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A53j — Janowski
1.d4 Nf6 2.c4 d6 3.Nc3 Bf5
Eval: [+0.92]
Les coups candidats
4.f3 — 38.1% (674 parties)
Ambassadeurs : Pandurevic, Miro (16x), Shirazi, Kamran (14x), Moehring, Guenther (11x), Gruzmann, Boris (11x), Benoit, Michel (10x), Nadassy, Attila (9x), Lenz, Juergen (9x), Gyurkovics, Miklos (8x)
4.Nf3 — 27.9% (494 parties)
Ambassadeurs : Shirazi, Kamran (15x), Gruzmann, Boris (9x), Lenz, Juergen (8x), Gheorghiu, Florin (6x), Moehring, Guenther (6x), Derjabin, Ilja (6x), Benoit, Michel (5x), Pandurevic, Miro (5x)
4.g3 — 22.9% (405 parties)
Ambassadeurs : Lenz, Juergen (13x), Shirazi, Kamran (10x), Mollaoglu, Ergin (6x), Bielczyk, Jacek (5x), Gruzmann, Boris (5x), Bosch, Jeroen (4x), Chabradze, Boris (4x), Kislinsky, Alexey (4x)
4.Bg5 — 4.4% (77 parties)
Ambassadeurs : Moehring, Guenther (3x), Bauman, Judson (2x), Blocker, Calvin (2x), Nikolov, Sasho (2x), Tisevich, Roman (2x), Staw, Philippe (1x), Roethel, Michel (1x), Whitcutt (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.f3 4.Nf3 4.g3 4.Bg5
<1800 53 23% 53% 11% 2%
1800-2200 468 43% 26% 18% 4%
2200-2600 872 38% 25% 28% 4%
2600+ 18 33% 28% 28% 11%
Évolution par décennie (% des parties)
Décennie N parties 4.f3 4.Nf3 4.g3 4.Bg5
1920s 10 20% 30% 20%
1930s 8 50% 12% 38%
1950s 7 86% 14%
1960s 41 44% 27% 22% 5%
1970s 40 62% 18% 10% 10%
1980s 143 41% 29% 22% 6%
1990s 351 37% 27% 21% 6%
2000s 514 41% 25% 22% 5%
2010s 563 33% 32% 25% 2%
2020s 92 36% 24% 30% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.f3 33% 36% ▲ +2.8%
4.Nf3 32% 24% ▼ -8.4%
4.g3 25% 30% ▲ +5.4%
4.Bg5 2% 2% -0.3%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 7 parties
Alekhine, Alexander — 1 partie
Karpov, Aleksandr — 1 partie
Anand, Viswanathan — 1 partie
Karpov, Anatoly — 1 partie
Parties historiques
4.f3 — 38.1% (674 parties)
1921 — Reshevsky, Samuel vs Borochov, Harry — 1/2-1/2 — Los Angeles, CA USA
1925 — Norman, George vs Janowski, Dawid — 1/2-1/2 — Hastings ENG
1936 — Fine, Reuben vs Mueller, Hans — 1-0 — Busum NED
1936 — Piazzini, Luis vs Pleci, Isaias — 1/2-1/2 — Mar del Plata ARG
1936 — Paroulek, Vit vs Kubanek, Jindrich — 1/2-1/2 — Podebrady CZE
4.Nf3 — 27.9% (494 parties)
1923 — Becker Griesbeck, Achille vs Gruber, Theo — 1-0 — Vienna AUT
1923 — Becker Griesbeck, Achille vs Fischer Martinez, Fabian Andres — 1-0 — Vienna AUT
1924 — Seitz, Jakob Adolf vs Exner, Gyozo — 1/2-1/2 — Gyor
1939 — Boettner, Luis Oscar vs Skalicka, Karel — 0-1 — Buenos Aires ARG
1961 — Polugaevsky, Lev vs Gurgenidze, Bukhuti — 1-0 — Baku ch-URS
4.g3 — 22.9% (405 parties)
1924 — Alekhine, Alexander vs Janowski, Dawid — 1-0 — New York, NY USA
1925 — Rabinovich, Ilya Mar vs Capablanca, Jose — 1/2-1/2 — Moscow RUS
1930 — Agrelo Portela, Helena vs Nogues Acuna, Alejandro — 1/2-1/2 — Buenos Aires ARG
1936 — De Groot, Adriaan vs Cole, Henry Holwell — 1-0 — Hastings ENG
1939 — Pleci, Isaias vs Skalicka, Karel — 1-0 — Buenos Aires ARG
4.Bg5 — 4.4% (77 parties)
1962 — Staw, Philippe vs Roethel, Michel — 1/2-1/2 — Paris FRA
1964 — Whitcutt vs Jamieson, Peter M — 0-1 — Glorney Cup
1972 — Appleberry, Martin vs Gheorghiu, Florin — 1/2-1/2 — Atlantic City
1973 — Bauman, Judson vs Wall, Bill — 0-1 — ?
1973 — Bauman, Judson vs de Wall, Robert — 0-1 — U Tapao, Thailand