A40c — Polish Defence
1.d4 b5 2.e4 Bb7
Eval: [+1.21]
Les coups candidats
3.Bd3 — 42.0% (718 parties)
Ambassadeurs : Zapolskis, Antanas (13x), Fernandez, Daniel Howard (11x), Ivanets, Vladimir (9x), Accardo, Francesco (9x), Wuts, Frank (7x), De Filippis, Francesco (7x), Chura, Michal (7x), Csom, Istvan (5x)
3.f3 — 20.1% (343 parties)
Ambassadeurs : ? (5x), Nurkic, Sahbaz (5x), Wuts, Frank (4x), Ljubojevic, Ljubomir (3x), Oberst, Thomas (3x), Viloria, Daniel David (3x), Kuttnig, Roland (3x), Maeckelbergh, Anne-Marie (3x)
3.Nd2 — 19.1% (326 parties)
Ambassadeurs : Zapolskis, Antanas (8x), Chura, Michal (7x), Csom, Istvan (5x), Krivoshapko, Alexander (5x), Pessi, Emil-George (4x), De Filippis, Francesco (4x), Pliska, Miroslav (4x), Langeveld, Michel (4x)
Ambassadeurs : Zapolskis, Antanas (8x), Hodgson, Julian M (4x), Popchev, Milko (4x), Braune, Andre (3x), Leisebein, P. (3x), Novikov, Konstantin Ivan (3x), De Filippis, Francesco (3x), Peng, Zhaoqin (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3.Bd3 3.f3 3.Nd2 3.Bxb5
<1800 84 45% 18% 25% 7%
1800-2200 642 47% 21% 16% 13%
2200-2600 619 40% 15% 24% 19%
2600+ 3 33% 33% 33%
Évolution par décennie (% des parties)
Décennie N parties 3.Bd3 3.f3 3.Nd2 3.Bxb5
1920s 4 50% 50%
1930s 8 38% 38% 12%
1940s 4 75% 25%
1950s 3 67% 33%
1960s 4 25% 75%
1970s 30 33% 43% 17% 7%
1980s 117 32% 21% 21% 21%
1990s 328 35% 31% 18% 12%
2000s 546 47% 19% 18% 13%
2010s 550 44% 15% 20% 17%
2020s 114 46% 9% 22% 18%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3.Bd3 44% 46% ▲ +1.4%
3.f3 15% 9% ▼ -6.0%
3.Nd2 20% 22% ▲ +1.9%
3.Bxb5 17% 18% ▲ +1.7%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 2 parties
Euwe, Max — 1 partie
Ding, Liren — 1 partie
Hou, Yifan — 1 partie
Parties historiques
3.Bd3 — 42.0% (718 parties)
1926 — Helling, Karl vs Caceres Richter, Dylan — 0-1 — Berlin GER
1929 — Van den Bosch, Johannes vs Weenink, Henri — 0-1 — NED
1932 — Weichert, Willi vs Prins, Lodewijk — 1/2-1/2 — Hastings ENG
1933 — Harum, Gisela vs Prins, Lodewijk — 0-1 — Ebensee
1933 — Muhring, Willem Jan vs Prins, Lodewijk — 0-1 — NED
3.f3 — 20.1% (343 parties)
1935 — Collins Tongoyo vs De Prins, Emma — 0-1 — Hastings ENG
1935 — Wood, Baruch vs Prins, Lodewijk — 1-0 — Great Yarmouth
1939 — Euwe, Max vs Abrahams, Gerald — 1-0 — Bournemouth
1942 — de Sardenberg Schmid, Fabian Rodrigo vs Heuaecker, Paul — 0-1 — Bad Elster
1949 — Kopaev, Nikolay A vs Duz-Khotimirsky, Fedor Ivanovich — 0-1 — Vilnius LTU
3.Nd2 — 19.1% (326 parties)
1923 — Mlotkowski, Stasch vs Scrader, E. — 1-0 — Los Angeles, CA USA
1925 — Post, Erhard vs Richter, Kurt P — 0-1 — Berlin GER
1934 — Cherta, Pedro vs Prins, Lodewijk — 1/2-1/2 — Sitges
1947 — Bogoljubow, Efim vs Niephaus, Walter — 0-1 — Stuttgart GER
1954 — Alvarez del Monte, Jose vs Linskens, Rogelio — 1-0 — Montevideo URU
3.Bxb5 — 14.7% (251 parties)
1959 — Pojedziniec, Wladyslaw vs Szpakowski, Marek — 1-0 — Lodz ch POL
1978 — Freeman, Matthew Herbert vs Smith, Andrew Philip — 0-1 — BCF-ch Ayr SCO
1979 — Pigott, John C vs Basman, Michael J — 0-1 — Ramsgate November
1980 — Riedel, Wolfgang vs Pagden, Michael Ashley — 1-0 — London ENG
1980 — Littlewood, Paul E vs Klaric, Zlatko — 1-0 — Borovo