D42g - 7…cxd4 8.exd4 Be7 9.O-O O-O 10.a3 - Semi-Tarrasch (1934)

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D42g — Semi-Tarrasch Main Line
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 Nxd5 6.e3 Nc6 7.Bd3 cxd4 8.exd4 Be7 9.O-O O-O 10.a3
Les coups candidats
Ambassadeurs : Ribli, Zoltan (9x), Farago, Ivan (7x), Furman, Slavomir (4x), Portisch, Lajos (4x), Averbakh, Yuri L (3x), Ivanov, Igor V. (3x), Pyhala, Antti (3x), Zinchenko, Yaroslav (3x)
10…Nxc3 — 17.4% (197 parties)
Ambassadeurs : Byrne, David (4x), Averbakh, Yuri L (3x), Padevsky, Nikola (2x), Horberg, Bengt-Eric (2x), Ghitescu, Theodor (2x), Dotta, Juan Carlos (2x), Roa Alonso, Santiago (2x), Rowley, Robert (2x)
Ambassadeurs : Reshevsky, Samuel (2x), Fischer, Robert J (2x), Tal, Mikhail (2x), Adams, Michael (2x), Barbulescu, Dan (2x), Sudan, Georges (2x), Petzold, Klaus (2x), Bharathi, R. (2x)
10…b6 — 7.8% (88 parties)
Ambassadeurs : Delanoy, Arnaud (2x), Dovzik, Juri (2x), Chaude de Silans, Chantal (1x), Rometti, Nicola Barbatto (1x), Sarosy, Zoltan L (1x), Aylestock, William (1x), Jacobi Wolfgang (1x), Boehm, Uwe (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10…Bf6 10…Nxc3 10…Nf6 10…b6
<1800 7 43% 29% — —
1800-2200 260 40% 15% 16% 15%
2200-2600 577 50% 19% 19% 5%
2600+ 24 71% 8% 8% 12%
Évolution par décennie (% des parties)
Décennie N parties 10…Bf6 10…Nxc3 10…Nf6 10…b6
1900s 1 100% — — —
1930s 3 33% 33% 33% —
1940s 4 75% — — —
1950s 23 26% 57% 4% 4%
1960s 57 33% 18% 26% —
1970s 56 46% 18% 12% 2%
1980s 148 51% 20% 18% 5%
1990s 216 45% 16% 20% 8%
2000s 285 45% 16% 17% 11%
2010s 257 49% 15% 14% 10%
2020s 79 54% 19% 16% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10…Bf6 49% 54% ▲ +5.8%
10…Nxc3 15% 19% ▲ +3.8%
10…Nf6 14% 16% ▲ +2.4%
10…b6 10% 8% ▼ -2.5%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 5 parties
Karpov, Aleksandr — 2 parties
Smyslov, Vladimir — 2 parties
Anand, Viswanathan — 1 partie
Karpov, Anatoly — 1 partie
Parties historiques
10…Bf6 — 46.6% (526 parties)
1902 — Mason, Jack vs D Marco, Gianni — 1/2-1/2 — Monte Carlo MNC
1937 — Levenfish, Grigory vs Ilyin Zhenevsky, Alexander — 1-0 — Tbilisi ch-URS
1947 — Neikirkh, Oleg vs Zgurev, Georgi — 1/2-1/2 — Sofia BUL
1949 — Camara Ronald vs De Souza Mendes, Joao — 1-0 — Rio de Janeiro BRA
1949 — Aratovsky, Nikolay vs Furman, Slavomir — 1/2-1/2 — Vilnius LTU
10…Nxc3 — 17.4% (197 parties)
1934 — Bogoljubow, Efim vs Flohr, Salo — 1/2-1/2 — Zurich SUI
1951 — Chekhover, Vitaly vs Sokolsky, Alexey — 1-0 — Tbilisi GEO
1954 — Averbakh, Yuri L vs Byrne, David — 0-1 — New York, NY USA
1954 — Averbakh, Yuri L vs Byrne, David — 0-1 — USA-USSR
1954 — Averbach, August vs Byrne, David — 0-1 — USA-USSR
10…Nf6 — 17.0% (192 parties)
1938 — Gibaud, Amedee vs Fallet Kahn, Victor — 1-0 — Nice FRA
1958 — Olafsson, Fridrik vs Sherwin, James T — 0-1 — Portoroz SLO
1961 — Averbakh, Yuri L vs Kholmov, Ratmir D — 1/2-1/2 — Baku ch-URS
1961 — Reshevsky, Samuel vs Fischer, Robert J — 0-1 — ?
1961 — Reshevsky, Samuel vs Fischer, Raphael — 0-1 — New York / Los Angeles m
10…b6 — 7.8% (88 parties)
1952 — Chaude de Silans, Chantal vs Rometti, Nicola Barbatto — 1/2-1/2 — Charleville Mezieres
1978 — Jacobi Wolfgang vs Boehm, Uwe — 0-1 — Hohenlimburg
1981 — Sarosy, Zoltan L vs Aylestock, William — 1-0 — corr CCCA
1982 — Rajkovic, Dusan vs Martinovic, Slobodan — 1/2-1/2 — Vrnjacka Banja SRB
1983 — Suba, Mihai vs Pinter, Jozsef — 1-0 — Rome ITA