A63a - 10.* - Fianchetto (1954)

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A63a — Fianchetto (1954)
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 Nbd7
Les coups candidats
10.Bf4 — 37.6% (325 parties)
Ambassadeurs : Alekseev, Evgeny (7x), Nikolic, Predrag (5x), Hort, Vlastimil (4x), Cech, Pavel (4x), Velicka, Petr (4x), Hausner, Ivan (3x), Langeweg, Kick (3x), Velimirovic, Dragoljub (2x)
Ambassadeurs : De Firmian, Nick (6x), Ilincic, Zlatko (5x), Reefschlaeger, Helmut, Dr. (4x), Nikolic, Predrag (4x), Velimirovic, Dragoljub (3x), Golichenko, Ilija (3x), Portisch, Lajos (2x), Donner, Jan-Hein (2x)
10.a4 — 13.7% (118 parties)
Ambassadeurs : Alekseev, Evgeny (9x), Kubicki, Tadeusz (4x), Allawi Rawlings (4x), Caruana, Fabiano (3x), Oren, Itamar (3x), Martin Gonzalez, Angel (3x), Grigoryan, Avetik (3x), Avrukh, Boris (2x)
10.h3 — 12.0% (104 parties)
Ambassadeurs : Gheorghiu, Florin (2x), Abramovic, Bosko (2x), Khalifman, Alexander (2x), Bacrot, Etienne (2x), Kubicki, Tadeusz (2x), Mason, Ian J (2x), Toth, Vaclav (1x), Redolfi, Argentino Rodolfo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10.Bf4 10.Nd2 10.a4 10.h3
<1800 23 22% 30% 13% 17%
1800-2200 206 43% 20% 16% 12%
2200-2600 477 41% 24% 14% 13%
2600+ 41 46% 10% 22% 12%
Évolution par décennie (% des parties)
Décennie N parties 10.Bf4 10.Nd2 10.a4 10.h3
1950s 15 20% 60% 7% 13%
1960s 15 20% 73% — —
1970s 48 12% 67% — 10%
1980s 111 21% 44% 3% 13%
1990s 95 32% 42% 5% 8%
2000s 154 36% 32% 9% 14%
2010s 356 44% 10% 26% 14%
2020s 70 67% 16% 6% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10.Bf4 44% 67% ▲ +22.8%
10.Nd2 10% 16% ▲ +5.6%
10.a4 26% 6% ▼ -19.8%
10.h3 14% 6% ▼ -8.3%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 2 parties
Smyslov, Vladimir — 1 partie
Parties historiques
10.Bf4 — 37.6% (325 parties)
1954 — Abanin, Vladimir vs Veltmander, Iogannes — 0-1 — Leningrad RUS
1955 — Rossolimo, Nicolas vs Fries, Thomas — 1-0 — Long Beach, CA USA
1957 — Bilozor, Olexander vs Kozma, Julius — 0-1 — Prague CZE
1960 — Trmal, Jaroslav vs Blom, Seppo — 1-0 — Leningrad RUS
1965 — Flesch, János vs Velimirovic, Dragoljub — 1-0 — Belgrade SRB
10.Nd2 — 27.4% (237 parties)
1954 — Donner, Jan-Hein vs Pachman, Ludek — 0-1 — Hastings ENG
1954 — Donner, Jan-Hein vs Keres, Paul — 0-1 — Hastings ENG
1955 — Stachowitz, Rolf vs Wolk, Sigmund — 1-0 — Hoechst ch-GER
1957 — Aperador Rubio, Ricardo vs Lombardy, William J — 0-1 — Mar del Plata ARG
1957 — Kozma, Julius vs Haggqvist Bjorn — 1/2-1/2 — Reykjavik ISL
10.a4 — 13.7% (118 parties)
1955 — Sliwa, Bogdan vs Spassky, Boris Vasily — 1/2-1/2 — Goteborg SWE
1984 — Todorovic, Goran M vs Abramovic, Bosko — 0-1 — Bor
1987 — Foulon, Greta vs Seret, Henri — 0-1 — Brasschaat
1989 — Savchenko, Stanislav vs Gurevich, Vladimir — 1/2-1/2 — Kherson UKR
1990 — Stempin, Andrzej vs Psakhis, Lev — 1-0 — Parijs
10.h3 — 12.0% (104 parties)
1956 — Toth, Vaclav vs Redolfi, Argentino Rodolfo — 1/2-1/2 — Mar del Plata ARG
1958 — Peterson, Andrejs vs Byvshev, Vasily — 1-0 — Tashkent UZB
1970 — Lengyel, Levente vs Dueball, Juergen — 1/2-1/2 — ?
1975 — Balinas, Rosendo C vs Chen, De — 1-0 — Shanghai CHN
1977 — Birnboim, Nathan vs Pritchett, Craig W — 1-0 — Piccadilly Hotel London