D49j - 12.exf6 Qb6 - Botvinnik Variation (1925)

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D49j — Meran, Old Main Line, Botvinnik Variation (1925)
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 cxd4 11.Nxb5 axb5 12.exf6 Qb6
Les coups candidats
13.fxg7 — 69.1% (159 parties)
Ambassadeurs : Feher, Gyula (7x), Jovcic, Milan (5x), Pomar Salamanca, Arturo (4x), Petran, Pal (4x), Szily, Jozsef (2x), Rabar, Braslav (2x), Fuderer, Andrija (2x), Kouatly, Bachar (2x)
13.O-O — 25.2% (58 parties)
Ambassadeurs : Nemet, Ivan (2x), Gregoire, Thierry (2x), Salamuni R (1x), De Souza Mendes, Joao (1x), Sullivan, James (1x), Stevens, Ben M (1x), Teters, Arthur (1x), Kondra, Boris (1x)
13.Qe2 — 3.0% (7 parties)
Ambassadeurs : Huber, Marc (1x), Wiest, Georg, Dr. (1x), Nguyen, Khanh Huy (1x), Huynh, Thanh Tinh (1x), Horbach, Frank (1x), Giurgiu, Tiberiu (1x), Kyburz, Stefan (1x), Kokko, Esa (1x)
13.Be4 — 2.6% (6 parties)
Ambassadeurs : Greenfeld, Alon (1x), Van der Wiel, John T.H. (1x), Niemela, Antti (1x), Sammalvuo, Tapani (1x), Olarasu, Gabriela (1x), Jagodzinska, Joanna (1x), Perez Lopez, Jesus Maria (1x), Gonzalez Menendez, Ivan (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 13.fxg7 13.O-O 13.Qe2 13.Be4
<1800 4 50% 50% — —
1800-2200 56 61% 25% 11% 4%
2200-2600 105 71% 27% — 2%
2600+ 3 67% 33% — —
Évolution par décennie (% des parties)
Décennie N parties 13.fxg7 13.O-O 13.Qe2 13.Be4
1950s 23 78% 22% — —
1960s 6 100% — — —
1970s 6 100% — — —
1980s 48 88% 6% — 6%
1990s 50 64% 30% 2% 4%
2000s 63 57% 35% 6% 2%
2010s 26 58% 35% 8% —
2020s 8 50% 50% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
13.fxg7 58% 50% ▼ -7.7%
13.O-O 35% 50% ▲ +15.4%
13.Qe2 8% 0% ▼ -7.7%
13.Be4 0% 0% +0.0%
Parties historiques
13.fxg7 — 69.1% (159 parties)
1950 — Vajda, Arpad vs Szily, Jozsef — 1/2-1/2 — Budapest HUN
1950 — Schmidt, Paul vs Niephaus, Walter — 1/2-1/2 — Bad Pyrmont GER
1950 — Nievergelt, Erwin vs Reutimann, Hans Peter — 1-0 — Lucerne SUI
1951 — Mueller, Claus vs Knothe, Karl — 1-0 — Schwerin GER
1951 — Richter, Kurt vs Schenk, Alexander — 1-0 — Berlin-Ost
13.O-O — 25.2% (58 parties)
1951 — Salamuni R vs De Souza Mendes, Joao — 1-0 — Fortaleza BRA
1951 — Evans, Larry vs Bernstein, Sidney — 1-0 — New York ch-USA
1955 — Sullivan, James vs Stevens, Ben M — 1-0 — ?
1958 — Teters, Arthur vs Kondra, Boris — 1/2-1/2 — Sydney AUS
1958 — Jacques, Stander vs Barry, James — 0-1 — Hollywood, CA
13.Qe2 — 3.0% (7 parties)
1997 — Huber, Marc vs Wiest, Georg, Dr. — 0-1 — Bayern
2001 — Nguyen, Khanh Huy vs Huynh, Thanh Tinh — 1-0 — ?
2001 — Horbach, Frank vs Giurgiu, Tiberiu — 1/2-1/2 — IECG
2008 — Kyburz, Stefan vs Kokko, Esa — 1/2-1/2 — Espoo We ESK
2009 — Schreiner, Till vs Kyas, Marcel — 1-0 — Rotenburg
13.Be4 — 2.6% (6 parties)
1984 — Olarasu, Gabriela vs Jagodzinska, Joanna — 1/2-1/2 — Katowice Ech-20G
1987 — Greenfeld, Alon vs Van der Wiel, John T.H. — 1/2-1/2 — Groningen NED
1989 — Niemela, Antti vs Sammalvuo, Tapani — 0-1 — Helsinki FIN
1994 — Bartek, Zdenek vs Nemec, Tadeus — 0-1 — Bratislava SVK
1999 — Perez Lopez, Jesus Maria vs Gonzalez Menendez, Ivan — 1/2-1/2 — ESP