B03e - 4.c4 - Alekhine Defense

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B03e — Alekhine Defense
1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.c4
Les coups candidats
Ambassadeurs : Baburin, Alexander (72x), Lenz, Juergen (53x), ? (51x), Cafferty, Bernard (48x), Konopka, Michal (44x), Schirmer, Michael (39x), Kantorik, Marian (39x), Grunberg, Mihai-Lucian (36x)
4…Nb4 — 0.1% (11 parties)
Ambassadeurs : Withers, James (1x), Patterson, Stephen (1x), Szamoskozi, Gabor (1x), Szonyi, Bence (1x), Akpinar, Ilker (1x), Celik, Irfan (1x), Le, Nguyen Quoc Thuan (1x), Nguyen, Hoang Nam (1x)
4…Nf6 — 0.0% (3 parties)
Ambassadeurs : De Jong, Peter (1x), Stegeman, Frits (1x), Strating, Henk (1x), Wieringa, K. (1x), Cabuso, Rustum (1x), Luz, Arthur Nader (1x)
4…dxe5 — 0.0% (3 parties)
Ambassadeurs : Conde, Jose Antonio (1x), Huber Rick (1x), Alexandrov, Bianca Alberta (1x), Priore, Luca (1x), Vorontsov, Gennady Nikolaevich (1x), Bugay, Aleksey Anatolievic (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…Nb6 4…Nb4 4…Nf6 4…dxe5
<1800 1323 100% 0% — —
1800-2200 9369 100% 0% 0% 0%
2200-2600 6807 100% — — —
2600+ 83 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 4…Nb6 4…Nb4 4…Nf6 4…dxe5
1950s 67 100% — — —
1960s 230 100% — — —
1970s 870 100% — — —
1980s 1079 100% — 0% —
1990s 3810 100% 0% 0% 0%
2000s 6347 100% 0% — —
2010s 6645 100% 0% 0% 0%
2020s 1782 100% 0% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…Nb6 100% 100% -0.0%
4…Nb4 0% 0% +0.1%
4…Nf6 0% 0% -0.0%
4…dxe5 0% 0% -0.0%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 6 parties
Carlsen, Magnus — 5 parties
Karpov, Anatoly — 3 parties
Hou, Yifan — 2 parties
Smyslov, Vladimir — 1 partie
Parties historiques
4…Nb6 — 99.9% (20809 parties)
1950 — Adams, Weaver vs ? — 1-0 — Des Moines, IA USA
1950 — Adams Anieze Okpah vs ? — 1-0 — ?
1950 — Richter Elias Noel vs Strelak — 1-0 — Chocen
1950 — Blatny, Frantisek vs Vrbata, Zbynek — 1-0 — Chocen
1950 — Novak, Zbynek vs LAR, Rai Joseph — 0-1 — Chocen
4…Nb4 — 0.1% (11 parties)
1996 — Withers, James vs Patterson, Stephen — 1-0 — corr IECG Class 2
1998 — Szamoskozi, Gabor vs Szonyi, Bence — 0-1 — HUN
2002 — Akpinar, Ilker vs Celik, Irfan — 1-0 — Kocaeli TUR
2004 — Le, Nguyen Quoc Thuan vs Nguyen, Hoang Nam — 1-0 — Phu Dong
2004 — Benet Munoz, Adolfo vs Cruz Garcia, Guillermo — 1-0 — Alzira
4…Nf6 — 0.0% (3 parties)
1984 — De Jong, Peter vs Stegeman, Frits — 1-0 — Utrecht NED
1993 — Strating, Henk vs Wieringa, K. — 1/2-1/2 — corr Netherlands
2019 — Cabuso, Rustum vs Luz, Arthur Nader — 1-0 — Niteroi BRA
4…dxe5 — 0.0% (3 parties)
1998 — Conde, Jose Antonio vs Huber Rick — 1-0 — UECC email
2016 — Vorontsov, Gennady Nikolaevich vs Bugay, Aleksey Anatolievic — 1-0 — ICCF
2019 — Alexandrov, Bianca Alberta vs Priore, Luca — 1-0 — ICCF