A53w — Old Indian: 3.Nc3 Nbd7 4.e4 e5 5.d5

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.d5 * ● Trait aux Noirs

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 b5 et la paire de fous.

Côté adverse. Les fous enfermés en c8 et f8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier g1, les fous c1 et f1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; Nf3 (Développer Ng1) ; Bg5 (Clouer Nf6) ; Bd3 (Développer Bf1).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur la case forte c5, un avant-poste en c5 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et f1 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (les fous c8 et f8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...Bf5 (Développer Bc8) ; ...Be7 (Développer Bf8) ; ...c6 (Rupture) ; ...c5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● c4→d5, e4→d5	● d6→e5, c7→d6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0)	● c5 (2v0)
Cases faibles	—	● d5
Centre	● d5 (4v1)	● e5 (2v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 2)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	5 (g1, c1, f1, a1, h1)	4 (c8, f8, a8, h8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c4-c5, ● f2-f3	● …c7-c6, ● …c7-c5

Partie
1906 Lodz – Round 2 – Salwe, Georg – 0-1 – Cigorin, Michael Ivanovic – G9 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Bd3 Nf8 7. Nf3 Ng6 8. h3 O-O 9. g4 Re8 10. Ne2 Bf8
1922 Bad Pistyan – Round 9 – Reti, Richard – 1/2-1/2 – Bogoljubow, Efim – G53 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 g6 6. g3 Bg7 7. Bg2 O-O 8. Nge2 Nb6 9. b3 Kh8 10. O-O Nh5
1929 Scarborough – Round 2 – Saunders, Harold – 1-0 – Jackson, John Marvin – G1 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Bd3 O-O 7. Be3 Nb6 8. h3 h6 9. g4 Nbd7 10. Nf3 g5
1935 Buenos Aires – Round 10 – Piazzini, Luis – 1/2-1/2 – Vinuesa, Juan – G74 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Nc5 6. f3 a5 7. Be3 Be7 8. Nge2 g5 9. Bxg5 Nxd5 10. Bxe7 Nxe7
1936 Mar del Plata – Round 11 – Bolbochan, J. – 1/2-1/2 – Guimard, Carlos E – G78 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Bd3 Nc5 7. Bc2 a5 8. Nge2 Nh5 9. Ng3 Nxg3 10. hxg3 Bg5
1940 Moskou ch-URS – Round 1 – Makogonov, Vladimir – 1/2-1/2 – Panov, Vasily – G22 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Be3 O-O 7. f3 c5 8. Qd2 Ne8 9. g3 a6 10. h4 Nc7
1943 Sverdlovsk – Round 2 – Makogonov, Vladimir – 1-0 – Smyslov, Vladimir – G11 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Nc5 6. f3 a5 7. Be3 Be7 8. Qd2 O-O 9. g4 Ne8 10. h4 c6
1946 Nt Regensburg GER – Round 6 – Meyer, Christian Hermann – 1-0 – Bohatirchuk, Fedor – G10 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 g6 6. Be3 Bg7 7. g4 h5 8. g5 Nh7 9. h4 f6 10. Be2 fxg5
1946 Pittsburgh Open – Round 6 – Steiner, Herman – 1/2-1/2 – Kupchik, Abraham – G17 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Nge2 O-O 7. Ng3 Re8 8. Bd3 Nc5 9. Bc2 a5 10. O-O Bf8
1948 Venice – Round 1 – Benvenuti, Carlo – 0-1 – Stalda, Giuseppe – G19 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Nf3 Nf8 7. g3 Ng6 8. Bg2 Bd7 9. h3 Qc8 10. Be3 O-O
1951 DDR Ch – Round 5 – Mueller, Claus – 1/2-1/2 – Pietzsch, Wolfgang – G7 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 g6 6. Bg5 Bg7 7. f3 a6 8. Nh3 Nb6 9. Nf2 O-O 10. Qd2 Qe7
1953 HUN Ch Budapest HUN – Round 1 – Borloy, Karoly – 0-1 – Gasztonyi, Endre – G17 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. f3 O-O 7. g4 Ne8 8. Nge2 Bh4+ 9. Ng3 c6 10. Be3 a6
1954 ITA-ch17 – Round 5 – Napolitano, Mario – 0-1 – Nestler, Vincenzo – G8 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Nge2 c6 7. Ng3 Nb6 8. Be2 O-O 9. O-O cxd5 10. cxd5 Bd7
1954 Kiev ch-URS – Round 1 – Sokolsky, Alexey – 1/2-1/2 – Nezhmetdinov, Rashid – G15 1. c4 Nf6 2. Nc3 d6 3. d4 Nbd7 4. e4 e5 5. d5 Nc5 6. f3 a5 7. Be3 Be7 8. Qd2 O-O 9. Nge2 Ne8 10. g4 h6
1954 Mar del Plata – Round 16 – Maderna, Carlos – 0-1 – Rossetto, Hector – G121 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Bd3 O-O 7. h3 c5 8. Nge2 a6 9. a4 Ne8 10. Be3 Bg5
1954 Montevideo – Round 1 – Salas Romo, Julio – 0-1 – Canchomoni Olivera, Josue Gabriel – G11 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Be2 Nc5 7. Qc2 a5 8. Nf3 O-O 9. Be3 Na6 10. h3 Ne8
1954 Olympiad final A – Round 1 – Bobotsov, Milko G – 1-0 – Panno, Oscar – G18 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 c6 6. f3 a5 7. Be3 Be7 8. Qd2 a4 9. Nge2 Nc5 10. g4 Nfd7
1954 Olympiad prel II – Round 1 – Bobotsov, Milko G – 1-0 – Bohatyrchuk, Fedir Parfenovych – G6 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. f3 O-O 7. Be3 Ne8 8. Qd2 Nc5 9. Nge2 f5 10. b4 Na6
1956 ITA-ch18 Rovigo – Round 8 – Romani, Elio – 1-0 – Zichichi, Alvise – G25 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 g6 6. Be3 Bg7 7. f3 Nh5 8. Qd2 f5 9. O-O-O f4 10. Bf2 a6
1956 Moscow olm prel – Round 4 – Enevoldsen, Jens – 1/2-1/2 – Lokvenc, Josef – G118 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Nge2 h5 7. f3 h4 8. Be3 c5 9. Qd2 a6 10. Nc1 Nh7
1956 URS Ch, semi final – Round 1 – Chukaev, Egor – 1/2-1/2 – Zurakhov, Vladlen Y – G10 1. c4 Nf6 2. Nc3 d6 3. d4 Nbd7 4. e4 e5 5. d5 Be7 6. Bd3 O-O 7. h3 c6 8. Nf3 cxd5 9. cxd5 Nc5 10. Bc2 a5
1957 Leningrad Ch – Round 11 – Zhukhovitsky, Samuel – 0-1 – Zilber, Israel – G81 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Be3 O-O 7. f3 c5 8. Qd2 a6 9. Nge2 Rb8 10. Nc1 Ne8
1957 Leningrad Ch – Round 8 – Antoshin, Vladimir S – 1-0 – Zilber, Israel – G63 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Nc5 6. f3 Nh5 7. Be3 Be7 8. Qd2 h6 9. Qf2 O-O 10. h4 f5
1958 Danmarksmesterskabet – Round 11 – Gemzoe, Jacob Erhard – 0-1 – Norman Hansen, Holger – G39 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Nge2 O-O 7. Ng3 Ne8 8. Bd3 a6 9. Be3 Bg5 10. Bxg5 Qxg5
1958 Manhattan CC Ch fin 5758 – Round 4 – Kramer, George – 1-0 – Turner, Abe J – G11 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Nc5 6. f3 a5 7. Nge2 g6 8. Ng3 Bg7 9. h4 h5 10. Bg5 Bh6
1958 Munich olm prel – Round 5 – Johansson, Inge V – 0-1 – Blau, Max – G109 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Nc5 6. f3 Nh5 7. Be3 Be7 8. Qd2 h6 9. Nge2 Bg5 10. Nd1 Bxe3
1959 Buenos Aires – Round 1 – Bielicki, Carlos – 1/2-1/2 – Rossetto, Hector – G4 1. c4 Nf6 2. Nc3 d6 3. d4 Nbd7 4. e4 e5 5. d5 Be7 6. Nge2 g6 7. f3 h5 8. Be3 c5 9. Nc1 a6 10. a4 h4
1959 USSR – Round 1 – Dubinin, Peter – 1-0 – Zubarev, Nikolai – G5 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Be3 O-O 7. Bd3 Ne8 8. Qd2 Nc5 9. Bc2 a5 10. Nge2 g6
1960 Buenos Aires – Round 13 – Benko, Francisco – 0-1 – Bolbochan, J. – G136 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Bd3 O-O 7. Nge2 Ne8 8. Ng3 Bg5 9. Be2 g6 10. Bxg5 Qxg5
1960 Leipzig olm fin-A – Round 1 – Golz, Werner – 0-1 – Bazan, Osvaldo – G6 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Be2 O-O 7. Nf3 c5 8. O-O Ne8 9. a3 b6 10. Ne1 Bg5
1960 Ljubljana – Round 4 – Smederevac, Petar – 1/2-1/2 – Udovcic, Mijo – G36 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 c6 6. Bd3 Be7 7. Nge2 O-O 8. O-O Nh5 9. Ng3 Nf4 10. Bc2 g6
1960 Sao Paulo zt – Round 4 – Reinhardt, Enrique – 0-1 – Aguilera Bazan, Oscar – G23 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Bd3 O-O 7. f3 c5 8. Be3 Ne8 9. Nge2 Bg5 10. Bf2 a6
1960 Sao Paulo zt – Round 9 – Carvalho, Luiz Candido Brant – 0-1 – German, Eugenio – G48 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Bd3 O-O 7. Nge2 c6 8. O-O cxd5 9. cxd5 Nc5 10. Bc2 Qb6
1961 Belgrade – Round 1 – Stadler Pezzini, Leonardo – 0-1 – Zatulovskaya, Tatiana – G6 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Be3 O-O 7. Qd2 Ng4 8. Nf3 Nxe3 9. fxe3 a5 10. O-O-O Nc5
1961 Buenos Aires ch-ARG – Round 17 – Luckis, Marcos – 0-1 – Bazan, Osvaldo – G105 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Nge2 c5 7. Ng3 O-O 8. Bd3 Ne8 9. h4 Rb8 10. a4 b6
1961 CSR Ch – Round 18 – Trapl, Jindrich – 1-0 – Kavalek, Lubomir – G167 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Be3 O-O 7. f3 Nh5 8. Qd2 c5 9. Nh3 g6 10. Bh6 Ng7
1961 Hastings6162 – Round 5 – Aaron, Manuel – 0-1 – Gligorić, Svetozar – G19 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Nc5 6. f3 a5 7. Be3 Be7 8. Nge2 O-O 9. g4 Ne8 10. Qd2 g6
1961 New York ch-USA – Round 8 – Kramer, Gerald – 0-1 – Seidman, Herbert – G36 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 g6 6. Nge2 Bg7 7. Ng3 h5 8. h4 Nh7 9. Be2 Bf6 10. Bxh5 gxh5
1962 Hoogovens – Round 7 – Aaron, Manuel – 0-1 – Langeweg, Kick – G32 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. g3 O-O 7. Bg2 c6 8. Nge2 cxd5 9. cxd5 a5 10. O-O Nc5
1962 Poznan ch POL – Round 1 – Balcerowski, Witold – 1/2-1/2 – Klaput, Edward – G2 1. d4 Nf6 2. c4 d6 3. d5 Nbd7 4. Nc3 e5 5. e4 Nc5 6. f3 a5 7. g3 g6 8. Nh3 Bg7 9. Bg2 O-O 10. Bg5 h6
1962 Sofia – Round 7 – Popov, Lazar – 1/2-1/2 – Lilienthal, Andor – G42 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 c6 6. Be3 Be7 7. f3 cxd5 8. cxd5 a6 9. Nge2 b5 10. Nc1 Nb6
1962 Stockholm Interzonal – Round 17 – Aaron, Manuel – 1/2-1/2 – Bertok, Mario Jr. – G22 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Be2 Nc5 7. Qc2 a5 8. Nf3 O-O 9. Nd2 Ne8 10. Nb3 Bg5
1963 AUS Ch – Round 10 – Leonhardt, Wolfgang – 1-0 – Koshnitsky, Gregory – G10 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 a5 6. Bd3 Nc5 7. Bc2 Be7 8. h3 O-O 9. Nge2 Ne8 10. g4 Bg5
1963 Bad Liebenstein – Round 6 – Malich, Burkhard, Dr. – 1/2-1/2 – Ciocaltea, Victor – G36 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 c5 6. Bd3 a6 7. h3 g6 8. Nge2 h5 9. O-O h4 10. Bg5 Be7
1963 Leningrad – Round 1 – Bykova, Elizaveta – 1-0 – Klaman, Konstantin Mikhailovich – G2 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Nc5 6. f3 a5 7. Be3 Nfd7 8. Nh3 Be7 9. Qd2 h6 10. g3 Nb6
1963 Odense – Round 9 – Korning, Peter – 0-1 – Haahr, Thorkild – G31 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Nc5 6. f3 Be7 7. Be3 Nfd7 8. Qd2 a5 9. Nge2 Na6 10. Ng3 Ndc5
1963 Sochi – Round 7 – Zaitsev, Aleksandr – 0-1 – Ciocaltea, Victor – G42 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 c5 6. Bd3 a6 7. Be3 g6 8. h4 Nh5 9. Nge2 Bg7 10. g4 Nf4
1964 ARG Ch – Round 8 – Wexler, Bernardo – 1-0 – Pugach, Mario – G35 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Nc5 6. f3 a5 7. Be3 Be7 8. Nge2 O-O 9. g3 b6 10. Bg2 Nfd7
1964 Budapest ch-HUN – Round 1 – Forintos, Gyozo V – 1/2-1/2 – Csom, Istvan – G37 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 g6 6. Nge2 Nh5 7. Be3 Bg7 8. Qd2 h6 9. Ng3 Ndf6 10. f3 Bd7
1965 Belgrade – Round 13 – Karaklajic, Nikola – 1-0 – ? – G73 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 c6 6. Bd3 g6 7. Nge2 Bg7 8. O-O O-O 9. b4 c5 10. a3 Nh5
1965 Buenos Aires – Round 14 – Bielicki, Carlos – 1-0 – Luna Osorio, David – G67 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. g3 O-O 7. Bg2 h6 8. Be3 Re8 9. f3 c6 10. Nge2 Nf8
1965 Hamburg etc – Round 8 – Szabo, Ladislav – 1/2-1/2 – Langeweg, Kick – G96 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Nge2 O-O 7. Ng3 c6 8. Be2 cxd5 9. cxd5 Ne8 10. O-O a5
1965 Santiago Santiago de Chile – Round ? – Ader Hausman, Walter – 0-1 – Bielicki, Carlos – G7 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Nge2 g6 7. f3 Nh5 8. g3 O-O 9. Bh6 Ng7 10. Qd2 Kh8
1966 La Habana olm prel – Round 6 – Hangelbroek, Peter – 0-1 – Schweber, Samuel – G214 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Be2 O-O 7. g4 Nc5 8. Bf3 a5 9. b3 c6 10. Be3 cxd5
1966 La Habana olm prel – Round 6 – Salazar Jacob, Hernan – 0-1 – Addison, Wiliam G – G215 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 c6 6. Be3 Be7 7. h3 Qa5 8. Qd2 Nc5 9. Rb1 Qc7 10. f3 Nh5
1966 Sochi – Round 1 – Bertok, Mario Jr. – 0-1 – Sergievsky, Vladimir – G6 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Nge2 Nc5 7. f3 a5 8. Be3 O-O 9. Qd2 Ne8 10. g4 c6
1966 Sochi – Round 4 – Bertok, Mario Jr. – 0-1 – Sergievsky, Vladimir D – G18 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Nge2 Nc5 7. f3 a5 8. Be3 O-O 9. Qd2 Ne8 10. g4 c6
1968 Reykjavik – Round ? – Thorbergsson, Freysteinn – 1-0 – Addison, Wiliam G – G82 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. g3 c6 7. Bg2 Qb6 8. Nge2 h5 9. h3 Qa6 10. b3 cxd5
SWIFT 1986 – Round 1 – Seirawan, Yasser – 1/2-1/2 – Zapata, Alonso – G4 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Nc5 6. f3 a5 7. Be3 Be7 8. Qd2 O-O 9. Nge2 Ne8 10. Nc1 h6
Tournament of Stars 1979 – Round 2 – Spassky, Boris V. – 1-0 – Kavalek, Lubomir – G2 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Nf3 O-O 7. Be2 Nc5 8. Qc2 a5 9. Be3 b6 10. h3 h6
World Rapid 2019 – Round 2.57 – Kazhgaleyev, Murtas – 1/2-1/2 – Demchenko, Aleksandr – G127 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. d5 Nbd7 5. e4 Nc5 6. f3 a5 7. Be3 Be7 8. Qd2 O-O 9. Nge2 c6 10. g4 cxd5

A53w —

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.d5

Eval: [+0.58]

Les coups candidats

5…Be7 — 40.3% (1000 parties)

Ambassadeurs : Soltis, Andrew (5x), Iuldachev, Saidali (5x), Lorenzo De Los Santos, Luis L. (4x), Bertok, Mario Jr. (3x), Boensch, Uwe (3x), Zagrebelny, Sergey (3x), Malin, Odd Gunnar (3x), Dumitrache, Dragos-Nicolae (3x)

5…Nc5 — 37.7% (936 parties)

Ambassadeurs : Solonar, Stefan (11x), Casper, Thomas (9x), Boensch, Uwe (8x), Heinig, Wolfram, Dr. (8x), Knaak, Rainer (6x), Kovalevskaya, Ekaterina (6x), Zsinka, Laszlo (6x), Dengler, Dijana (5x)

5…g6 — 11.0% (274 parties)

Ambassadeurs : Rojicek, Vojtech (6x), Bielczyk, Jacek (4x), Dobrovolsky, Ladislav (4x), Bryla, Hanna (4x), Jasny, Stanislav (3x), Casper, Thomas (2x), Vogt, Lothar (2x), McDonald, Neil (2x)

5…c6 — 5.6% (139 parties)

Ambassadeurs : Agrest, Evgenij (2x), Erenska-Barlo, Hanna (2x), Shlakich, Anna (2x), Urban, Klaudiusz (2x), Damljanovic, Branko (2x), Ibanez Guillen, Enrique (1x), De Witt, Rodolfo (1x), Von Spreckelsen, Albert (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5…Be7	5…Nc5	5…g6	5…c6
<1800	73	52%	25%	4%	12%
1800-2200	969	40%	37%	11%	6%
2200-2600	915	38%	42%	12%	4%
2600+	9	44%	56%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	5…Be7	5…Nc5	5…g6	5…c6
1900s	3	100%	—	—	—
1910s	2	100%	—	—	—
1920s	7	86%	—	14%	—
1930s	5	40%	20%	—	20%
1940s	11	45%	27%	18%	—
1950s	27	56%	30%	7%	7%
1960s	68	38%	34%	9%	13%
1970s	51	41%	41%	12%	4%
1980s	171	39%	43%	8%	5%
1990s	534	41%	37%	12%	5%
2000s	689	43%	32%	12%	7%
2010s	762	40%	40%	10%	5%
2020s	154	21%	55%	13%	5%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5…Be7	40%	21%	▼ -18.9%
5…Nc5	40%	55%	▲ +14.8%
5…g6	10%	13%	▲ +3.0%
5…c6	5%	5%	+0.5%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 1 partie

Parties historiques

5…Be7 — 40.3% (1000 parties)

1905 — Koehler, Adalbert vs Curt, Elmin — 1-0 — New York, NY USA
1906 — Salwe, Georg vs Cigorin, Michael Ivanovic — 0-1 — Lodz POL
1909 — Marshall Viele, Fabrizio Aaron vs Moorman, Lester — 1-0 — Bath Beach
1912 — Esser, Jan vs Baudet, Henry — 0-1 — Delft NED
1913 — Rubinstein Solomon vs Staffer, John Homer — 0-1 — New York, NY USA

5…Nc5 — 37.7% (936 parties)

1935 — Piazzini, Luis vs Vinuesa, Juan — 1/2-1/2 — Buenos Aires ARG
1943 — Makogonov, Vladimir vs Smyslov, Vladimir — 1-0 — Sverdlovsk
1948 — Yudovich, Mikhail vs Duz-Khotimirsky, Fedor Ivanovich — 1-0 — Moscow RUS
1949 — Malchev, Andrej vs Mechkarov, Stefan — 0-1 — Sofia BUL
1952 — Roizin, Andrey vs Sorokin, Garald K. — 0-1 — Odessa UKR

5…g6 — 11.0% (274 parties)

1922 — Reti, Richard vs Bogoljubow, Efim — 1/2-1/2 — Bad Pistyan CZE
1941 — Durkin, Robert vs Mengarini, Ariel — 1/2-1/2 — Ventnor City
1946 — Meyer, Christian Hermann vs Bohatirchuk, Fedor — 1-0 — Nt Regensburg GER
1951 — Mueller, Claus vs Pietzsch, Wolfgang — 1/2-1/2 — Schwerin GER
1956 — Romani, Elio vs Zichichi, Alvise — 1-0 — ITA-ch18 Rovigo

5…c6 — 5.6% (139 parties)

1931 — Ibanez Guillen, Enrique vs De Witt, Rodolfo — 1-0 — Argentina
1954 — Bobotsov, Milko G vs Panno, Oscar — 1-0 — Amsterdam NED
1955 — Shiyanovsky, Vladislav Ivanovich vs Zurakhov, Vladlen Y — 0-1 — URS-ch sf Riga LAT
1960 — Smederevac, Petar vs Udovcic, Mijo — 1/2-1/2 — Ljubljana
1961 — Cortes Gheorghiu, Christian vs Abeledo Calvo, Uxia — 1-0 — The Hague NED

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