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A34g — Symmetrical (1961)
1.c4 c5 2.Nc3 g6 3.Nf3
Les coups candidats
3…Bg7 — 92.0% (3731 parties)
Ambassadeurs : Schmidt, Wlodzimierz (12x), Cafferty, Bernard (10x), Espig, Lutz (9x), Gheorghiu, Florin (9x), Konopka, Michal (9x), Malich, Burkhard, Dr. (8x), Bobotsov, Milko G (7x), Madl, Ildiko (6x)
Ambassadeurs : Hoffmann, Achim Gunter (2x), Soelch, Helmut (2x), Semenenko, Dmitriy (2x), Chu, Ruotong (2x), Cafferty, Bernard (1x), Reuben, Stewart (1x), Varnusz, Egon (1x), Szilagyi, Gyorgy Laszlo (1x)
Ambassadeurs : Bradac, Roman (2x), Lengyel, Levente (1x), Geller, Efim P. (1x), Wall, Alejandro (1x), Rub, Leonardo (1x), Oehlenschlaeger, Eckart (1x), Kling, Karl-Adolf (1x), Jung, Hans, Dr. (1x)
3…b6 — 0.1% (3 parties)
Ambassadeurs : Fricker, Jean (1x), Laco, Giuseppe (1x), Srdjanov, Stevan (1x), Blanusa, Ranko (1x), Kotyza, Bohumil (1x), Stanczyk, Lech (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3…Bg7 3…Nc6 3…Nf6 3…b6
<1800 208 86% 11% 3%
1800-2200 1500 89% 10% 1% 0%
2200-2600 1845 96% 4% 1%
2600+ 39 97% 3%
Évolution par décennie (% des parties)
Décennie N parties 3…Bg7 3…Nc6 3…Nf6 3…b6
1950s 11 100%
1960s 114 95% 4% 1% 1%
1970s 210 95% 5% 0%
1980s 222 94% 5% 1%
1990s 642 94% 4% 1%
2000s 974 92% 6% 2% 0%
2010s 1410 91% 8% 1%
2020s 473 91% 8% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3…Bg7 91% 91% +0.5%
3…Nc6 8% 8% ▼ -0.6%
3…Nf6 1% 1% +0.1%
3…b6 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 3 parties
Botvinnik, Mikhail — 2 parties
Karpov, Anatoly — 2 parties
Tal, Mikhail — 2 parties
Hou, Yifan — 2 parties
Anand, Viswanathan — 1 partie
Gukesh D — 1 partie
Parties historiques
3…Bg7 — 92.0% (3731 parties)
1951 — Sarosy, Zoltan L vs Suk, Ivan — 1-0 — Toronto CAN
1955 — Kotov, Alexander vs Korchnoi, Viktor — 1-0 — Moskou ch-URS
1955 — Parak, Frantisek vs Ujtelky, Maximilian — 1-0 — Prague CZE
1956 — Koblencs, Alexander vs Korchnoi, Viktor — 1/2-1/2 — Tbilisi GEO
1956 — Botvinnik, Mikhail vs Averbakh, Yuri L — 1/2-1/2 — Moscow RUS
3…Nc6 — 6.5% (264 parties)
1966 — Varnusz, Egon vs Szilagyi, Gyorgy Laszlo — 1-0 — Budapest HUN
1967 — Kupka, Slavoj vs Smejkal, Jan — 0-1 — Bratislava SVK
1968 — Cafferty, Bernard vs Reuben, Stewart — 1/2-1/2 — Twickenham
1969 — Mravunac, Damir vs Mackic, Zoran — 1-0 — Pula CRO
1972 — Kuijpers, Charles vs Balite, Van Jared — 1/2-1/2 — Oostvoorne NED
3…Nf6 — 1.3% (54 parties)
1965 — Lengyel, Levente vs Geller, Efim P. — 0-1 — Beverwijk NED
1976 — Jung, Hans, Dr. vs Jackson, David — 1-0 — London CAN
1984 — Southam, Todd vs Kuznecov, Alex — 0-1 — St John
1986 — Oehlenschlaeger, Eckart vs Kling, Karl-Adolf — 1-0 — ?
1989 — Wall, Alejandro vs Rub, Leonardo — 1-0 — Palo Alto
3…b6 — 0.1% (3 parties)
1964 — Fricker, Jean vs Laco, Giuseppe — 0-1 — Genova ITA
2001 — Srdjanov, Stevan vs Blanusa, Ranko — 1-0 — Palanka YUG
2003 — Kotyza, Bohumil vs Stanczyk, Lech — 0-1 — Nachod