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B25b — Closed (1902)
1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Nge2
Les coups candidats
Ambassadeurs : Tompa, Janos (13x), Carter, Maurice H (12x), Elo, Istvan (8x), Hoen, Ragnar Harald (7x), Pilnick, Carl (7x), Hoang, Thi Bao Tram (7x), Hug, Werner (6x), Inostroza, Pamela (6x)
6…Nf6 — 18.2% (926 parties)
Ambassadeurs : Reer, Erdmann (9x), Hoen, Ragnar Harald (4x), Tompa, Janos (4x), Klaiber, Reiner (4x), Chaika, Ivan (4x), Franz, Joachim (3x), Biebinger, Holger (3x), Stocko, Josip (3x)
Ambassadeurs : Tompa, Janos (9x), Rosen, Willy (6x), Spassky, Boris Vasily (4x), Wittmann, Walter (4x), Karpov, Anatoly (3x), ? (3x), Reer, Erdmann (3x), Adorjan, Andras (2x)
6…Rb8 — 12.4% (630 parties)
Ambassadeurs : Bak, Istvan (3x), Tompa, Janos (3x), Ardaman, Miles (3x), Carter, Maurice H (3x), Bollen, Guus (3x), Contreras Huaman, Fiorella (3x), Zwaig, Arne (2x), Szily, Jozsef (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…e6 6…Nf6 6…e5 6…Rb8
<1800 363 40% 28% 12% 9%
1800-2200 2521 48% 18% 15% 12%
2200-2600 1262 43% 13% 21% 17%
2600+ 25 36% 12% 36% 12%
Évolution par décennie (% des parties)
Décennie N parties 6…e6 6…Nf6 6…e5 6…Rb8
1950s 106 21% 21% 9% 15%
1960s 156 25% 19% 24% 16%
1970s 95 39% 14% 26% 7%
1980s 228 50% 11% 22% 9%
1990s 912 48% 17% 17% 11%
2000s 1522 49% 16% 15% 11%
2010s 1567 43% 23% 15% 12%
2020s 512 43% 15% 18% 21%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…e6 43% 43% ▲ +0.7%
6…Nf6 23% 15% ▼ -8.0%
6…e5 15% 18% ▲ +2.3%
6…Rb8 12% 21% ▲ +9.0%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 6 parties
Tal, Mikhail — 3 parties
Botvinnik, Mikhail — 1 partie
Karpov, Aleksandr — 1 partie
Smyslov, Vladimir — 1 partie
Carlsen, Magnus — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
6…e6 — 44.8% (2283 parties)
1950 — Bogoljubow, Efim vs Abhay Sheshrao Thorat — 1-0 — Southsea
1950 — Nielsen, Palle vs Vestol, Aage — 1/2-1/2 — Reykjavik ISL
1950 — Illgen, Hans vs Borowski, Piotr — 1/2-1/2 — ?
1950 — Sahlmann, Walter vs Bogoljubow, Efim — 1/2-1/2 — FRG-ch Bad Pyrmont GER
1951 — Koifman, Ilya I vs Cherepkov, Alexander V — 1-0 — URS-ch sf Sverdlovsk
6…Nf6 — 18.2% (926 parties)
1950 — Illgen, Hans vs Werner, Stephan — 1-0 — Bielefeld
1950 — Makarov, Andrei vs Ufimtsev, Anatoly — 0-1 — URS-ch sf Gorky
1951 — Keres, Paul Petrovich vs Bondarevsky, Igor — 1/2-1/2 — Ch URS, Moscow RUS
1951 — Grob, Henry vs Abiolla James — 1/2-1/2 — Bad Pyrmont GER
1952 — Sigurdsson, Gudjon vs Mangini, Jose Henrique de Mello — 0-1 — Helsinki olm
6…e5 — 16.4% (837 parties)
1954 — Smyslov, Vasily vs Botvinnik, Mikhail — 0-1 — Moskou wch-m
1957 — Goldberg, Grigory vs Boleslavsky, Isaac — 1/2-1/2 — Kiev UKR
1957 — Nowarra, Waltraud vs Paschke, Elfriede — 1/2-1/2 — Soemmerda
1957 — Emden, Hermann vs Florian, Tibor — 0-1 — San Benedetto
1957 — Shishov, Mikhail vs Zhukhovitsky, Samuel — 0-1 — Tbilisi GEO
6…Rb8 — 12.4% (630 parties)
1950 — Rellstab, Ludwig vs Rabar, Braslav — 1-0 — Bled SLO
1951 — Smyslov, Vladimir vs Kopylov, Nazar — 1-0 — Moskou ch-URS
1951 — Makarov, Andrei vs Sokolsky, Alexey — 0-1 — Lvov UKR
1952 — Simagin, Vladimir vs Kotov, Alexander — 0-1 — Moscow RUS
1952 — Panov, Vasily vs Taimanov, Mark — 1-0 — Game