A62d - 9.O-O Na6 - Fianchetto (1953)

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A62d — Fianchetto
1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.g3 Bg7 8.Bg2 O-O 9.O-O Na6
Les coups candidats
10.Nd2 — 63.8% (950 parties)
Ambassadeurs : Suba, Mihai (17x), Gleizerov, Evgeny (12x), Mikhalevski, Victor (7x), Alburt, Lev (5x), Drasko, Milan (5x), Kashlinskaya, Alina (5x), Zamikhovsky, Abram (4x), Shamkovich, Leonid (4x)
10.h3 — 15.9% (237 parties)
Ambassadeurs : Csom, Istvan (7x), Suba, Mihai (7x), Razuvaev, Yuri S (6x), Sosonko, Gennadi (5x), Birnboim, Nathan (5x), Korchnoi, Viktor (4x), Wedberg, Tom (4x), Lacrosse, Marc (4x)
10.Bf4 — 7.9% (118 parties)
Ambassadeurs : Marovic, Drazen (2x), Voiteanu, Cristian-Gabriel (2x), Salguero, Rafael (2x), Arishin, Sergei (2x), Morosi, Dario (2x), Uusi, Gunnar (1x), Zilber, Israel (1x), Sakharov, Yuri G. (1x)
10.e4 — 5.6% (83 parties)
Ambassadeurs : Czerniak, Moshe (2x), Letelier Martner, Rene (1x), Darga, Klaus (1x), Cobo Arteaga, Eldis (1x), Matulovic, Milan (1x), Rubtsova, Olga (1x), Zvorykina, Kira Alekseyevna (1x), Sugden, John N (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10.Nd2 10.h3 10.Bf4 10.e4
<1800 20 50% 10% 10% 20%
1800-2200 388 60% 13% 9% 8%
2200-2600 827 66% 18% 8% 4%
2600+ 13 46% 31% 8% 8%
Évolution par décennie (% des parties)
Décennie N parties 10.Nd2 10.h3 10.Bf4 10.e4
1950s 30 70% 3% 13% 13%
1960s 65 72% 12% 6% 8%
1970s 74 65% 24% 4% 4%
1980s 130 56% 25% 4% 5%
1990s 325 71% 13% 4% 5%
2000s 353 75% 10% 5% 5%
2010s 439 53% 22% 12% 5%
2020s 74 45% 5% 23% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10.Nd2 53% 45% ▼ -8.7%
10.h3 22% 5% ▼ -16.5%
10.Bf4 12% 23% ▲ +10.7%
10.e4 5% 7% ▲ +1.3%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 2 parties
Ju, Wenjun — 1 partie
Parties historiques
10.Nd2 — 63.8% (950 parties)
1954 — Koberl, Ferenc vs Dely, P. — 1/2-1/2 — Hungary ch
1954 — Gurgenidze, Bukhuti vs Bastrikov, Georgy — 1-0 — Erevan ARM
1955 — Byvshev, Vasily vs Klavins, Janis — 0-1 — Voroshilovgrad
1956 — Buslaev, Aleksander vs Polugaevsky, Lev — 0-1 — Tbilisi GEO
1956 — Zamikhovsky, Abram vs Vasiukov, Evgeni — 1/2-1/2 — Kharkov UKR
10.h3 — 15.9% (237 parties)
1958 — Espinosa Flores, Rafael Emilio vs Shocron, Ruben — 1/2-1/2 — Buenos Aires ARG
1961 — Lengyel, Laszlo vs Janosevic, Dragoljub — 1/2-1/2 — Belgrade SRB
1962 — Kortchnoi, V. vs Tal, Michael — 1-0 — Erevan ch-URS
1963 — Padevsky, Nikola vs Matulovic, Milan — 1-0 — Polanica Zdroj POL
1963 — Kluger, Gyula vs Matulovic, Milan — 0-1 — Polanica Zdroj POL
10.Bf4 — 7.9% (118 parties)
1951 — Zak, Vladimir Grigorievi vs Nezhmetdinov, Rashid — 0-1 — Baku AZE
1953 — Uusi, Gunnar vs Zilber, Israel — 0-1 — Leningrad RUS
1954 — Gudmundsson, Gardar Vidir vs Lundin, Erik — 1-0 — Amsterdam olm
1956 — Sakharov, Yuri G. vs Zurakhov, Vladlen Y — 1-0 — URS-ch sf Tbilisi GEO
1961 — Marovic, Drazen vs Milicevic, Miodrag — 1-0 — Yugoslavia Cup
10.e4 — 5.6% (83 parties)
1952 — Rubtsova, Olga vs Zvorykina, Kira Alekseyevna — 1/2-1/2 — Moscow RUS
1953 — Ujtelky, Maximilian vs Brat, Vaclaw — 1-0 — Prague CZE
1956 — Olivera, Alfredo vs Redolfi, Argentino Rodolfo — 0-1 — Mar del Plata ARG
1959 — Heilemann, Manfred vs Bialas, Wolfram — 1/2-1/2 — Minden
1962 — Castagna, Rino vs Czerniak, Moshe — 1/2-1/2 — Varna BUL