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B23c — Closed (1931)
1.e4 c5 2.Nc3 d6 3.Nge2
Les coups candidats
3…Nf6 — 66.8% (2384 parties)
Ambassadeurs : Nekhaev, Andrey Ivanovich (46x), Tiviakov, Sergei (21x), Pirs, Matjaz (18x), Kahl, Fred (17x), Kuijf, Marinus (11x), Solodovnichenko, Yuri (10x), Smirin, Ilia (10x), Mortensen, Erling (8x)
3…Nc6 — 13.7% (489 parties)
Ambassadeurs : Leiro Giralt, Daniel (7x), Soltis, Andrew (4x), Van den Berg, Ad (3x), Jobava, Baadur (3x), Padmini, Rout (3x), Tiviakov, Sergei (3x), Horn, Peter (2x), Ademi, Sami (2x)
3…a6 — 7.9% (283 parties)
Ambassadeurs : Galdunts, Sergey (4x), Janisch, Manfred (4x), Yuferov, Sergey N (3x), Olafsson, Helgi (3x), Novikov, Igor (3x), Van der Wiel, John T.H. (3x), Parak, Frantisek (2x), Balashov, Yuri (2x)
3…g6 — 5.3% (188 parties)
Ambassadeurs : Smirin, Ilia (2x), Ernst, Thomas (2x), Franzoni, Giancarlo (2x), Magallanes, Rey Jomar (2x), De Firmian, Nick (2x), Blackstone, John (1x), Spiller, Arthur R (1x), Hort, Vlastimil (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3…Nf6 3…Nc6 3…a6 3…g6
<1800 154 61% 16% 5% 10%
1800-2200 1121 61% 17% 8% 7%
2200-2600 1866 71% 11% 9% 4%
2600+ 147 80% 9% 7% 3%
Évolution par décennie (% des parties)
Décennie N parties 3…Nf6 3…Nc6 3…a6 3…g6
1950s 12 58% 17% 17%
1960s 30 40% 17% 7% 7%
1970s 51 59% 14% 8% 2%
1980s 173 58% 12% 11% 6%
1990s 481 56% 17% 12% 8%
2000s 761 60% 18% 7% 7%
2010s 1470 71% 13% 7% 4%
2020s 590 79% 8% 6% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3…Nf6 71% 79% ▲ +8.5%
3…Nc6 13% 8% ▼ -4.4%
3…a6 7% 6% ▼ -1.4%
3…g6 4% 4% -0.0%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 5 parties
Tal, Mikhail — 3 parties
Carlsen, Magnus — 3 parties
Kasparov, Garry — 2 parties
Kramnik, Vladimir — 1 partie
Anand, Viswanathan — 1 partie
Ju, Wenjun — 1 partie
Gukesh D — 1 partie
Ding, Liren — 1 partie
Parties historiques
3…Nf6 — 66.8% (2384 parties)
1951 — Bertok, Mario Jr. vs Puc, Stojan — 1-0 — Ljubljana
1952 — Bogoljubow, Efim D vs Pirc, Vasja — 1/2-1/2 — Belgrade SRB
1952 — Kucera, Jan vs Parak, Frantisek — 0-1 — Tatranska ch CZE
1953 — Fichtl, Jiri vs Filip, Miroslav — 1-0 — Prague CZE
1953 — Vesely, Jiri vs Filip, Miroslav — 1/2-1/2 — Prague CZE
3…Nc6 — 13.7% (489 parties)
1953 — Kozma, Julius vs Alster, Ladislav — 1-0 — Prague CZE
1959 — Eretova, Kveta vs Nedeljkovic, Verica — 1-0 — Plovdiv BUL
1961 — Rakic, Tomislav vs Saiansh Biswas — 1-0 — Yugoslavia Cup
1964 — Van den Berg, Ad vs Nordfjoerd, Sverrir — 1/2-1/2 — Krakow POL
1968 — Horn, Peter vs Mestrovic, Zvonimir — 0-1 — Meldorf
3…a6 — 7.9% (283 parties)
1954 — Delmar, Gabriel vs Parak, Frantisek — 0-1 — Jablonec nad Nisou
1954 — Brat, Vaclav Dr vs Parak, Frantisek — 1-0 — Jablonec nad Nisou
1965 — Balashov, Yuri vs Danov, Vladimir — 1/2-1/2 — Omsk RUS
1967 — Marchetti, Francisco vs Corti, Hector — 1-0 — Cordoba ARG
1973 — Klovans, Janis vs Yuferov, Sergey N — 0-1 — USSR
3…g6 — 5.3% (188 parties)
1965 — Blackstone, John vs Spiller, Arthur R — 1-0 — California
1968 — Hort, Vlastimil vs Tatai, Stefano — 1-0 — Athens GRE
1974 — Suetin, Alexey S vs Polugaevsky, Lev — 1/2-1/2 — Sochi RUS
1980 — Armas Gutierrez, Jorge Enrique vs Estevez De La Pena, Guillermo Santiago — 1/2-1/2 — Cienfuegos City CUB
1980 — Ghinda, Mihail-Viorel vs Ernst, Thomas — 1-0 — Hamburg GER