A49e - 3…Bg7 4.Bg2 O-O 5.O-O - Neo-King’s Indian: Fianchetto System (1922)

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A49e — Fianchetto System
1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O
Les coups candidats
Ambassadeurs : Kurajica, Bojan (101x), Romanishin, Oleg M (61x), Pert, Nicholas (44x), Gutman, Lev (41x), Eckhardt, Claudia (35x), Martinovsky, Eugene (34x), Bilek, Istvan (33x), Jirovsky, Pavel (33x)
Ambassadeurs : Kurajica, Bojan (33x), Gutman, Lev (27x), Gutman, Leni (24x), Romanishin, Oleg M (19x), Csom, Istvan (18x), Sorri, Kari Juhani (17x), Bilek, Istvan (16x), Epishin, Vladimir (16x)
5…c5 — 3.2% (1064 parties)
Ambassadeurs : Tal, Mikhail (5x), Bilek, Istvan (5x), Dausch, Rene (5x), Eberth, Zoltan Bela (5x), Pomar Salamanca, Arturo (4x), Martinovsky, Eugene (4x), Granero Roca, Antonio (4x), Reinderman, Dimitri (4x)
5…c6 — 3.2% (1037 parties)
Ambassadeurs : Movsesian, Sergei (7x), Bunzmann, Dimitrij (5x), Rashkovsky, Nukhim N (5x), Nogueiras Santiago, Jesus (5x), Martinovic, Slobodan (5x), Romanishin, Oleg M (5x), Foisor, Cristina-Adela (5x), Ramnath Bhuvanesh.R (5x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…d6 5…d5 5…c5 5…c6
<1800 740 65% 29% 1% 4%
1800-2200 11143 68% 25% 3% 3%
2200-2600 15644 69% 23% 3% 4%
2600+ 418 59% 34% 3% 2%
Évolution par décennie (% des parties)
Décennie N parties 5…d6 5…d5 5…c5 5…c6
1870s 1 100% — — —
1920s 17 59% 29% 12% —
1930s 37 46% 46% 5% —
1940s 68 54% 40% 4% —
1950s 471 77% 18% 4% 1%
1960s 630 73% 17% 7% 2%
1970s 778 65% 26% 5% 3%
1980s 1396 68% 24% 4% 3%
1990s 6268 71% 21% 3% 5%
2000s 8061 69% 24% 3% 3%
2010s 11684 67% 26% 3% 2%
2020s 3337 66% 28% 3% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…d6 67% 66% ▼ -1.5%
5…d5 26% 28% ▲ +1.7%
5…c5 3% 3% -0.3%
5…c6 2% 3% +0.1%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 10 parties
Kasparov, Garry — 10 parties
Carlsen, Magnus — 10 parties
Ju, Wenjun — 10 parties
Gukesh D — 10 parties
Kramnik, Vladimir — 9 parties
Ding, Liren — 9 parties
Tal, Mikhail — 8 parties
Karpov, Aleksandr — 6 parties
Euwe, Max — 4 parties
Karpov, Anatoly — 4 parties
Steinitz, Wilhelm — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
5…d6 — 68.5% (22435 parties)
1871 — Jankovec, Ivan vs Liebert, Heinz — 1-0 — Havirov CZE
1923 — Selezniev, Alexey vs Euwe, Max — 1-0 — Maehrisch Ostrau
1924 — Przepiorka, Dawid vs Steiner, Laszlo — 0-1 — Gyor
1925 — Duran Reca, Mateo vs Lynch, Julio — 1-0 — Buenos Aires ARG
1925 — Garcia Conde, Adrian vs Morrison, John Harold — 1-0 — Scarborough ENG
5…d5 — 24.5% (8026 parties)
1922 — Norman, George vs Conde, Adrian G — 1-0 — Hastings ENG
1923 — Norman, George vs Garcia Conde, Adrian — 1-0 — Hastings Town Hall
1924 — Przepiorka, Dawid vs Gruber, Sebastian — 1-0 — Gyor
1927 — Davidson Gallego, Jorge vs Euwe, Max — 1/2-1/2 — Amsterdam NED
1928 — Betbeder Matibet, Louis vs Lokvenc, Josef — 0-1 — The Hague NED
5…c5 — 3.2% (1064 parties)
1922 — Johner, Paul vs Reti, Richard — 1-0 — Teplitz-Schoenau GER
1924 — Przepiorka, Dawid vs Steiner, Endre — 1-0 — Gyor
1930 — Delmar, Eugene vs Steinitz, Wilhelm — 0-1 — NED
1935 — Fillan, Thomas D vs Goldstein, Maurice Edwards — 0-1 — Melbourne AUS
1940 — Nielsen, Tage vs Christensen, Alfred — 0-1 — Aalborg DEN
5…c6 — 3.2% (1037 parties)
1950 — Nielsen, Palle vs Moller, Baldur Helgi — 0-1 — Reykjavik ISL
1955 — Gniot, Tadeusz vs Bratoszewski, Jerzy — 1/2-1/2 — Wroclaw POL
1955 — Drexel, Gustave vs Berliner, Hans — 1-0 — Long Beach, CA USA
1955 — Filip, Miroslav vs Taimanov, Mark — 1/2-1/2 — Lyon FRA
1961 — Spassky, Boris V. vs Shianovsky, Vladislav I — 1-0 — Baku ch-URS