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D78l —
1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.Nbd2 Nbd7
Les coups candidats
8.b3 — 60.8% (442 parties)
Ambassadeurs : Csom, Istvan (3x), Kuich, Gero (3x), Majer, Jiri (3x), Litynska, Marta (2x), Augustinova, Milada (2x), Kengis, Edvins (2x), Ponfilenok, Vladimir (2x), Arkell, Keith C (2x)
8.Qc2 — 19.7% (143 parties)
Ambassadeurs : Bak, Istvan (3x), Souza Neves, Andrey Marcelo (2x), Malich, Burkhard, Dr. (1x), Aldecoa, Matias (1x), Perkins, Alan H (1x), Di, Palma Alicia (1x), Poulsen, Christian (1x), Steiner, Lajos (1x)
8.Re1 — 6.3% (46 parties)
Ambassadeurs : Bialas, Wolfram (1x), Kramer, Haije (1x), Zizda, Joe (1x), Brow, Dr (1x), Gomez Fernandez, Angel (1x), Vidal Alvarez, Norberto (1x), Casocobos Rodriguez, Guillermo (1x), Rodriguez Antuna, Ruben Angel (1x)
8.cxd5 — 4.3% (31 parties)
Ambassadeurs : Naxakis, Theodoros (2x), Poljak, Srebrenka (1x), Moiseev, Oleg (1x), Lau, Dietmar (1x), Buchenau, Frank (1x), Aidan George Wilson (1x), Cassar, P (1x), Schinis, Marios (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.b3 8.Qc2 8.Re1 8.cxd5
<1800 51 49% 18% 14% 4%
1800-2200 399 60% 20% 8% 4%
2200-2600 159 72% 17% 1% 4%
2600+ 3 100%
Évolution par décennie (% des parties)
Décennie N parties 8.b3 8.Qc2 8.Re1 8.cxd5
1950s 15 60% 33% 7%
1960s 18 44% 39% 11%
1970s 17 76% 12%
1980s 23 70% 30%
1990s 113 59% 18% 4% 9%
2000s 203 59% 18% 6% 6%
2010s 270 61% 18% 8% 3%
2020s 68 65% 24% 9% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.b3 61% 65% ▲ +3.2%
8.Qc2 18% 24% ▲ +5.4%
8.Re1 8% 9% ▲ +0.7%
8.cxd5 3% 1% ▼ -1.1%
Parties historiques
8.b3 — 60.8% (442 parties)
1952 — Partyka, Kazimierz vs Makarczyk, Kazimierz — 1/2-1/2 — Katowice POL
1952 — Gachago Samuel Mathenge vs Abdou, William — 0-1 — California
1953 — Boxall, RF. vs Abad Calderon, Abraham — 1-0 — Hastings ch-BCF
1954 — Parliaros, Dimitrios vs Gudmundsson, Gudbjartur — 1/2-1/2 — Amsterdam NED
1954 — Weiner, Milan vs Ujtelky, Maximilián Samuel Rudolf — 1/2-1/2 — Prague CZE
8.Qc2 — 19.7% (143 parties)
1950 — Flores, Ranz Kirby Anthony vs Johansson, Ingemar 1966 — 1/2-1/2 — Dubrovnik olm
1951 — Di, Palma Alicia vs Poulsen, Christian — 1/2-1/2 — Beverwijk NED
1952 — Ozols, Karlis vs Hanks, John — 1/2-1/2 — Melbourne AUS
1954 — Steiner, Lajos vs Leonhardt, Wolfgang — 1-0 — Perth AUS
1958 — Aldecoa, Matias vs Perkins, Alan H — 0-1 — Munich GER
8.Re1 — 6.3% (46 parties)
1960 — Bialas, Wolfram vs Kramer, Haije — 1-0 — Leipzig GER
1961 — Zizda, Joe vs Brow, Dr — 1-0 — Monterey Park. CA
1994 — Casocobos Rodriguez, Guillermo vs Rodriguez Antuna, Ruben Angel — 1-0 — Asturias
1995 — Sutmuller, Jos vs Van Amerongen-Jansen, Peggy — 1-0 — ?
1997 — Gomez Fernandez, Angel vs Vidal Alvarez, Norberto — 1-0 — Asturias
8.cxd5 — 4.3% (31 parties)
1954 — Poljak, Srebrenka vs Moiseev, Oleg — 1-0 — Riga LAT
1990 — Winkler, Armin vs Bendel, Ralf — 1/2-1/2 — ?
1991 — Glaser, Andrea vs Mueller-Ludwig, Kristin — 1/2-1/2 — GER
1991 — Gill, Katrin vs Seils, Gudula — 0-1 — R Berlin-Guben
1993 — Aidan George Wilson vs Cassar, P — 1-0 — BCCC