B07t - 2.d4 Nf6 3.Nc3 g6 4.Be3

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B07t —
1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Be3
Eval: [+0.78]
Les coups candidats
Ambassadeurs : Thiel, Kay (26x), Kadonas, Kestutis (24x), Sarno, Spartaco (20x), Hendriks, Willy (20x), Nichols, Scott (19x), Gardner, Allan (18x), Van Wely, Loek (17x), Brinkmann, Wilhelm Prof Dr (14x)
Ambassadeurs : Zimmerman, Yuri (36x), Morihama, Nicolau (28x), Pribyl, Josef (26x), Gagunashvili, Merab (23x), Lauterbach, Ingrid (21x), Praznik, Anton (19x), Peralta, Fernando (19x), Chernin, Alexander (18x)
4…a6 — 6.6% (983 parties)
Ambassadeurs : Nývlt, Zdenek (49x), Conterno, Dominique (37x), Tan, Zhongyi (20x), Onyshchuk, Volodymyr (10x), Tarmak, Mart (10x), Akopian, Robert (8x), Wukits, René (7x), Lagno, Kateryna (7x)
4…Nbd7 — 0.7% (107 parties)
Ambassadeurs : Matanovic, Aleksandar (3x), Pfleger, Helmut, Dr. (3x), Amerika, Katrina (3x), Pirc, Vasja (2x), Ignatiev, Alexander (2x), Heinl, Thomas (2x), Balitos, Joeben Jones (2x), Gregory, Samuel David (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…Bg7 4…c6 4…a6 4…Nbd7
<1800 512 71% 24% 3% 1%
1800-2200 5911 52% 41% 5% 1%
2200-2600 5936 32% 57% 10% 1%
2600+ 193 26% 51% 21% —
Évolution par décennie (% des parties)
Décennie N parties 4…Bg7 4…c6 4…a6 4…Nbd7
1870s 1 100% — — —
1930s 1 100% — — —
1950s 12 42% 17% — 42%
1960s 29 52% 41% 3% —
1970s 101 43% 54% 1% 1%
1980s 303 56% 40% 1% 2%
1990s 2360 53% 44% 2% 1%
2000s 5469 44% 52% 2% 1%
2010s 5266 47% 40% 12% 1%
2020s 1347 41% 43% 15% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…Bg7 47% 41% ▼ -5.3%
4…c6 40% 43% ▲ +2.7%
4…a6 12% 15% ▲ +3.2%
4…Nbd7 1% 0% -0.3%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 5 parties
Kramnik, Vladimir — 5 parties
Kasparov, Garry — 3 parties
Hou, Yifan — 3 parties
Carlsen, Magnus — 2 parties
Euwe, Max — 1 partie
Botvinnik, Mikhail — 1 partie
Tal, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
4…Bg7 — 46.4% (6911 parties)
1874 — Burn, Amos vs Owen, John — 1-0 — Liverpool ENG
1939 — Mawuli Richardson vs Euwe, Max — 1-0 — Hastings ENG
1952 — Witkowski, Stefan vs Plater, Kazimierz — 0-1 — Katowice POL
1954 — Rossetto, Hector vs Matanovic, Aleksandar — 0-1 — Amsterdam NED
1957 — Haahr, Thorkild vs Nielsen, Axel — 1-0 — ?
4…c6 — 45.2% (6734 parties)
1953 — Bogdanovic, Rajko vs Pirc, Vasja — 0-1 — Zagreb CRO
1956 — Ivanco, Imrich vs Lax, Hendrich — 0-1 — Bratislava SVK
1961 — Rossetto, Hector vs Pelikán, Jiří — 1/2-1/2 — Mar del Plata ARG
1963 — Lebedev, Boris vs Shatskes, Boris A — 1-0 — Moscow RUS
1964 — Pushkar, Viktor vs Gershman, Semion — 1-0 — Kiev UKR
4…a6 — 6.6% (983 parties)
1969 — Ree, Hans vs Donner, Jan-Hein — 0-1 — Wijk aan Zee NED
1974 — Fuller, Maxwell L vs Goffin, Peter — 1-0 — Penang MAS
1989 — Karolyi, Tibor vs Watson, William N — 1/2-1/2 — Budapest HUN
1989 — Nemirovski, Serge vs Chabanon, Jean-Luc — 0-1 — Val Thorens FRA
1991 — Rasmussen, Barry vs Babb, Jeff — 1/2-1/2 — Winnipeg CAN
4…Nbd7 — 0.7% (107 parties)
1951 — Jursevskis, Aleks vs Vaitonis, Povilas — 1/2-1/2 — Vancouver
1953 — Fuderer, Andrija vs Matanovic, Aleksandar — 1-0 — JUG-ch Belgrade YUG
1953 — Andersen, Henrik Bloch vs Nowacki, Marcus — 1-0 — Poznan POL
1955 — Matanovic, Aleksandar vs Pirc, Vasja — 1/2-1/2 — Zagreb CRO
1958 — Matanovic, Aleksandar vs Pirc, Vasja — 1/2-1/2 — Beverwijk NED