Fin du contenu

Aucune page supplémentaire à charger

A62b — Fianchetto (1947)
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
Les coups candidats
Ambassadeurs : Yuffa, Daniil (32x), Gleizerov, Evgeny (29x), Nikolic, Predrag (20x), Simacek, Pavel (14x), Schmidt, Loren R (13x), Birnboim, Nathan (13x), Dhulipalla Bala Chandra Prasad (12x), Sosonko, Gennadi (11x)
Ambassadeurs : Ligterink, Gert (16x), Drasko, Milan (15x), Cebalo, Miso (14x), Tal, Mikhail (13x), Franco Ocampos, Zenon (13x), Birnboim, Nathan (12x), Marovic, Drazen (11x), Hausner, Ivan (10x)
Ambassadeurs : Suba, Mihai (25x), Csom, Istvan (8x), Gurevich, Dmitry (8x), Sosonko, Gennadi (8x), Gleizerov, Evgeny (8x), Alburt, Lev (7x), Razuvaev, Yuri S (7x), Mikhalevski, Victor (7x)
Ambassadeurs : Alekseev, Evgeny (21x), De Firmian, Nick (16x), Sax, Gyula (10x), Nikolic, Predrag (9x), Kubicki, Tadeusz (9x), Grigoryan, Avetik (8x), Bacrot, Etienne (6x), Scheeren, Peter (5x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…Re8 9…a6 9…Na6 9…Nbd7
<1800 405 49% 30% 8% 6%
1800-2200 4151 49% 32% 11% 5%
2200-2600 7270 49% 30% 11% 7%
2600+ 284 65% 17% 3% 14%
Évolution par décennie (% des parties)
Décennie N parties 9…Re8 9…a6 9…Na6 9…Nbd7
1950s 121 26% 28% 25% 12%
1960s 199 18% 29% 33% 8%
1970s 454 25% 33% 16% 11%
1980s 906 32% 38% 14% 12%
1990s 1484 30% 39% 22% 6%
2000s 2323 35% 40% 15% 7%
2010s 5740 55% 30% 8% 6%
2020s 1950 75% 15% 5% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…Re8 55% 75% ▲ +20.3%
9…a6 30% 15% ▼ -14.8%
9…Na6 8% 5% ▼ -3.0%
9…Nbd7 6% 4% ▼ -2.6%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Ju, Wenjun — 10 parties
Ding, Liren — 9 parties
Gukesh D — 4 parties
Karpov, Anatoly — 3 parties
Hou, Yifan — 3 parties
Kasparov, Garry — 2 parties
Smyslov, Vladimir — 1 partie
Carlsen, Magnus — 1 partie
Anand, Viswanathan — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
9…Re8 — 48.1% (6337 parties)
1950 — Petrosian, Tigran V. vs Chistiakov, Alexander — 1/2-1/2 — Moscow RUS
1951 — Smyslov, Vasily vs Alexander Tadala — 1-0 — Leningrad RUS
1953 — Neishtadt, Yakov vs Simagin, Vladimir — 0-1 — Moscow Tch
1953 — O'Kelly, Albéric de Galway vs Alexander Tadala — 1/2-1/2 — Bucharest ROU
1954 — Bosch van Rosenthal, Edzard vs Teschner, Rudolf — 1-0 — W.Ger-NLD m
9…a6 — 31.0% (4083 parties)
1953 — Eken, Max vs Kotov, Alexander — 1-0 — Zurich SUI
1953 — Bolbochan, Jacobo vs Maderna, Carlos — 0-1 — Buenos Aires ARG
1953 — Ulvestad, Olaf vs Kottnauer, Cenek — 0-1 — Milan ITA
1954 — Donner, Jan-Hein vs Filip, Miroslav — 0-1 — Amsterdam olm
1954 — Smyslov, Vasily vs Pachman, Ludek — 1/2-1/2 — Amsterdam NED
9…Na6 — 11.3% (1495 parties)
1951 — Ali, Zak vs Nezhmetdinov, Rashid — 0-1 — Baku AZE
1952 — Rubtsova, Olga vs Zvorykina, Kira Alekseyevna — 1/2-1/2 — Moscow RUS
1953 — Uusi, Gunnar vs Zilber, Israel — 0-1 — Leningrad RUS
1953 — Ujtelky, Maximilián Samuel Rudolf vs Brat, Vaclaw — 1-0 — Prague CZE
1954 — Koberl, Ferenc vs Dely, Peter — 1/2-1/2 — Hungary ch
9…Nbd7 — 6.5% (863 parties)
1954 — Abanin, Vladimir vs Veltmander, Iogannes — 0-1 — Leningrad RUS
1954 — Donner, Jan-Hein vs Pachman, Ludek — 0-1 — Hastings ENG
1954 — Donner, Jan-Hein vs Keres, Paul — 0-1 — Hastings ENG
1955 — Rossolimo, Nicolas vs Fries, Thomas — 1-0 — Long Beach, CA USA
1955 — Stachowitz, Rolf vs Wolk, Sigmund — 1-0 — Hoechst ch-GER