E22f - 5.dxc5 - Spielmann (1922)

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E22f — Spielmann (1922)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qb3 c5 5.dxc5
Les coups candidats
Ambassadeurs : Riedel, Wolfgang (9x), Soppe, Guillermo (8x), Aczel, Gergely (7x), Akopian, Vladimir (6x), Faleg, Alberto (5x), Gielow, Michael (5x), Nobrega, Adaucto Wanderley (4x), Csoma, Robert (4x)
5…Na6 — 18.8% (156 parties)
Ambassadeurs : Liebert, Heinz (4x), Anikonov, Dmitry (4x), Donner, Jan-Hein (3x), Epishin, Vladimir (3x), Sliwa, Bogdan (2x), Bouna, Safwan younes (2x), Pfleger, Helmut, Dr. (2x), Porath, Yosef (2x)
5…Bxc5 — 18.4% (152 parties)
Ambassadeurs : Piket, Jeroen (5x), Szymczak, Zbigniew (3x), Riedel, Wolfgang (3x), Hester, David A (2x), Bousios, Hristos (2x), Pincon, Stephane (2x), Henderson, SE (1x), Greene, Sanford I (1x)
5…Qa5 — 1.6% (13 parties)
Ambassadeurs : Dietz, Holger, Dr. (1x), Heidenfeld, Mark (1x), Radice, Luca (1x), Bruno, Fabio (1x), Christiansen, Larry (1x), Ljubojevic, Ljubomir (1x), Zdebik, Barbara (1x), Hauser, Tina (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…Nc6 5…Na6 5…Bxc5 5…Qa5
<1800 34 47% 18% 29% 6%
1800-2200 243 56% 16% 26% 2%
2200-2600 365 65% 20% 15% 1%
2600+ 14 57% 14% 21% 7%
Évolution par décennie (% des parties)
Décennie N parties 5…Nc6 5…Na6 5…Bxc5 5…Qa5
1950s 26 38% 46% 15% —
1960s 34 71% 24% 6% —
1970s 36 56% 19% 25% —
1980s 51 73% 20% 6% 2%
1990s 160 59% 22% 17% 2%
2000s 219 58% 18% 23% 2%
2010s 204 61% 16% 21% 2%
2020s 98 72% 11% 15% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…Nc6 61% 72% ▲ +11.2%
5…Na6 16% 11% ▼ -5.0%
5…Bxc5 21% 15% ▼ -5.3%
5…Qa5 2% 1% ▼ -0.9%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 2 parties
Karpov, Anatoly — 2 parties
Parties historiques
5…Nc6 — 61.2% (507 parties)
1950 — Eken, Max vs Karper, J G — 1-0 — Comp.LB
1950 — Rapaka Samuel Paul vs Pirc, Vasja — 1/2-1/2 — Amsterdam NED
1950 — Eken, Max vs Myhre, Erling — 1-0 — Dubrovnik olm
1950 — Rapaka Samuel Paul vs Almgren, Sven — 0-1 — Los Angeles, CA USA
1951 — Donner, Jan-Hein vs Golombek, Harry — 1-0 — Hastings ENG
5…Na6 — 18.8% (156 parties)
1950 — Eken, Max vs Kupper, Josef — 1-0 — Lucerne SUI
1950 — Donner, Jan-Hein vs Mueller, Helge — 1-0 — Venice ITA
1950 — Donner, Jan-Hein vs Hein-Muller, Hans — 1-0 — Venice ITA
1950 — Donner, Jan-Hein vs Van den Berg, Carel B — 1/2-1/2 — Amsterdam NED
1953 — Bronstein, David I vs Boleslavsky, Isaac — 1/2-1/2 — Zurich SUI
5…Bxc5 — 18.4% (152 parties)
1954 — Henderson, SE vs Greene, Sanford I — 0-1 — Los Angeles, CA USA
1957 — Ghitescu, Theodor vs Munhu, Suren — 1/2-1/2 — Reykjavik ISL
1957 — Decker, Arnold Sheldon vs Lombardy, William J — 1/2-1/2 — New York ch-USA
1959 — Sliwa, Bogdan vs Filipowicz, Andrzej — 1-0 — Lodz ch POL
1964 — Hester, David A vs Collins, Richard — 1-0 — ?
5…Qa5 — 1.6% (13 parties)
1987 — Dietz, Holger, Dr. vs Heidenfeld, Mark — 1/2-1/2 — Wurtemberg
1991 — Zdebik, Barbara vs Hauser, Tina — 0-1 — Magdeburg GER
1993 — Christiansen, Larry vs Ljubojevic, Ljubomir — 1/2-1/2 — Monte Carlo MNC
1996 — Radice, Luca vs Bruno, Fabio — 1-0 — Porto San Giorgio,ITA
2001 — Saga, Vladimir vs Seben, Jaroslav — 0-1 — Slovakia