B22d - 4.exd5 - Alapin

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B22d — Alapin
1.e4 c5 2.c3 e6 3.d4 d5 4.exd5
Les coups candidats
Ambassadeurs : Schmittdiel, Eckhard (23x), ? (18x), Velimirovic, Dragoljub (17x), Vajda, Levente (17x), Okhotnik, Vladimir (16x), Rozentalis, Eduardas (12x), Rabiega, Robert (12x), Strikovic, Aleksa (12x)
Ambassadeurs : Kahn, Peter (6x), Feller, Josy (4x), Mayer, Steven F. (4x), ? (4x), Richards, Heather S (4x), Ehlvest, Jaan (4x), Grott, Peter (4x), Josting, Friedel (4x)
4…cxd4 — 0.3% (13 parties)
Ambassadeurs : Tan, Stephan (1x), Burisch, Christin (1x), Cabak, Michal (1x), Vlk, Miroslav (1x), Tiedt, Guenter (1x), Brost, Austen (1x), Buhmann, Rainer (1x), Liebold, Thomas (1x)
4…Nc6 — 0.0% (2 parties)
Ambassadeurs : Kosanski, Stanko (2x), Jusic, Zdenko (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…exd5 4…Qxd5 4…cxd4 4…Nc6
<1800 281 66% 33% 0% —
1800-2200 2087 74% 26% 0% —
2200-2600 1995 86% 14% 0% 0%
2600+ 27 85% 15% — —
Évolution par décennie (% des parties)
Décennie N parties 4…exd5 4…Qxd5 4…cxd4 4…Nc6
1950s 13 69% 31% — —
1960s 18 72% 28% — —
1970s 143 67% 33% — —
1980s 295 81% 19% — —
1990s 1453 83% 17% 0% 0%
2000s 1523 76% 24% 0% —
2010s 1221 75% 25% 0% —
2020s 340 78% 22% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…exd5 75% 78% ▲ +3.3%
4…Qxd5 25% 22% ▼ -3.1%
4…cxd4 0% 0% -0.2%
4…Nc6 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 4 parties
Tal, Mikhail — 2 parties
Kramnik, Vladimir — 2 parties
Karpov, Anatoly — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
4…exd5 — 77.8% (3895 parties)
1953 — Abhishek Mari S vs Puc, Stojan — 1-0 — Zagreb CRO
1954 — Minev, Nikolay N vs Gligoric, Sofija — 0-1 — Amsterdam olm
1954 — Minev, Nikolay N vs Miguel, Nahuel — 1/2-1/2 — Amsterdam olm
1954 — Canal, Esteban vs Kupper, Josef — 1/2-1/2 — Zurich SUI
1955 — Minev, Nikolay N vs Bertok, Mario Jr. — 1-0 — Zagreb CRO
4…Qxd5 — 21.9% (1096 parties)
1952 — Capps, Carroll vs Spiller, Arthur R — 0-1 — San Luis ARG
1952 — Bogdanovic, Rajko vs Matanovic, Aleksandar — 1/2-1/2 — JUG-ch Belgrade YUG
1958 — Heidenfeld, Wolfgang vs Rojahn, Ernst — 1/2-1/2 — Munich olm fin-C
1959 — Abhishek Mari S vs Vukovic, Sava — 1-0 — Belgrade SRB
1961 — Kalantar, A. vs Roizman, Michael — 0-1 — Batumi GEO
4…cxd4 — 0.3% (13 parties)
1995 — Bui, Van Hung vs Le Minh Quang — 1-0 — Hanoi
1996 — Cabak, Michal vs Vlk, Miroslav — 1-0 — Svetla nad Sazavou
1996 — Tiedt, Guenter vs Brost, Austen — 1-0 — Mecklenburg VP
1996 — Buhmann, Rainer vs Liebold, Thomas — 1-0 — Schoeneck
1997 — Tan, Stephan vs Burisch, Christin — 1-0 — Baunatal GER
4…Nc6 — 0.0% (2 parties)
1994 — Kosanski, Stanko vs Jusic, Zdenko — 1-0 — Ch Croatia (team)
1994 — Kosanski, Stanko vs Jusic, Zdenko — 1-0 — Makarska