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D20e — QGA (1912)
1.d4 d5 2.c4 dxc4 3.e3 e5 4.Bxc4 exd4 5.exd4
Les coups candidats
Ambassadeurs : Huebner, Robert (9x), Bucinskas, Valdas (9x), Hjorth, Jesper (9x), Stevic, Hrvoje (8x), Malaniuk, Vladimir P (6x), Guliyev, Namig (6x), Kurajica, Bojan (6x), Matulovic, Milan (5x)
5…Bd6 — 33.1% (901 parties)
Ambassadeurs : Semcesen, Daniel (11x), Moiseenko, Alexander (6x), Gunina, Valentina (6x), Kizov, Atanas (5x), Sorcinelli, Andrea (5x), Estrada Nieto, Julian (4x), Stojanovic, Mih (4x), Josse, Mark (4x)
Ambassadeurs : Korchut, Adam (17x), Matulovic, Milan (9x), Stavrakakis, Vasilios (9x), Krizsany, Laszlo (6x), Szakolczai, Peter (4x), Afek, Yochanan (4x), Malaniuk, Vladimir P (3x), Andi Balladho Aspat Colle (3x)
5…Nc6 — 3.5% (94 parties)
Ambassadeurs : Napolitano, Christian (1x), Grassi, Alberto (1x), Mohamed, Islam H (1x), Rossetto, Hector (1x), Dubinin, Peter (1x), Asaturian, Sergei Rubenovich (1x), Pohl, Ursula (1x), Nowarra, Waltraud (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…Nf6 5…Bd6 5…Bb4+ 5…Nc6
<1800 189 50% 24% 14% 8%
1800-2200 998 49% 32% 15% 3%
2200-2600 1161 49% 41% 9% 1%
2600+ 57 53% 47%
Évolution par décennie (% des parties)
Décennie N parties 5…Nf6 5…Bd6 5…Bb4+ 5…Nc6
1950s 11 55% 9% 27%
1960s 17 35% 29% 12% 24%
1970s 10 70% 20% 10%
1980s 81 56% 11% 28% 5%
1990s 335 55% 10% 29% 4%
2000s 643 52% 22% 18% 5%
2010s 1260 48% 41% 8% 2%
2020s 361 39% 55% 3% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…Nf6 48% 39% ▼ -8.3%
5…Bd6 41% 55% ▲ +14.1%
5…Bb4+ 8% 3% ▼ -5.6%
5…Nc6 2% 2% ▼ -0.8%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 3 parties
Anand, Viswanathan — 1 partie
Karpov, Anatoly — 1 partie
Carlsen, Magnus — 1 partie
Botvinnik, Mikhail — 1 partie
Parties historiques
5…Nf6 — 48.7% (1324 parties)
1950 — Machate, Gottlieb vs Teschner, Rudolf — 1/2-1/2 — Bad Pyrmont GER
1950 — Letelier Martner, Rene vs Kramer, Gerald — 0-1 — Dubrovnik olm
1951 — Kearney, G A vs Kerr, W D — 1-0 — Belfast IRL
1957 — Minev, Nikolay N vs Rannanjarvi — 1-0 — Reykjavik ISL
1957 — Schmetkov vs Edlin, Lucious — 1-0 — ?
5…Bd6 — 33.1% (901 parties)
1952 — Balcarek, Wiktor vs Sliwa, Bogdan — 1/2-1/2 — Katowice POL
1961 — Harrow, Martin vs Bisguier, Arthur B — 0-1 — San Francisco, CA USA
1963 — Fairclough, M J vs Hankipohja, Antti — 0-1 — ?
1964 — Ghitescu, Theodor vs Jansa, Vlastimil — 1/2-1/2 — Zinnowitz Zinnowitz GER
1965 — Halfdanarson, Jon vs Brent, Richard P — 1-0 — Barcelona ESP
5…Bb4+ — 13.0% (354 parties)
1956 — Steger, Josef vs Schmidt, Wolfgang — 1-0 — Aachen GER
1956 — Johannessen, Svein vs Jauregui, Carlos — 1-0 — Moskou olm
1958 — Ribeiro, Joao vs Sakellaropoulos, Theodoros — 1-0 — Munich olm fin-C
1965 — Delander, Adolf vs Lohmann, Heinrich1 — 1/2-1/2 — Kiel GER
1967 — Vacca, Georges vs Pellegrino, Jean — 1/2-1/2 — Dieppe FRA
5…Nc6 — 3.5% (94 parties)
1962 — Mohamed, Islam H vs Rossetto, Hector — 1-0 — Varna BUL
1968 — Napolitano, Christian vs Grassi, Alberto — 0-1 — Milan ch
1968 — Pohl, Ursula vs Nowarra, Waltraud — 0-1 — Weimar
1969 — Dubinin, Peter vs Asaturian, Sergei Rubenovich — 1-0 — EU-FSM/4 corr
1984 — Sack, Uriel vs Rasidovic, Sead — 1/2-1/2 — Caorle ITA