman – 1/2-1/2 – Dittmann, Sieghart – G53 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1955 Prague tm Prague CZE – Round 4 – Witkowski, Stefan – 0-1 – Pachman, Ludek – G30 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1955 Zagreb – Round 5 – Trifunovic, Petar – 1-0 – Barcza, Gedeon – G64 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. d5 Na5
1956 CSR Ch sf Bratislava SVK – Round 8 – Ivanco, Imrich – 1-0 – Blatny, Frantisek – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1956 Krynica – Round 2 – Sojka, Emil – 0-1 – Milic, Borislav – G1 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1956 URS Ch sf – Round ? – Byvshev, Vasily – 1/2-1/2 – Ragozin, Viacheslav – G108 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. c3 Bg4 7. d4 b5 8. Bb3 Be7 9. Re1 O-O 10. d5 Na5
1956 URS Ch sf – Round ? – Rovner, Dmitry – 1-0 – Neishtadt, Yakov – G115 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1957 JUG Ch – Round 10 – Trifunovic, Petar – 1/2-1/2 – Rabar, Braslav – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1957 Leningrad Ch – Round 5 – Aronin, Lev – 1/2-1/2 – Mnatsakanian, Eduard A – G40 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1957 Sombor – Round 13 – Trifunovic, Petar – 1/2-1/2 – Vukcevich, Milan – G131 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. d5 Na5
1959 York ch-BCF – Round 8 – Penrose, Justin – 1/2-1/2 – Haygarth, Michael J – G96 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1960 BUL-ch14 – Round 13 – Karastoichev, Emil – 1-0 – Daskalov, Georgi – G13 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1960 BUL-ch14 – Round 9 – Karastoichev, Emil – 0-1 – Kolarov, Atanas S. – G9 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1960 Varna – Round 2 – Karastoichev, Emil – 0-1 – Daskalov, Georgi – G2 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1961 Baku ch-URS – Round 9 – Nezhmetdinov, Rashid – 0-1 – Gurgenidze, Bukhuti – G91 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 Be7 6. O-O O-O 7. Re1 b5 8. Bb3 d6 9. c3 Bg4 10. d5 Na5
1961 Debrecen – Round 12 – Padevsky, Nikola – 1-0 – Tarnowski, Alfred – G83 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1961 GBR Ch 48th – Round 5.7 – Cafferty, Bernard – 1/2-1/2 – Ansell, John – G43 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1961 Oberhausen etc – Round 6 – Teschner, Rudolf – 0-1 – Matanovic, Aleksandar – G162 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1962 Leningrad-Moscow m – Round ? – Rovner, Dmitry – 1/2-1/2 – Panov, Vladimir – G8 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1962 Moscow – Round ? – Padevsky, Nikola – 1/2-1/2 – Yudovich, Mikhail Jr – G74 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1963 URS Ch sf – Round ? – Vasiukov, Evgeni – 0-1 – Novopashin, Arkady – G14 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1964 Amsterdam Interzonal – Round 5 – Bronstein, David I – 1/2-1/2 – Pachman, Ludek – G47 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1964 Bordeaux Open Bordeaux FRA – Round 2 – Tringov, Georgi P – 1/2-1/2 – O'Kelly de Galway, Alberic – G13 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1964 CSR Ch – Round 17 – Novak, Ervin – 1-0 – Altschul, Milos – G132 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1964 Moscow RUS – Round 13 – Boleslavsky, Isaac – 1/2-1/2 – Nei, Iivo – G34 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1965 ARG Ch – Round 18 – Sanguineti, Raúl Carlos – 1/2-1/2 – Bolbochan, Jacobo – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1965 Belgrade – Round 12 – Tringov, Georgi P – 1-0 – Ostojic, Predrag – G70 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1965 Capablanca Memorial – Round 6 – Tringov, Georgi P – 1/2-1/2 – Parma, Bruno – G61 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1965 Hamburg etc – Round 2 – Radovici, Corvin – 1/2-1/2 – Smyslov, Vladimir – G23 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. Bc2 Na5
1965 HUN-ch21 – Round 1 – Varnusz, Egon – 0-1 – Filep, Tibor – G56 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1965 SM - Falkoping – Round 6 – Nilsson, Zandor – 1/2-1/2 – Kinnmark, Ove – G12 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. d5 Na5
1966 Havana CUB – Round ? – Stein, Leonid – 1-0 – Rodriguez Cespedes, Amador – G65 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1966 Hoogovens-B – Round 10 – Ostojic, Predrag – 1/2-1/2 – Westerinen, Heikki M.J. – G13 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1966 HUN Ch – Round ? – Dely, Peter – 1/2-1/2 – Kluger, Gyula – G5 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1966 IBM-B – Round 2 – Ostojic, Predrag – 1-0 – Hartoch, Robert G – G6 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1966 IBM-B – Round 6 – Hartoch, Robert G – 0-1 – Scholl, Eddie C – G20 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1966 Kislovodsk – Round 10 – Stein, Leonid – 0-1 – Geller, Efim P – G56 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1966 La Habana olm fin-A – Round 11 – Tringov, Georgi P – 1-0 – Garcia Martinez, Silvino – G213 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1966 La Habana olm fin-A – Round 3 – Stein, Leon Rico – 1-0 – Abreu Rodriguez, Juan Luis – G57 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1966 La Habana olm fin-A – Round 4 – Padevsky, Nikola – 1/2-1/2 – Lengyel, Laszlo – G75 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1966 La Habana olm prel – Round 6 – Rivera, Marino – 0-1 – Langeweg, Kick – G252 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1966 Panamerican – Round 1 – Aguirre Calero, Isabel Ariana – 0-1 – Cuellar Gacharna, Miguel – G44 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1966 Stockholm jub 6667 – Round 8 – Kinnmark, Ove – 1/2-1/2 – Book, Eero – G28 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1966 URS Team Ch – Round ? – Tukmakov, Vladimir B – 1-0 – Podgaets, Mikhail – G127 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1966 WchTJ U26 fin-A – Round 4 – Novak, Ervin – 1-0 – Ghizdavu, Dumitru – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1966 WchTJ U26 fin-A – Round 6 – Gheorghiu, Florin – 1-0 – Polgar, Botond Istvan – G34 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1966 WchTJ U26 fin-A – Round 6 – Spassov, Liuben – 0-1 – Fritsche, Ulrich – G36 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1966 WchTJ U26 fin-A – Round 8 – Novak, Ervin – 1-0 – Fritsche, Ulrich – G48 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1967 Leningrad – Round 1 – Nezhmetdinov, Rashid – 1-0 – Zakharov, Alexander V – G34 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1967 Liberation Belgrade YUG – Round 1 – Tringov, Georgi P – 1/2-1/2 – Sokolov, Vladimir – G3 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1967 Liberation Belgrade YUG – Round 2 – Ostojic, Predrag – 1/2-1/2 – Sokolov, Vladimir – G5 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1967 Sweden (ch) – Round 3 – Kinnmark, Ove – 1/2-1/2 – Berglund Martin – G14 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1967 Vrnjacka Banja zt – Round 15 – Gheorghiu, Florin – 1-0 – Gunnarsson, Gudmundur – G107 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1968 Capablanca Memorial – Round 1 – Ostojic, Predrag – 0-1 – Donner, Jan-Hein – G66 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1968 Cardenas/Matanzas/Santa Clara – Round 10 – Boudy Bueno, Julio Leonardo – 0-1 – Alvarez del Monte, Jose – G49 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1968 Reykjavik – Round ? – Vasiukov, Evgeni – 1-0 – Ostojic, Predrag – G86 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1968 Solingen – Round 8 – Szabo, Laszlo – 1/2-1/2 – Lengyel, Laszlo – G37 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1968 URS Team Ch – Round ? – Stein, Leonid – 1/2-1/2 – Kholmov, Ratmir D – G222 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1968 URS Team Ch – Round 1 – Popov, Nemanja G – 0-1 – Karpov, Aleksandr – G148 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1968 WchT U26 15th – Round 1 – Tukmakov, Vladimir B – 1/2-1/2 – Smejkal, Jakub – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1968 YUG Ch 23th – Round 4 – Bradvarevic, Aleksandar – 1/2-1/2 – Ivanovic, Bozidar – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1969 Moskou ch-URS – Round 1 – Stein, Leon Rico – 1/2-1/2 – Kholmov, Ratmir D – G164 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1969 Quito/Guayaquil zt – Round ? – Jimenez Zerquera, Eleazar – 1-0 – Campos Lopez, Mario – G14 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
1969 Sweden – Round 1 – Kinnmark, Ove – 1/2-1/2 – Skold, Kristian – G50 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
1969 WchT U26 fin-B 16th – Round 3.2 – Polgar, Istvan – 1-0 – Albert Garrote, Amadeo – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
40. Olympiad Open 2012 – Round 7.12 – Mastrovasilis, Dimitrios – 1/2-1/2 – Stevic, Hrvoje – G400 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
Bugojno 1978 – Round 11 – Tal, Mikhail – 1-0 – Gligoric, Svetozar – G63 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. d4 Bg4 10. d5 Na5
Hoogovens 1979 – Round 2 – Timman, Jan H – 1/2-1/2 – Huebner, Robert – G4 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. d5 Na5
Melody Amber, Blindfold, Monaco 1995 – Round 6 – Polgar, Judit – 1-0 – Nikolic, Predrag – G23 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. d4 Bg4 10. d5 Na5

C91h — Closed Bogoljubow

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.d4 Bg4 10.d5 Na5 11.Bc2 c6

Eval: [+0.06]

Les coups candidats

12.h3 — 75.8% (1687 parties)

Ambassadeurs : Kamsky, Gata (19x), Nijboer, Friso (17x), De Coverly, Roger D (17x), Hebden, Mark L (16x), Klundt, Klaus (15x), Negi, Parimarjan (14x), Vasiukov, Evgeni (11x), Vogt, Lothar (10x)

12.dxc6 — 20.3% (451 parties)

Ambassadeurs : Pajukari, Seppo (8x), Tringov, Georgi P (7x), Tukmakov, Vladimir B (6x), Kinnmark, Ove (5x), Padevsky, Nikola (5x), Milov, Leonid (5x), Alekhine, Alexander (4x), Witkowski, Stefan (4x)

12.b4 — 2.1% (47 parties)

Ambassadeurs : Dudeney, Keith (3x), Becker, Albert (2x), Steiner, Endre (1x), Steiner, Andreas (1x), Rivera, Marino (1x), Langeweg, Kick (1x), Motyvay, T. (1x), Pruess, Joachim (1x)

12.Nbd2 — 0.5% (12 parties)

Ambassadeurs : Nyman, Sture V (1x), Carlsson, Sven (1x), Rivera, Daniel (1x), Abelenda Nunez, Biel (1x), Vassilaropoulos, N. (1x), Thompson, Patrick (1x), Einwiller, Dieter (1x), Jojart, Juergen, Dr. (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	12.h3	12.dxc6	12.b4	12.Nbd2
<1800	24	33%	46%	8%	8%
1800-2200	414	70%	24%	3%	1%
2200-2600	1227	88%	11%	1%	0%
2600+	74	97%	3%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	12.h3	12.dxc6	12.b4	12.Nbd2
1920s	6	33%	33%	33%	—
1930s	2	50%	50%	—	—
1940s	23	9%	91%	—	—
1950s	37	11%	84%	—	3%
1960s	85	16%	80%	2%	—
1970s	174	79%	20%	—	1%
1980s	231	84%	13%	1%	0%
1990s	384	83%	14%	2%	0%
2000s	560	77%	19%	2%	1%
2010s	641	81%	14%	3%	0%
2020s	83	75%	14%	8%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
12.h3	81%	75%	▼ -6.7%
12.dxc6	14%	14%	+0.3%
12.b4	3%	8%	▲ +5.8%
12.Nbd2	0%	1%	▲ +0.7%

Joueurs célèbres

Champions du monde dans cette position

Alekhine, Alexander — 4 parties
Karpov, Anatoly — 3 parties
Carlsen, Magnus — 3 parties
Ding, Liren — 2 parties
Hou, Yifan — 2 parties
Euwe, Max — 1 partie
Smyslov, Vladimir — 1 partie
Karpov, Aleksandr — 1 partie
Tal, Mikhail — 1 partie
Anand, Viswanathan — 1 partie

Parties historiques

12.h3 — 75.8% (1687 parties)

1922 — Yates, Frederic D vs Rubinstein, Akiba — 0-1 — Hastings ENG
1925 — Yates, Frederic D vs Rubinstein, Akiba — 0-1 — Baden-Baden GER
1938 — Poschauko, Karl vs Pytlakowski, Andrzej — 1/2-1/2 — Krakow POL
1941 — Shishov, Mikhail vs Makogonov, Vladimir — 1-0 — Kutaisi
1946 — Milic, Borislav vs Simonovic, Borko — 1-0 — Zagreb ch YUG

12.dxc6 — 20.3% (451 parties)

1928 — Ilyin Zhenevsky, Alexander vs Rabinovich, Ilya Mar — 0-1 — Leningrad RUS
1929 — Treybal, Karel vs Vidmar Milan — 1-0 — Carlsbad CZE
1932 — ? vs Robitsek Paul — 0-1 — Vienna AUT
1940 — Donovan, Jeremiah vs Adams, Weaver — 1/2-1/2 — Ventnor City
1940 — Euwe, Max vs Keres, Paul Petrovich — 1-0 — Match Amsterdam NED

12.b4 — 2.1% (47 parties)

1928 — Steiner, Endre vs Becker, Albert — 1/2-1/2 — Wenen Trebitsch
1928 — Steiner, Andreas vs Becker, Albert — 1/2-1/2 — XII.Trebitsch /02/
1963 — Motyvay, T. vs Pruess, Joachim — 0-1 — corr EU/M
1966 — Rivera, Marino vs Langeweg, Kick — 0-1 — Havana CUB
1980 — Lehmusvaara, Esa vs Heinola, Kari P. — 0-1 — Uki

12.Nbd2 — 0.5% (12 parties)

1955 — Nyman, Sture V vs Carlsson, Sven — 0-1 — Stockholm SWE
1973 — Vassilaropoulos, N. vs Thompson, Patrick — 1-0 — Australia op
1985 — Rivera, Daniel vs Abelenda Nunez, Biel — 1-0 — Uruguay
1995 — Einwiller, Dieter vs Jojart, Juergen, Dr. — 1-0 — Wuerttemberg
2002 — Lavit, Michel vs Collins Andy — 0-1 — ?

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