D45f - 5…Nbd7 (1900)

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D45f —
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7
Les coups candidats
Ambassadeurs : Deforel, Jorge Eduardo (169x), Dreev, Aleksey (107x), Korneev, Oleg (94x), Naumkin, Igor (92x), Dao, Thien Hai (79x), Weber, Karlheinz (79x), Bakheet Farag (78x), Salzmann, Stefan (75x)
Ambassadeurs : Weber, Karlheinz (109x), Sveshnikov, Evgeny (72x), Dreev, Aleksey (63x), Korneev, Oleg (58x), Kaidanov, Gregory (55x), Gelfand, Boris (48x), Ribli, Zoltan (46x), Bisguier, Arthur B (46x)
6.Be2 — 4.1% (3383 parties)
Ambassadeurs : Suleymenov, Alisher (17x), Suba, Mihai (13x), Epishin, Vladimir (13x), Nikolic, Predrag (13x), Agrest, Evgenij (11x), Grebnev, Aleksey (11x), Drozdovskij, Yuri (8x), Zhou, Jianchao (7x)
6.b3 — 1.7% (1385 parties)
Ambassadeurs : Van Wieringen, Cornelius A (13x), Husemann, Andreas (12x), Gonzaga Grego, Luís (9x), Uhlmann, Wolfgang (7x), Galjé, Hans (6x), Chin, Sheng Ern Matthew (6x), Albano, Anthony (5x), Sjodahl, Pontus (5x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.Qc2 6.Bd3 6.Be2 6.b3
<1800 4413 35% 49% 5% 2%
1800-2200 30606 44% 44% 4% 2%
2200-2600 37479 57% 36% 4% 2%
2600+ 2390 56% 36% 5% 1%
Évolution par décennie (% des parties)
Décennie N parties 6.Qc2 6.Bd3 6.Be2 6.b3
1950s 760 28% 65% 0% 2%
1960s 717 23% 69% 1% 2%
1970s 861 15% 78% 1% 2%
1980s 2374 28% 66% 2% 1%
1990s 11422 45% 46% 4% 1%
2000s 24540 43% 48% 3% 1%
2010s 32660 53% 38% 3% 2%
2020s 10092 59% 23% 13% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.Qc2 53% 59% ▲ +5.8%
6.Bd3 38% 23% ▼ -14.5%
6.Be2 3% 13% ▲ +10.7%
6.b3 2% 2% ▼ -0.5%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Botvinnik, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 10 parties
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 10 parties
Ding, Liren — 10 parties
Gukesh D — 10 parties
Ju, Wenjun — 8 parties
Hou, Yifan — 8 parties
Karpov, Aleksandr — 2 parties
Smyslov, Vladimir — 1 partie
Parties historiques
6.Qc2 — 48.2% (40178 parties)
1950 — Miguel, Nahuel vs Kotov, Alexander — 1/2-1/2 — Budapest HUN
1950 — O'Kelly, Albéric de Galway vs Foltys, Jan — 1/2-1/2 — Amsterdam NED
1950 — O'Kelly de Galway, Alberic vs Foltys, Jan — 1/2-1/2 — Amsterdam NED
1950 — Ceccato, Vittorio vs Castaldi, Vincenzo — 1-0 — Sorrento
1950 — Foltys, Jan vs Donner, Jan-Hein — 1-0 — Amsterdam NED
6.Bd3 — 42.0% (35035 parties)
1950 — Neikirkh, Oleg vs Popov, Vesselin — 1/2-1/2 — Sofia BUL
1950 — Von Baudissin vs Borowski, Piotr — 1-0 — ?
1950 — Skrovina, Milan vs Nipgaus — 1-0 — ?
1950 — Collins Justin vs Bosch van Rosenthal, Edzard — 1/2-1/2 — corr Wch1
1950 — Simagin, Vladimir vs Arlamowski, Edward — 1-0 — Schiavno Zdroj
6.Be2 — 4.1% (3383 parties)
1950 — Grosser, Wilhelm vs Hunte, Hugo — 1/2-1/2 — Soemmerda GER
1952 — Werner, Stephan vs Hoethker, Christian — 1/2-1/2 — Guetersloh
1956 — Ujtelky, Maximilián Samuel Rudolf vs Pachman, Ludek — 0-1 — Marianske Lazne
1960 — Aloni, Itzchak vs Pomar Salamanca, Arturo — 1/2-1/2 — Leipzig GER
1961 — Aloni, Itzchak vs Trifunovic, Petar — 1/2-1/2 — Netanya ISR
6.b3 — 1.7% (1385 parties)
1950 — Collet, Hugo vs Schmidt, Paul Felix — 0-1 — Saarbruecken
1952 — Illgen, Alexander vs Hoethker, Christian — 0-1 — Guetersloh
1952 — De Souza Mendes, Joao vs Bisguier, Arthur B — 1/2-1/2 — Vienna 5253 Vienna AUT
1953 — Kwapisz, Stanislaw vs Szapiel, Henryk — 0-1 — Krakow POL
1953 — Khasin, Abram vs Klovans, Janis — 1-0 — Leningrad RUS