E66h - 8…Na5 9.Nd2 a6 10.Qc2 - Fianchetto, Yugoslav Panno (1952)

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E66h — Fianchetto Yugoslav Panno
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
Les coups candidats
Ambassadeurs : Freisler, Pavel (19x), Cvitan, Ognjen (16x), Izeta Txabarri, Felix (13x), Vadasz, Laszlo (12x), Krallmann, Matthias (12x), Ornstein, Axel (11x), Timar, Zsolt (11x), Rogozenco, Dorian (11x)
10…e5 — 3.8% (137 parties)
Ambassadeurs : Rashkovsky, Nukhim N (5x), Korchnoi, Viktor (4x), Maeder, Karl-Heinz (3x), Camara, Helder (3x), Andersson, Ulf (2x), Byrne, Ray (2x), Petrosian, Tigran A. (2x), Savage, Allan (2x)
10…Bd7 — 3.7% (136 parties)
Ambassadeurs : Keene, Raymond D (2x), Georgiev, Kaloyan (2x), Kopylov, Michael (2x), Averbakh, Yuri L (1x), Yakovlev, Dmitry Nikolaevich (1x), Smyslov, Vladimir (1x), Malich, Burkhard, Dr. (1x), Balcerowski, Witold (1x)
10…b5 — 3.6% (130 parties)
Ambassadeurs : Trevelyan, John (2x), Cernousek, Lukas (2x), Greanias, Steven (2x), Mladek, Richard (2x), Yeoh, Leighton (2x), Kamalidenova, Meruert (2x), Chigaev, Maksim (2x), Averbakh, Yuri L (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10…Rb8 10…e5 10…Bd7 10…b5
<1800 25 84% — 4% —
1800-2200 863 85% 2% 6% 4%
2200-2600 1989 86% 4% 3% 4%
2600+ 39 85% 3% — 10%
Évolution par décennie (% des parties)
Décennie N parties 10…Rb8 10…e5 10…Bd7 10…b5
1950s 61 64% 5% 13% 5%
1960s 165 72% 14% 7% 1%
1970s 258 86% 11% 2% 0%
1980s 387 91% 5% 1% 1%
1990s 964 88% 4% 3% 1%
2000s 815 92% 2% 3% 1%
2010s 836 80% 0% 6% 8%
2020s 157 67% 1% 5% 20%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10…Rb8 80% 67% ▼ -13.1%
10…e5 0% 1% +0.2%
10…Bd7 6% 5% ▼ -0.9%
10…b5 8% 20% ▲ +11.4%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 5 parties
Botvinnik, Mikhail — 4 parties
Kasparov, Garry — 3 parties
Anand, Viswanathan — 2 parties
Tal, Mikhail — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
10…Rb8 — 85.3% (3106 parties)
1950 — Smyslov, Vasily vs Liublinsky, Victor — 1-0 — Moscow RUS
1950 — Smyslov, Vladimir vs Liublinsky, Victor — 1-0 — Moskou ch-URS
1950 — Smyslov, Vasily vs Lublinsky, V — 1-0 — USSR-ch18 Moscow
1950 — Simagin, Vladimir vs Borisenko, Georgy K — 1-0 — Ch URS (1/2 final), Tula RUS
1954 — Florian, Tibor vs Bilek, Istvan — 1/2-1/2 — Budapest tt Budapest HUN
10…e5 — 3.8% (137 parties)
1957 — Botvinnik, Mikhail vs Smyslov, Vladimir — 1/2-1/2 — Moskou wch-m
1959 — Klasups, Karlis vs Korchnoi, Viktor — 0-1 — Chelyabinsk RUS
1959 — Klasup, Karlis vs Korchnoi, Viktor — 0-1 — Chelyabinsk RUS
1960 — Averbakh, Yuri L vs Petrosian, Tigran A. — 1-0 — Leningrad ch-URS
1962 — Eliskases, Erich vs Szabo, Ladislav — 0-1 — Mar del Plata ARG
10…Bd7 — 3.7% (136 parties)
1954 — Gereben, Erno vs Johannsson, Ingi R — 1-0 — Amsterdam olm
1955 — Averbakh, Yuri L vs Yakovlev, Dmitry Nikolaevich — 1-0 — Voroshilovgrad
1955 — Polugaevsky, Lev vs Arulaid, Alexander — 1/2-1/2 — Voroshilovgrad
1955 — Koch, Berthold vs Dittmann, Sieghart — 1-0 — Zwickau
1956 — Cafferty, Bernard vs Wilkinson, Sinclair — 1/2-1/2 — Blackpool ENG
10…b5 — 3.6% (130 parties)
1956 — Averbakh, Yuri L vs Gligorić, Svetozar — 1/2-1/2 — Belgrade SRB
1958 — Geller, Efim P. vs Vladimirov, Boris T — 1-0 — Tashkent UZB
1958 — Osnos, Viatcheslav vs Korelov, Alexander Pavlovich — 1-0 — Leningrad RUS
1962 — Lukic, Arsenije vs Mihaljcisin, Mihajlo — 1-0 — Skopje MKD
1974 — Reichenbach, Werner vs Kunsztowicz, Uwe — 1-0 — Menden