C09a - 6.* - Tarrasch Variation, Open System, Main Line (1926)

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C09a — Tarrasch Variation, Open System, Main Line (1926)
1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Ngf3 Nc6
Les coups candidats
Ambassadeurs : Uhlmann, Wolfgang (101x), Vaganian, Rafael A (69x), Portisch, Ferenc (45x), Schmidt, Wlodzimierz (40x), Lputian, Smbat (35x), Bakheet Farag (35x), Jansa, Vlastimil (32x), ? (29x)
6.dxc5 — 9.8% (729 parties)
Ambassadeurs : Kekki, Jorma (8x), Ries, Berthold (5x), Lardot, Derik (4x), Vajda, Levente (3x), Dittmar, Peter (3x), Neurohr, Juergen (3x), Zatonskih, Anna (3x), Brown, Paul (2x)
6.Be2 — 5.0% (376 parties)
Ambassadeurs : Mueller, Karsten, Dr. (5x), Westerinen, Heikki M.J. (4x), Tiviakov, Sergei (4x), Szmacinska, Grazyna (3x), Kubala, Martin (3x), Sedina, Elena (3x), Rudolf, Anna (3x), Maiwald, Jens-Uwe (2x)
6.c3 — 1.1% (83 parties)
Ambassadeurs : Kekki, Jorma (2x), Vastrukhin, Oleg (2x), Prods, Arvids (1x), Ozols, Karlis (1x), Leoncini, Mario (1x), Miralles, Gilles (1x), El Ters, Antouan (1x), Rivera, Daniel (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.Bb5 6.dxc5 6.Be2 6.c3
<1800 362 75% 16% 5% 3%
1800-2200 2458 76% 15% 6% 2%
2200-2600 3139 89% 6% 5% 0%
2600+ 164 98% 1% 1% —
Évolution par décennie (% des parties)
Décennie N parties 6.Bb5 6.dxc5 6.Be2 6.c3
1950s 44 80% 11% 5% —
1960s 113 88% 5% 5% —
1970s 585 95% 2% 2% 0%
1980s 826 92% 5% 2% 1%
1990s 1379 80% 11% 7% 1%
2000s 1792 80% 12% 5% 2%
2010s 1934 80% 13% 6% 1%
2020s 790 84% 9% 5% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.Bb5 80% 84% ▲ +4.0%
6.dxc5 13% 9% ▼ -3.9%
6.Be2 6% 5% -0.4%
6.c3 1% 1% ▲ +0.5%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 6 parties
Kramnik, Vladimir — 4 parties
Carlsen, Magnus — 3 parties
Anand, Viswanathan — 2 parties
Botvinnik, Mikhail — 1 partie
Karpov, Aleksandr — 1 partie
Smyslov, Vladimir — 1 partie
Gukesh D — 1 partie
Parties historiques
6.Bb5 — 83.3% (6213 parties)
1950 — Keres, Paul vs Koberl, Ferenc — 1-0 — Schiavno Zdroj
1950 — Boutteville, Cesar vs Pinson Henri — 1-0 — Aix en Provence
1950 — Rossolimo, Nicolas vs Gligoric, Sofija — 1/2-1/2 — Mar del Plata ARG
1950 — Nemec, Janez vs Kukovec, Ivan — 0-1 — Maribor
1950 — Ribeiro, Joao vs Moura, Jairo De Souza — 1-0 — Estoril
6.dxc5 — 9.8% (729 parties)
1950 — Batchinsky, Basile vs Bachmann, Philipp — 1-0 — Lucerne SUI
1950 — Grob, Henry vs Emden, Hermann — 0-1 — Lucerne SUI
1954 — Kalkstein, Rodolfo vs Munoz Agullo, Jose Francisco — 1-0 — Montevideo URU
1956 — Ilchmann, G. vs Pirovano, Faure — 0-1 — corr BdF-cup3
1959 — Filipowicz, Andrzej vs Knapczyk, Edward — 1/2-1/2 — Lodz ch
6.Be2 — 5.0% (376 parties)
1955 — Barda, Olaf vs Ridala, E. — 1-0 — Kiruna
1959 — Zajic, Jiri vs Parak, Frantisek — 0-1 — Trebic
1961 — Chmelnitski, D. vs Kowol, B. — 1-0 — corr USSR-BRD
1964 — Haag, Ervin vs Neikirkh, Oleg — 1/2-1/2 — Sinaia
1968 — Kolarov, Atanas S. vs Parma, Bruno — 1/2-1/2 — It Buesum GER
6.c3 — 1.1% (83 parties)
1976 — Gollub, Dan vs Porterfield, Michael — 1/2-1/2 — Phoenix, AZ USA
1982 — Prods, Arvids vs Ozols, Karlis — 1/2-1/2 — Melbourne AUS
1982 — Leoncini, Mario vs Miralles, Gilles — 1/2-1/2 — Bagni di Lucca
1982 — El Ters, Antouan vs Rivera, Daniel — 1/2-1/2 — ch URU
1988 — Henriksson, Christer vs Kekki, Jorma — 1-0 — Hanko We HangTS