B23d - 2…d6 3.g3 - Closed (1929)

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B23d — Closed (1929)
1.e4 c5 2.Nc3 d6 3.g3
Les coups candidats
3…Nc6 — 49.7% (5394 parties)
Ambassadeurs : Parkanyi, Attila (11x), Sammalvuo, Tapani (10x), Bartsch, Berthold (9x), Detela, Walter (9x), Arsovic, Goran (9x), Medina-Garcia, Antonio (8x), Brustman, Agnieszka (8x), Spassky, Boris V. (8x)
3…g6 — 28.2% (3060 parties)
Ambassadeurs : Clares Huanca, Danner Saed (7x), Veltmann, Martin (6x), Kulaots, Kaido (6x), Kovacova, Zuzana (5x), Frick, Christoph (5x), Wedberg, Tom (4x), Tran, Ngoc Lan (4x), Melekhina, Alisa (4x)
3…Nf6 — 18.3% (1987 parties)
Ambassadeurs : Toth, Laszlo (4x), Horvath, Laszlo (3x), Oberton, Daniel (3x), Thielemann, Joachim (3x), Nowarra, Waltraud (2x), Deak, Gabriel (2x), Paz Ladron De Guevara, Daniel (2x), Bachmann, Rene (2x)
3…e6 — 1.3% (136 parties)
Ambassadeurs : Freel, Lawrence (2x), Hanich, Willi (1x), Hafner, Manfred (1x), Blodig, Christine (1x), Liepert, Luise (1x), Nunes, Ricardo (1x), Fonte Santa, Jose (1x), Brethauer, Sarah (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3…Nc6 3…g6 3…Nf6 3…e6
<1800 1153 40% 22% 32% 2%
1800-2200 5303 48% 30% 18% 1%
2200-2600 2222 68% 27% 4% 0%
2600+ 36 75% 25% — —
Évolution par décennie (% des parties)
Décennie N parties 3…Nc6 3…g6 3…Nf6 3…e6
1950s 56 57% 23% 14% —
1960s 116 48% 41% 9% —
1970s 271 55% 36% 7% —
1980s 428 61% 29% 8% 0%
1990s 2124 46% 29% 21% 1%
2000s 3713 48% 27% 20% 2%
2010s 3264 51% 27% 18% 1%
2020s 873 54% 30% 13% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3…Nc6 51% 54% ▲ +3.6%
3…g6 27% 30% ▲ +3.1%
3…Nf6 18% 13% ▼ -4.6%
3…e6 1% 0% ▼ -0.8%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 3 parties
Kasparov, Garry — 3 parties
Smyslov, Vladimir — 1 partie
Ju, Wenjun — 1 partie
Carlsen, Magnus — 1 partie
Ding, Liren — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
3…Nc6 — 49.7% (5394 parties)
1950 — Kauder, Hartmut vs Mueller, Claus — 1/2-1/2 — Soemmerda ch GDR
1950 — Palda, Karl vs Pinzon Solis, Felipe — 1/2-1/2 — Dubrovnik olm
1950 — Rossetto, Hector vs Sanguinetti, Ricardo — 0-1 — Mar del Plata ARG
1950 — Platz, Hans vs Mueller, Claus — 1-0 — Soemmerda GER
1950 — Gligoric, Sofija vs Miguel, Nahuel — 0-1 — Dubrovnik olm
3…g6 — 28.2% (3060 parties)
1950 — Bykova, Elizaveta vs Mora, Maria Teresa — 1/2-1/2 — Moscow RUS
1950 — Kupferstich, Moises vs Rossetto, Hector — 0-1 — Dubrovnik olm
1952 — Sigurdsson, Gudjon vs Mangini, Jose Henrique de Mello — 0-1 — Helsinki olm
1953 — Carvalho, Luiz Candido Brant vs Jauregui, Carlos — 1-0 — Mar del Plata ARG
1953 — Taylor, John vs Saila, Tauno — 1-0 — Winnipeg CAN
3…Nf6 — 18.3% (1987 parties)
1951 — Maragliano L vs Basto Lima, L. — 1/2-1/2 — Fortaleza BRA
1951 — Carvalho, Flavio vs De Oliveira Fernande, William — 1-0 — Fortaleza BRA
1952 — Castaldi, Vincenzo vs Scafarelli, Francesco — 1/2-1/2 — Ferrara
1953 — Bakalov, Eugeny vs Saila, Tauno — 1-0 — ?
1956 — Burstein, S. vs Salo, Tapio — 0-1 — Moskou olm
3…e6 — 1.3% (136 parties)
1986 — Blodig, Christine vs Liepert, Luise — 1-0 — Bad Neustadt
1988 — Hanich, Willi vs Hafner, Manfred — 1-0 — corr DDR
1991 — Guerrero, V1 vs Santos Hernandez, Higinio — 1-0 — ESP
1992 — Nunes, Ricardo vs Fonte Santa, Jose — 1/2-1/2 — Lisbon POR
1992 — Smeckert, Dennis vs Davila Garrido, Piero Anderson — 1-0 — Flint ch-MI class-C