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A58k — Fianchetto Variation
1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 d6 7.Nf3 g6 8.g3
Les coups candidats
Ambassadeurs : Cazzaniga, Walter (10x), Peralta, Fernando (10x), Bellon Lopez, Juan Manuel (9x), Hort, Vlastimil (8x), Zpevak, Pavel (7x), Hansen, Lars Bo (6x), Truskavetsky, Alexandr (6x), Benko, Pal (5x)
8…Nbd7 — 5.2% (154 parties)
Ambassadeurs : Banikas, Hristos (3x), Gunnarsson, Jon Viktor (3x), Palatnik, Semon (2x), Kakageldyev, Amanmurad (2x), Van der Stricht, Geert (2x), Stanojoski, Zvonko (2x), Cordes, Hans-Joerg, Dr. (1x), Berg, Klaus (1x)
8…Qa5 — 0.2% (6 parties)
Ambassadeurs : Látal, Frantisek (2x), Michalik, Peter (1x), Bures, Jaroslav (1x), Shabaev, Vladimir Nikolaevich (1x), Pawlowski, Willi (1x), Vegjeleki, Adolf (1x), Sjugirov, Sanan (1x), Dobrov, Vladimir (1x)
8…Nfd7 — 0.0% (1 parties)
Ambassadeurs : Oliva Meneses, Juan Carlos (1x), Rosero, Jefferson (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…Bg7 8…Nbd7 8…Qa5 8…Nfd7
<1800 187 96% 4%
1800-2200 1225 96% 4% 0% 0%
2200-2600 1069 92% 8% 0%
2600+ 20 70% 30%
Évolution par décennie (% des parties)
Décennie N parties 8…Bg7 8…Nbd7 8…Qa5 8…Nfd7
1950s 1 100%
1960s 5 100%
1970s 153 95% 5%
1980s 188 95% 5%
1990s 463 98% 2%
2000s 1005 94% 6%
2010s 1064 93% 6% 1% 0%
2020s 72 96% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…Bg7 93% 96% ▲ +2.6%
8…Nbd7 6% 4% ▼ -1.9%
8…Qa5 1% 0% ▼ -0.6%
8…Nfd7 0% 0% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 5 parties
Ju, Wenjun — 2 parties
Anand, Viswanathan — 1 partie
Ding, Liren — 1 partie
Parties historiques
8…Bg7 — 94.5% (2790 parties)
1957 — Korchnoi, Viktor vs Gurgenidze, Bukhuti — 1-0 — Moscow RUS
1963 — Szabo, Laszlo vs Kozomara, Vlado — 1-0 — Sarajevo BIH
1965 — Shipov, Sergei vs Volovich, Anatoly — 1/2-1/2 — ?
1967 — Vukic, Milan vs Benko, Pal — 0-1 — Sarajevo BIH
1967 — Vukic, Milan vs Benko, Pal — 0-1 — Sarajevo (Bosnia & Herzegovina)
8…Nbd7 — 5.2% (154 parties)
1973 — Da Cunha Carvalho, Arthur Amorim vs Shereshevski, Mikhail — 0-1 — Daugavpils LAT
1975 — Polugaevsky, Lev vs Szabo, Laszlo — 1-0 — Budapest HUN
1975 — Timman, Jan H vs Stean, Michael F — 1-0 — Teesside ENG
1976 — Borisenko, Georgy K vs Machulsky, Anatoly D — 0-1 — Tashkent UZB
1978 — Kakageldyev, Amanmurad vs Alburt, Lev — 1-0 — Ashkhabad
8…Qa5 — 0.2% (6 parties)
2010 — Michalik, Peter vs Bures, Jaroslav — 1-0 — Brezova CZE
2013 — Shabaev, Vladimir Nikolaevich vs Pawlowski, Willi — 1/2-1/2 — ICCF
2013 — Vegjeleki, Adolf vs Látal, Frantisek — 1-0 — ICCF
2013 — Sjugirov, Sanan vs Dobrov, Vladimir — 1/2-1/2 — Taganrog RUS
2013 — Niewold, Jaap vs Látal, Frantisek — 0-1 — ICCF
8…Nfd7 — 0.0% (1 parties)
2016 — Oliva Meneses, Juan Carlos vs Rosero, Jefferson — 1-0 — Guatape