E66k - 8…Na5 9.Nd2 a6 10.Qc2 Rb8 11.b3 b5 - Fianchetto, Yugoslav Panno, Main Line (1954)

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E66k — Fianchetto Yugoslav Panno Main Line
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c5 7.O-O Nc6 8.d5 Na5 9.Nd2 a6 10.Qc2 Rb8 11.b3 b5
Les coups candidats
Ambassadeurs : Izeta Txabarri, Felix (13x), Krallmann, Matthias (12x), Vadasz, Laszlo (11x), Timar, Zsolt (11x), Csom, Istvan (10x), Ivkov, Borislav (9x), Ghitescu, Theodor (9x), Sax, Gyula (9x)
12.Rb1 — 15.4% (415 parties)
Ambassadeurs : Cvitan, Ognjen (22x), Rogozenco, Dorian (8x), Kantaria, Mikheil (5x), Toth-Goczo, Melinda (5x), Valeinis, Janis (5x), Raspor, Gregor (5x), Nevednichy, Vladislav (4x), Lerner, Konstantin Z (4x)
12.cxb5 — 1.4% (39 parties)
Ambassadeurs : Roessel, Frits (3x), Perez Morejon, Juan Carlos (2x), Kuhn, Hanno (2x), Horák, Jaroslav (2x), Toran Alberto Roman (1x), Diez del Corral, Jesus (1x), Matulovic, Milan (1x), Bulat, Ante (1x)
12.a3 — 0.0% (1 parties)
Ambassadeurs : Ibar, Marcelo (1x), Daneri, Martin (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 12.Bb2 12.Rb1 12.cxb5 12.a3
<1800 18 83% 17% — —
1800-2200 609 85% 13% 2% —
2200-2600 1485 80% 19% 1% 0%
2600+ 26 69% 31% — —
Évolution par décennie (% des parties)
Décennie N parties 12.Bb2 12.Rb1 12.cxb5 12.a3
1950s 30 70% 10% 20% —
1960s 107 89% 8% 3% —
1970s 207 96% 3% 0% —
1980s 324 92% 7% 1% —
1990s 769 84% 14% 1% —
2000s 651 77% 22% 1% 0%
2010s 520 77% 21% 2% —
2020s 82 85% 15% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
12.Bb2 77% 85% ▲ +8.1%
12.Rb1 21% 15% ▼ -6.3%
12.cxb5 2% 0% ▼ -1.7%
12.a3 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 3 parties
Botvinnik, Mikhail — 2 parties
Smyslov, Vladimir — 2 parties
Tal, Mikhail — 1 partie
Anand, Viswanathan — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
12.Bb2 — 83.1% (2235 parties)
1950 — Simagin, Vladimir vs Borisenko, Georgy K — 1-0 — Ch URS (1/2 final), Tula RUS
1955 — Averbakh, Yuri L vs Bannik, Anatolij — 1/2-1/2 — Voroshilovgrad
1956 — Averbakh, Yuri L vs Tal, Mikhail — 1/2-1/2 — Leningrad ch-URS
1956 — Averbakh, Yuri L vs Tolush, Alexander — 1-0 — Leningrad ch-URS
1957 — Filip, Miroslav vs Ghitescu, Theodor — 1-0 — Bratislava Bratislava SVK
12.Rb1 — 15.4% (415 parties)
1954 — Esposito, Alfredo vs Idigoras Guisasola, Gregorio — 1-0 — Buenos Aires ARG
1954 — Benko, Pal vs Polijevktov, V — 1-0 — Budapest HUN
1955 — Dodero, Emilio vs Sanguinetti, Renato — 1/2-1/2 — Buenos Aires ARG
1964 — Visier Segovia, Fernando vs Puig, Pedro — 1/2-1/2 — Las Palmas ESP
1965 — Pavlov, Mircea-Sergiu-Aurelian vs Ciocaltea, Victor — 0-1 — Bucharest ROU
12.cxb5 — 1.4% (39 parties)
1957 — Toran Alberto Roman vs Diez del Corral, Jesus — 0-1 — It Madrid ESP
1957 — Donner, H. vs Larsen, Benjamin Holsko — 1-0 — Wageningen zt
1957 — Olafsson, Fridrik vs Evans, Larry — 1/2-1/2 — Dallas, TX USA
1958 — Donner, Jan-Hein vs Roessel, Frits — 1-0 — Wageningen NED
1958 — Ivkov, Borislav vs Joyner, Lionel — 1-0 — Munich GER
12.a3 — 0.0% (1 parties)
2004 — Ibar, Marcelo vs Daneri, Martin — 1/2-1/2 — Buenos Aires ARG