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A81k — Dutch (1933)
1.d4 f5 2.g3 Nf6 3.Bg2 g6 4.Nf3
Les coups candidats
4…Bg7 — 98.5% (17101 parties)
Ambassadeurs : Malaniuk, Vladimir P (143x), Sherwood, Russell (59x), Pirs, Matjaz (54x), Marten, Gero (48x), Vrana, Frantisek (45x), Hoang, Thanh Trang (44x), De La Riva Aguado, Oscar (36x), Van Wely, Loek (35x)
4…d6 — 1.2% (206 parties)
Ambassadeurs : Almarza Mato, Carlos (10x), Ringsborg, Allan (4x), Zwaig, Arne (3x), Abend, Peter (2x), Danner, Lambert (2x), Escribano, Jose (2x), Ametrano, Anton Giulio (2x), Desmarais, Serge (2x)
4…c6 — 0.1% (15 parties)
Ambassadeurs : Kholmov, Ratmir D (2x), Meijers, Viesturs (2x), Malich, Burkhard, Dr. (1x), Knezevic, Milorad (1x), Beim, Valeri (1x), Beum (1x), Bogunov, Stepan (1x), Objois, Pierre-henri (1x)
4…e6 — 0.1% (13 parties)
Ambassadeurs : Heilmann, Michael (4x), Gantner, Ralf (2x), Holzhey, Beate (2x), Allen, Richard G (1x), Hoefer, Hans-Peter (1x), Leupold, Volker (1x), Pirs, Matjaz (1x), Oberpriller, Johannes (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…Bg7 4…d6 4…c6 4…e6
<1800 716 97% 2% 0% 0%
1800-2200 6473 98% 2% 0% 0%
2200-2600 8274 99% 1% 0% 0%
2600+ 204 99% 1%
Évolution par décennie (% des parties)
Décennie N parties 4…Bg7 4…d6 4…c6 4…e6
1950s 34 100%
1960s 108 96% 4%
1970s 244 99% 1% 0%
1980s 850 99% 1% 0%
1990s 3566 99% 1% 0%
2000s 4620 99% 1% 0% 0%
2010s 6505 98% 2% 0% 0%
2020s 1426 99% 1% 0% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…Bg7 98% 99% ▲ +0.9%
4…d6 2% 1% ▼ -0.9%
4…c6 0% 0% +0.0%
4…e6 0% 0% +0.1%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 8 parties
Carlsen, Magnus — 8 parties
Karpov, Anatoly — 7 parties
Ju, Wenjun — 7 parties
Anand, Viswanathan — 4 parties
Kasparov, Garry — 1 partie
Tal, Mikhail — 1 partie
Ding, Liren — 1 partie
Parties historiques
4…Bg7 — 98.5% (17101 parties)
1951 — Nedeljkovic, Srecko M vs Fuderer, Andrija — 1-0 — Ljubljana
1953 — Kramer, Haije vs Eken, Max — 1/2-1/2 — Beverwijk NED
1954 — Benkner, Otto vs Parliaros, Dimitrios — 1-0 — Amsterdam olm
1955 — Andersen, Borge vs Larsen, Bent — 0-1 — Aalborg DEN
1955 — Larsen, Bent vs Nyman, Sture V — 1-0 — Stockholm SWE
4…d6 — 1.2% (206 parties)
1962 — Aloni, Itzchak vs Ghitescu, Theodor — 1/2-1/2 — Varna olm
1969 — Portisch, Lajos vs Zwaig, Arne — 1-0 — Raach
1969 — Uhlmann, Wolfgang vs Zwaig, Arne — 1-0 — Raach zt
1969 — Jakobsen, Ole vs Zwaig, Arne — 1/2-1/2 — Raach
1971 — Oppedal, David vs Vorpagel, Russell — 1/2-1/2 — ?
4…c6 — 0.1% (15 parties)
1976 — Malich, Burkhard, Dr. vs Knezevic, Milorad — 1-0 — Decin CZE
1982 — Beim, Valeri vs Kholmov, Ratmir D — 1-0 — Smolensk RUS
1982 — Beum vs Kholmov, Ratmir D — 1-0 — Smolensk RUS
1997 — Bogunov, Stepan vs Objois, Pierre-henri — 1-0 — Issy les Moulineaux
2002 — Canals, Francesco vs Burdio Gracia, Delfin — 1/2-1/2 — Logrono
4…e6 — 0.1% (13 parties)
2002 — Allen, Richard G vs Hoefer, Hans-Peter — 0-1 — IECC
2004 — Gantner, Ralf vs Heilmann, Michael — 1/2-1/2 — ?
2004 — Holzhey, Beate vs Heilmann, Michael — 1-0 — ?
2004 — Gantner, Ralf vs Heilmann, Michael — 1/2-1/2 — ?
2004 — Holzhey, Beate vs Heilmann, Michael — 1-0 — ?