C04h - 6.Nb3 - Tarrasch, Guimard, Main Line (1944)

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C04h — Tarrasch, Guimard, Main Line (1944)
1.e4 e6 2.d4 d5 3.Nd2 Nc6 4.Ngf3 Nf6 5.e5 Nd7 6.Nb3
Les coups candidats
Ambassadeurs : Drasko, Milan (18x), Skorna, Ullrich (17x), Ortiz Galvan, Manuel Eliu (15x), Prie, Eric (8x), Thorbergsson, Freysteinn (7x), Meinhardt, Maximilian, Dr. (7x), Sahovic, Dragutin (5x), Knudsen, John C (5x)
Ambassadeurs : Knudsen, John C (6x), Just, Gabriele, Dr. (6x), Huebner, Robert (6x), Guimard, Carlos E (5x), Suetin, Alexey S (4x), Lieb, Harald (4x), Hug, Werner (4x), Hlavac, Rudolf (4x)
6…f6 — 19.9% (370 parties)
Ambassadeurs : Oestreich, Reinhard (5x), Pandurevic, Miro (5x), Haglund, Kjell (4x), Pimenov, Revolt (4x), Timman, Jan H (3x), Ivkov, Borislav (3x), Prystenski, Arthur (3x), Mueller, Thomas (3x)
6…a6 — 1.6% (30 parties)
Ambassadeurs : Hug, Werner (5x), Hegeler, Anja (2x), Ruefenacht, Matthias (2x), Boehnisch, Manfred (1x), Franz, Joachim (1x), Vogt, Lothar (1x), Bauer, Burkhard (1x), Seppeur, Reinhold (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…a5 6…Be7 6…f6 6…a6
<1800 55 49% 20% 22% 7%
1800-2200 594 49% 23% 23% 2%
2200-2600 828 55% 27% 14% 1%
2600+ 15 60% 33% 7% —
Évolution par décennie (% des parties)
Décennie N parties 6…a5 6…Be7 6…f6 6…a6
1950s 40 18% 40% 40% —
1960s 74 8% 46% 43% 3%
1970s 161 18% 46% 29% 3%
1980s 248 40% 38% 18% 4%
1990s 204 51% 32% 13% 1%
2000s 365 50% 28% 17% 2%
2010s 620 58% 23% 16% 1%
2020s 143 57% 12% 29% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…a5 58% 57% ▼ -1.7%
6…Be7 23% 12% ▼ -11.0%
6…f6 16% 29% ▲ +13.1%
6…a6 1% 0% ▼ -0.8%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 2 parties
Anand, Viswanathan — 1 partie
Parties historiques
6…a5 — 47.0% (871 parties)
1953 — Koch, Berthold vs Bruechner, Siegfried — 1-0 — Jena ch DDR
1957 — Bronstein, David I vs Gusev, Yuri S — 1-0 — Moscow RUS
1957 — Bogdanov, Emil vs Haag, Ervin — 1/2-1/2 — Reykjavik ISL
1958 — Portisch, Lajos vs Thorbergsson, Freysteinn — 1/2-1/2 — Munchen olm
1958 — Kopilov, Nikolay Georgiyevich vs Uusi, Gunnar — 1-0 — Rostov on Don
6…Be7 — 29.3% (544 parties)
1950 — Rossolimo, Nicolas vs Guimard, Carlos E — 1-0 — Mar del Plata ARG
1950 — Sokolsky, Alexey vs Saigin, Vladimir — 1-0 — Kiev UKR
1951 — Suetin, Alexey S vs Furman, Semyon — 1-0 — Tbilisi GEO
1951 — Mangini, Jose Henrique de Mello vs Guimard, Carlos E — 1/2-1/2 — Mar del Plata ARG
1951 — Suetin, Alexey S vs Korchnoi, Viktor — 1-0 — Leningrad RUS
6…f6 — 19.9% (370 parties)
1950 — Aarav Mutha vs Bachl, Anton — 1-0 — Northeim
1950 — Menke, G. vs Herberg, Marcel — 1-0 — cr.
1952 — Platz, Hans vs Budrich, Edmund — 0-1 — Binz GER
1952 — Schlieder, Rolf vs Zirngibl, Albert — 1-0 — Binz GER
1953 — Reichenbach, Werner vs Liebert, Heinz — 0-1 — Brandenburg/Havel
6…a6 — 1.6% (30 parties)
1965 — Boehnisch, Manfred vs Franz, Joachim — 1-0 — Annaberg-Buchholz GER
1966 — Vogt, Lothar vs Bauer, Burkhard — 1-0 — Erfurt GER
1973 — Nielsen, John Bauneborg vs Suta, Mihai — 1-0 — ?
1974 — Stoica, Valentin vs Hug, Werner — 1/2-1/2 — Stary Smokovec SVK
1975 — Tatai, Stefano vs Hug, Werner — 1/2-1/2 — Zurich SUI