A25v - 3.g3 Nf6 4.Bg2 Bc5 5.e3 - Closed [+0.34]

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A25v — Closed
1.c4 e5 2.Nc3 Nc6 3.g3 Nf6 4.Bg2 Bc5 5.e3
Eval: [+0.34]
Les coups candidats
5…O-O — 49.0% (1904 parties)
Ambassadeurs : Vetter, Udo (19x), Hjorth, Jesper (15x), Molina, Vicente Andres (7x), Owens, Johnny (7x), Watson, Roland (6x), Helmer, Janos (6x), Movsesian, Sergei (6x), MacMillen, Andrew N (6x)
5…d6 — 29.3% (1137 parties)
Ambassadeurs : Rutter, Blair A (6x), Vetter, Udo (5x), Watson, Roland (4x), Najer, Evgeniy (3x), Morley, Paul (3x), Hryniw, Michael (3x), Ochs, Daniel Elias (3x), Noboa Silva, Kevin (3x)
5…d5 — 12.4% (481 parties)
Ambassadeurs : Korneev, Oleg (6x), Degtiarev, Evgeny (5x), Meszaros, Andras (4x), Miles, Anthony J (3x), Kopp, Peter, Dr. (3x), Tomescu, Victor-Alexandru (3x), Tishin, Petr (3x), Vojta, Tomas (3x)
5…a6 — 5.9% (231 parties)
Ambassadeurs : Koltanowski, George (2x), Colle, Edgar (2x), Ollek, Karl-Heinz (2x), Skurygin, Anton (2x), Granara Barreto, Sebastian (2x), Vilella Bertran, Joan (2x), Kulon, Klaudia (2x), Gibaud, Amedee (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…O-O 5…d6 5…d5 5…a6
<1800 289 50% 35% 3% 7%
1800-2200 1540 50% 29% 13% 6%
2200-2600 994 46% 23% 22% 8%
2600+ 30 27% 20% 37% 17%
Évolution par décennie (% des parties)
Décennie N parties 5…O-O 5…d6 5…d5 5…a6
1920s 3 33% — — 67%
1930s 6 33% 50% — 17%
1940s 7 14% 57% — —
1950s 17 59% 41% — —
1960s 18 33% 56% — —
1970s 22 45% 45% 9% —
1980s 70 44% 30% 17% 3%
1990s 463 49% 34% 8% 4%
2000s 1137 49% 28% 14% 5%
2010s 1896 51% 28% 12% 7%
2020s 246 35% 33% 19% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…O-O 51% 35% ▼ -16.1%
5…d6 28% 33% ▲ +5.4%
5…d5 12% 19% ▲ +7.5%
5…a6 7% 8% ▲ +1.3%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 1 partie
Karpov, Anatoly — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
5…O-O — 49.0% (1904 parties)
1921 — Reshevsky, Samuel vs Irving Spero — 1-0 — City Club of Cleveland, Cleveland, OH USA
1938 — Smyslov, Vasily vs Shakhrai, Valentina — 0-1 — Gorky
1938 — Shamaev, Leonid vs Kopaev, Nikolay A — 1-0 — Leningrad RUS
1942 — Christoffel, Martin vs Grob, Henry — 0-1 — Vaduz
1950 — Bogoljubow, Efim vs Schindler, Josef — 1-0 — FRG-ch Bad Pyrmont GER
5…d6 — 29.3% (1137 parties)
1934 — Hastings, George Henry vs Crakanthorp, Spencer — 0-1 — Sydney AUS
1934 — Joss, Hermann vs Bernstein, Olivia — 0-1 — Zurich SUI
1936 — Marshall, Frank vs Reinfeld, Fred — 1-0 — Marshall CC ch
1940 — Rebane, Joonas vs Sarapu, O. — 1-0 — Parnu EST
1945 — Fine, Reuben vs Knapp, EM. — 1-0 — Richmond
5…d5 — 12.4% (481 parties)
1973 — Adams Astudillo, John vs Azogue Pereyra, Moises — 0-1 — corr GB-ARG
1977 — Behle, Burkhard, Dr. vs Kopp, Benjamin — 0-1 — corr BdF-PK
1981 — Leitner, Maximilian vs Kopp, Bernd, Dr. — 1/2-1/2 — GER
1981 — Skarke, Hermann vs Kopp, Peter, Dr. — 1-0 — FRG-ch17 corr7982
1981 — Fries-Nielsen, Jens Ove vs Kopp, Bernd, Dr. — 1/2-1/2 — Duitsland tt
5…a6 — 5.9% (231 parties)
1925 — Koltanowski, George vs Colle, Edgar — 1/2-1/2 — Gand
1925 — Koltanowski, George vs Colle, Edgar — 1/2-1/2 — Brussels BEL
1933 — Gibaud, Amedee vs Gromer, Aristide — 0-1 — Sarreguemines
1985 — Tatarczak, Jan vs Holmela, Kari — 1-0 — Benidorm
1989 — Acacio Serrano, Anabella Victoria vs Profeta Castro, Clevyton — 1-0 — corr Italy