A37a - 5…* - Symmetrical Variation, Three Knights, Fianchetto Variation (1956)

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A37a — Symmetrical Variation, Three Knights, Fianchetto Variation (1956)
1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3
Les coups candidats
Ambassadeurs : Loginov, Valery A (16x), McNab, Colin A (14x), Cook, Philip (14x), Kratochvil, Jan (13x), Brunner, Robert (13x), Loeschnauer, Ruediger (13x), Aannevik, Bjarne (13x), Cakars, John (13x)
Ambassadeurs : Vokac, Marek (19x), Shetty, Shreya A (16x), Loginov, Valery A (14x), Donchenko, Alexander (14x), Ptacnikova, Lenka (12x), McNab, Colin A (11x), Valdes Romero, Leonardo (11x), Cvek, Robert (10x)
Ambassadeurs : Gdanski, Jacek (13x), Loginov, Valery A (11x), Bobotsov, Milko G (9x), Timofeev, Artyom (9x), Jirovsky, Pavel (8x), Mitrandzas, Athanasios (8x), Markowski, Tadeusz (7x), Fancsy, Imre (7x)
Ambassadeurs : Green, Peter (14x), Kolojeski, Paul (14x), Lanzani, Paolo (14x), Straka, Jozef (14x), Szalanczi, Emil (13x), Brusiani, Angelo (13x), Chatel, Maurizio (12x), Parente, Massimo (12x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…e6 5…d6 5…e5 5…Nf6
<1800 1125 26% 20% 18% 31%
1800-2200 8837 27% 26% 22% 19%
2200-2600 9812 28% 31% 23% 9%
2600+ 356 29% 46% 16% 4%
Évolution par décennie (% des parties)
Décennie N parties 5…e6 5…d6 5…e5 5…Nf6
1950s 79 15% 33% 11% 13%
1960s 364 26% 23% 13% 18%
1970s 569 47% 11% 18% 15%
1980s 854 35% 15% 24% 20%
1990s 3277 28% 19% 21% 24%
2000s 4689 26% 21% 25% 20%
2010s 9565 28% 31% 21% 14%
2020s 2975 25% 43% 19% 9%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…e6 28% 25% ▼ -3.1%
5…d6 31% 43% ▲ +11.9%
5…e5 21% 19% ▼ -1.6%
5…Nf6 14% 9% ▼ -4.8%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 10 parties
Anand, Viswanathan — 7 parties
Gukesh D — 7 parties
Botvinnik, Mikhail — 6 parties
Ding, Liren — 5 parties
Karpov, Anatoly — 4 parties
Tal, Mikhail — 4 parties
Kramnik, Vladimir — 4 parties
Hou, Yifan — 3 parties
Ju, Wenjun — 1 partie
Parties historiques
5…e6 — 27.5% (6163 parties)
1950 — Bachmann, Philipp vs Aditya Balu Jadhav — 1/2-1/2 — Lucerne SUI
1955 — Steiner, Herman vs Steinmeyer, Robert — 1/2-1/2 — Long Beach, CA USA
1956 — Koblencs, Alexander vs Korchnoi, Viktor — 1/2-1/2 — Tbilisi GEO
1956 — George K. Samuel vs Walz, Werner — 0-1 — Montreal CAN
1957 — Uhlmann, Wolfgang vs Trifunovic, Petar — 1/2-1/2 — Wageningen NED
5…d6 — 27.5% (6145 parties)
1954 — Zimmermann, Otto vs Trifunovic, Petar — 1/2-1/2 — Zuerich Zurich SUI
1955 — Kotov, Alexander vs Korchnoi, Viktor — 1-0 — Moskou ch-URS
1956 — Portisch, Lajos vs Pogats, Jozsef Jr. — 1/2-1/2 — Budapest HUN
1956 — Lisitsin, Georgy vs Averbakh, Yuri L — 0-1 — Leningrad ch-URS
1956 — Stahlberg, Gideon vs Miguel, Nahuel — 1/2-1/2 — Moscow RUS
5…e5 — 21.5% (4813 parties)
1956 — Christian Fernandes vs Boutteville, Cesar — 0-1 — Paris FRA
1956 — Parak, Frantisek vs Holas, Josef — 1-0 — Podebrady CZE
1957 — Averbakh, Yuri L vs Bagirov, Vladimir — 1-0 — Sverdlovsk
1957 — Holm, Sejer vs Petersen, Finn — 0-1 — Odense DEN
1957 — Gurgenidze, Bukhuti vs Stoliar, Efim Samoilovich — 1/2-1/2 — Moscow RUS
5…Nf6 — 16.4% (3663 parties)
1952 — Heinicke, Herbert vs Levy, Pascal — 1-0 — Helsinki olm
1953 — Fuchs, Reinhart vs Knothe, Karl — 1/2-1/2 — GDR-ch Jena GER
1955 — Grosek, Branko vs Bertok, Mario Jr. — 1/2-1/2 — Ljubljana
1955 — Parak, Frantisek vs Ujtelky, Maximilian — 1-0 — Prague CZE
1956 — Conen, Friedrich vs Groenegress, Wilfried — 1-0 — Rheda