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B07w — Byrne
1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5
Eval: [+0.73]
Les coups candidats
Ambassadeurs : Hendriks, Willy (29x), Zimmerman, Yuri (22x), Peralta, Fernando (18x), Tiviakov, Sergei (17x), Praznik, Anton (15x), Conterno, Dominique (14x), Beim, Valeri (11x), Reilly, Tim (11x)
4…c6 — 17.8% (1707 parties)
Ambassadeurs : Ootes, Lars (13x), Torre, Eugenio (11x), Valdes Romero, Leonardo (11x), Gagunashvili, Merab (9x), Koch, Wolfgang Max, Dr. (8x), Pribyl, Josef (8x), Sandum, Kjell Tore (7x), Mittelberger, Peter (7x)
4…h6 — 6.2% (592 parties)
Ambassadeurs : Tarmak, Mart (9x), Gavrish, Leonid (8x), Balcerowski, Witold (7x), Schuetzhold, Frank (7x), Fridman, Daniel (5x), Hofland, Leonard (4x), Ostojic, Predrag (4x), Pfleger, Helmut, Dr. (3x)
4…Nbd7 — 3.8% (367 parties)
Ambassadeurs : Ker, Anthony F (8x), Pirc, Vasja (6x), Knudsen, John C (5x), Anagnostopoulos, Dimitri (4x), Plaskett, H James (4x), Lukey, Stephen G (3x), Kampenuss Peteris (2x), Matanovic, Aleksandar (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…Bg7 4…c6 4…h6 4…Nbd7
<1800 339 85% 7% 4% 3%
1800-2200 3531 76% 15% 5% 4%
2200-2600 3105 64% 25% 8% 3%
2600+ 80 59% 21% 18% 2%
Évolution par décennie (% des parties)
Décennie N parties 4…Bg7 4…c6 4…h6 4…Nbd7
1930s 3 33% 33% 33%
1940s 5 80% 20%
1950s 123 71% 15% 3% 11%
1960s 201 61% 26% 9% 3%
1970s 402 52% 29% 12% 6%
1980s 517 59% 25% 9% 7%
1990s 1968 68% 21% 6% 4%
2000s 3122 74% 16% 5% 4%
2010s 2814 78% 13% 6% 3%
2020s 455 71% 19% 5% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…Bg7 78% 71% ▼ -6.5%
4…c6 13% 19% ▲ +5.4%
4…h6 6% 5% -0.4%
4…Nbd7 3% 4% ▲ +0.9%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 3 parties
Karpov, Anatoly — 3 parties
Kramnik, Vladimir — 3 parties
Tal, Mikhail — 2 parties
Smyslov, Vladimir — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
4…Bg7 — 71.9% (6908 parties)
1935 — Richter, Kurt P vs Rellstab, Ludwig Sr — 1/2-1/2 — Berlin GER
1940 — Bondarevsky, Igor vs Kajev — 1/2-1/2 — Kiev UKR
1946 — Panov, Vasily vs Simagin, Vladimir — 0-1 — Moscow RUS
1947 — Simagin, Vladimir vs Liublinsky, Victor — 1/2-1/2 — Moscow RUS
1949 — Padevsky, Nikola vs Piskov, Kamen Penev — 0-1 — Sofia BUL
4…c6 — 17.8% (1707 parties)
1939 — Marotti, Davide vs Napolitano, Mario — 0-1 — Rome ITA
1952 — Pytlakowski, Andrzej vs Ciejka, Tadeusz — 1/2-1/2 — Katowice POL
1954 — Ribeiro, Joao Mario vs Fuderer, Andrija — 0-1 — Munich GER
1954 — Ozsvath, Andras vs Sandor, Balazs — 1-0 — Hungary ch
1955 — Gusev, Aleksandr vs Lutikov, Anatoly S — 0-1 — Moscow RUS
4…h6 — 6.2% (592 parties)
1943 — Foltys, Jan vs Tikovsky, Alexandr — 1-0 — Prague CZE
1954 — Fragoso, Darcy vs Lisboa, Rui — 1/2-1/2 — Sao Paulo BRA
1956 — Unzicker, Wolfgang vs Botvinnik, Mikhail — 1/2-1/2 — Moscow RUS
1957 — Bastrikov, Georgy vs Nikolaevsky, Yuri V — 1/2-1/2 — Kiev UKR
1959 — Piazzini, Luis vs Kampelmacher, Manuel — 1-0 — Buenos Aires ARG
4…Nbd7 — 3.8% (367 parties)
1938 — Khasin, A. vs Golovko, N. — 1-0 — Gorky
1951 — Anderson, Frank Ross vs Vaitonis, Povilas — 1-0 — Toronto CAN
1951 — Bogoljubow, Efim vs Tartakower, Savielly — 1-0 — Birmingham ENG
1951 — Bogoljubow, Efim vs Tartakower — 1-0 — Cheltenham
1952 — Honfi, Karoly vs Szabadi, Elemer — 1-0 — Salgotarjan