Fin du contenu

Aucune page supplémentaire à charger

A32t — Symmetrical Two Knights
1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 Bb4 6.Nb5
Eval: [-0.20]
Les coups candidats
6…d5 — 41.3% (181 parties)
Ambassadeurs : Lenic, Luka (3x), Gipslis, Aivars (2x), Lengyel, Levente (2x), Olafsson, Thorir (2x), Debarnot, Roberto (2x), Rubinetti, Jorge (2x), Schiller, Wilfried (2x), Iljin, Timofey (2x)
6…O-O — 40.6% (178 parties)
Ambassadeurs : Planinec, Albin (3x), Matlak, Marek (3x), Reshevsky, Samuel (2x), Vaganian, Rafael A (2x), Stempin, Pawel (2x), Szymczak, Zbigniew (2x), Nikolic, Predrag (2x), Onoda, Hirokaz (2x)
6…a6 — 11.9% (52 parties)
Ambassadeurs : McCormick, James (2x), Xu, Jun (2x), Portisch, Lajos (2x), Groth, Klaus-Ulrich Dr (2x), Arnold, Marc (2x), Rantanen, Martti (1x), Prins, Laura (1x), Pomar Salamanca, Arturo (1x)
Ambassadeurs : Bystrov, Sergej M. (1x), Maryasin, Boris (1x), Amos, Bruce M. (1x), Evans, Larry (1x), GUNAWAN, REZA (1x), Hulak, Krunoslav (1x), Rath, Ulrik (1x), Fedder, Steen (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…d5 6…O-O 6…a6 6…Nc6
<1800 3 33% 33%
1800-2200 84 35% 42% 10% 6%
2200-2600 242 43% 41% 14% 2%
2600+ 4 50% 50%
Évolution par décennie (% des parties)
Décennie N parties 6…d5 6…O-O 6…a6 6…Nc6
1900s 1 100%
1920s 2 50% 50%
1930s 1 100%
1940s 2 50% 50%
1950s 11 55% 27% 18%
1960s 7 29% 57% 14%
1970s 59 54% 31% 8% 3%
1980s 59 34% 53% 8% 5%
1990s 81 38% 38% 16%
2000s 107 41% 43% 10% 4%
2010s 100 42% 37% 13% 2%
2020s 8 12% 62% 25%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…d5 42% 12% ▼ -29.5%
6…O-O 37% 62% ▲ +25.5%
6…a6 13% 25% ▲ +12.0%
6…Nc6 2% 0% ▼ -2.0%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 2 parties
Ju, Wenjun — 1 partie
Parties historiques
6…d5 — 41.3% (181 parties)
1904 — Johnston, Sidney Paine vs Voigt, Hermann G — 0-1 — Cable USA
1927 — Machate, Gottlieb vs Sikorski, Norbert — 1-0 — Gleiwitz
1943 — Munoz Navarro, Roberto vs Keres, P. — 0-1 — Madrid ESP
1957 — Roos, Michel vs Saint-Germain, Gaston de — 1-0 — cr ch FRA
1957 — Olafsson, Fridrik vs Gipslis, Aivars — 1/2-1/2 — WchT U26 Reykjavik ISL
6…O-O — 40.6% (178 parties)
1929 — Thomas, George Alan vs Marshall Viele, Fabrizio Aaron — 0-1 — Carlsbad CZE
1935 — Pelikan, Jorge vs Fazekas, Stephan — 0-1 — Luhacovice CZE
1946 — Nersesov vs Keres, Paul Petrovich — 0-1 — Tbilisi (URS)
1954 — Pedersen, Ebbe vs Filip, Marius Liviu — 0-1 — Prague zt
1956 — Letelier Martner, Rene vs Johannsson, Ingi R — 1/2-1/2 — Moskou olm
6…a6 — 11.9% (52 parties)
1957 — Bikov, Vladimir vs Spassky, B. — 1/2-1/2 — Leningrad RUS
1958 — Rantanen, Martti vs Prins, Laura — 1/2-1/2 — Olympiad Munich GER
1969 — Pomar Salamanca, Arturo vs Marovic, Drazen — 1/2-1/2 — Malaga ESP
1971 — Benko, Pal vs Quinteros, Miguel A. — 1/2-1/2 — Malaga ESP
1972 — Krisko, Milan vs Sikora-Lerch, Jan — 0-1 — Trinec CZE
6…Nc6 — 2.5% (11 parties)
1973 — Amos, Bruce M. vs Evans, Larry — 1/2-1/2 — USA op Chicago, IL USA
1976 — Rath, Ulrik vs Fedder, Steen — 1/2-1/2 — Aarhus DEN
1983 — GUNAWAN, REZA vs Hulak, Krunoslav — 1/2-1/2 — Jakarta / Yogya / Bali
1986 — Mascarenhas, Alberto Pinheiro vs Van Riemsdijk, Herman C. — 1/2-1/2 — Garanhuns
1987 — Bystrov, Sergej M. vs Maryasin, Boris — 1/2-1/2 — Minsk BLR