C61h - 4.Nxd4 exd4 5.O-O c6 6.Bc4 - Bird’s

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C61h — Bird’s
1.e4 e5 2.Nf3 Nc6 3.Bb5 Nd4 4.Nxd4 exd4 5.O-O c6 6.Bc4
Eval: [+0.53]
Les coups candidats
6…Nf6 — 59.1% (710 parties)
Ambassadeurs : McLaughlin, Keith W (16x), Burakovsky, Marat (14x), Schuetz, Peter (10x), Scheerer, Christoph (7x), Mundwiler, Les (7x), Tolush, Alexander (6x), Vicente Haro, Gabriel (6x), Horvath, Denes (6x)
6…d5 — 14.2% (170 parties)
Ambassadeurs : Klip, Hans (10x), Thomas, Joseff (6x), Tkachenko, Victor (4x), Klaman, Konstantin Mikhailovich (3x), Guseinov, Aidyn (3x), Rizouk, Aimen (3x), Cassimon Marc (3x), Sternik, Ryszard (3x)
6…d6 — 8.7% (104 parties)
Ambassadeurs : Konicek, Petr (2x), Gassouma, Mohamed (2x), Panov, Vasily (1x), Trupan, Vladilen (1x), Baturinsky, Victor (1x), Solntsev, Yury (1x), Koupil, Adam (1x), Svetlik, Milan (1x)
6…b5 — 5.8% (70 parties)
Ambassadeurs : Aannevik, Bjarne (4x), Charter, Bennet (2x), Czypinski, Jaroslaw (2x), Geib Steven (2x), Haskovic, Salih (2x), Hosmer, Henry (1x), Kennicott, Hiram (1x), Walther, Edgar (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…Nf6 6…d5 6…d6 6…b5
<1800 81 40% 19% 5% 19%
1800-2200 393 61% 11% 14% 4%
2200-2600 239 65% 18% 5% 1%
2600+ 5 40% 60% — —
Évolution par décennie (% des parties)
Décennie N parties 6…Nf6 6…d5 6…d6 6…b5
1860s 1 — — — —
1870s 2 — — — 50%
1880s 1 100% — — —
1890s 4 50% — — —
1900s 3 — — — —
1910s 5 20% 20% — —
1920s 4 25% 25% — —
1930s 3 33% 67% — —
1940s 12 25% 42% 17% —
1950s 46 87% 4% 9% —
1960s 60 88% 3% 2% 2%
1970s 48 88% 6% 4% 2%
1980s 71 79% 11% 3% 3%
1990s 204 54% 17% 11% 6%
2000s 324 52% 18% 10% 6%
2010s 364 59% 11% 10% 8%
2020s 49 31% 27% 8% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…Nf6 59% 31% ▼ -28.7%
6…d5 11% 27% ▲ +15.5%
6…d6 10% 8% ▼ -1.5%
6…b5 8% 8% +0.2%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 2 parties
Lasker, Emanuel — 1 partie
Alekhine, Alexander — 1 partie
Smyslov, Vladimir — 1 partie
Tal, Mikhail — 1 partie
Anand, Viswanathan — 1 partie
Hou, Yifan — 1 partie
Parties historiques
6…Nf6 — 59.1% (710 parties)
1880 — Congdon, James Adams vs Delmar, Eugene — 1/2-1/2 — New York, NY USA
1893 — Hodges, Albert vs Delmar, Eugene — 1-0 — New York, NY USA
1893 — Showalter, Jackson vs Delmar, Eugene — 1/2-1/2 — New York, NY USA
1917 — Teichmann, Richard vs Fahrni, Hans — 1-0 — Zurich SUI
1921 — De Freitas, Jose Renato Silva vs Werneck de Castro, Raul — 1/2-1/2 — Carrasco
6…d5 — 14.2% (170 parties)
1913 — Lasker, Emanuel vs ? — 1-0 — 10.20 sim GER Mainz
1927 — Di Perna Molinero, Alain vs Pokorny, Amos — 1-0 — Brno ch
1934 — Panov, Vasily vs Freiman, Sergey Nikolaevich — 1-0 — Leningrad RUS
1934 — Panov, Vasily vs Freiman, Sergey Nikolaevich — 1-0 — Leningrad ch-URS
1947 — Dubinin, Peter vs Levenfish, Grigory — 0-1 — Leningrad ch-URS
6…d6 — 8.7% (104 parties)
1946 — Baturinsky, Victor vs Solntsev, Yury — 0-1 — Moscow RUS
1949 — Panov, Vasily vs Trupan, Vladilen — 1-0 — Moscow RUS
1950 — Koupil, Adam vs Svetlik, Milan — 0-1 — Chocen
1951 — Tsiknopoulos, Konstantinos vs Sarikas, N.. — 1-0 — Athens GRE
1952 — Watzl, Leopold vs Giustolisi, Alberto — 0-1 — Salsomaggiore Terme
6…b5 — 5.8% (70 parties)
1874 — Hosmer, Henry vs Kennicott, Hiram — 1-0 — Chicago, IL USA
1969 — Walther, Edgar vs Kusminitsch — 0-1 — BDR-USSR
1977 — Zahilas, Loukas N. vs Gad, V. — 1-0 — ?
1983 — Hlavac, Rudolf vs Mayer Moya, Omar — 1-0 — okr.pr.1983 (0
1988 — Mansoor Beyg, Siamand vs Elkuch, Harald — 0-1 — Thessaloniki GRE