D34h - 9.dxc5 - QGD Tarrasch

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D34h — QGD Tarrasch
1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 8.O-O O-O 9.dxc5
Les coups candidats
Ambassadeurs : Morin, Louis (20x), Halkias, Stelios (18x), Bezgodov, Alexei (15x), Chandler, Murray G (14x), Weyerstrass, Ronald (14x), Miles, Anthony J (12x), Espig, Lutz (11x), Petursson, Margeir (9x)
Ambassadeurs : Tadic, Branko (6x), Kovalevskaya, Ekaterina (6x), Zolnierowicz, Krzysztof (5x), Boricsev, Oleg (4x), Gerusel, Mathias (3x), Wade, Robert G (3x), Honfi, Karoly (3x), Lundin, Jan (3x)
9…Be6 — 0.3% (15 parties)
Ambassadeurs : Naselli, Adriano (1x), Benzaquen, Pablo (1x), Fonseca, Carlos Roberto (1x), Tasso, Arquimedes (1x), Martyn, Rafe (1x), Diermair, Andreas (1x), Palacios, Bobby (1x), Rositsan, Boris (1x)
9…h6 — 0.3% (14 parties)
Ambassadeurs : Rossetto, Hector (1x), Vidal, Faustino (1x), Foisor, Cristina-Adela (1x), Michaille, Laurent (1x), Abdulwahhab, Ahmed Abdulsattar A (1x), Joventino R (1x), Dachowski, Julian (1x), Lada, Damian (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…Bxc5 9…d4 9…Be6 9…h6
<1800 162 91% 6% 1% 2%
1800-2200 1793 88% 11% 0% 1%
2200-2600 2677 90% 10% 0% 0%
2600+ 52 92% 8% — —
Évolution par décennie (% des parties)
Décennie N parties 9…Bxc5 9…d4 9…Be6 9…h6
1950s 38 34% 61% 3% —
1960s 85 64% 36% — —
1970s 159 70% 30% — 1%
1980s 529 90% 10% 0% —
1990s 860 90% 10% 0% 0%
2000s 1155 86% 13% 0% 0%
2010s 1987 90% 10% 0% 0%
2020s 445 96% 4% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…Bxc5 90% 96% ▲ +6.0%
9…d4 10% 4% ▼ -5.5%
9…Be6 0% 0% -0.3%
9…h6 0% 0% -0.4%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 3 parties
Karpov, Anatoly — 2 parties
Smyslov, Vladimir — 1 partie
Kramnik, Vladimir — 1 partie
Ding, Liren — 1 partie
Carlsen, Magnus — 1 partie
Gukesh D — 1 partie
Parties historiques
9…Bxc5 — 88.0% (4629 parties)
1950 — Stulik, Vlastimil vs Petrov, Peter — 1/2-1/2 — CSR-BUL Prague CZE
1950 — Nilsson, Zandor vs Stoltz, Gosta — 0-1 — Stockholm SWE
1950 — Nilsson, Abby vs Stoltz, De Raven — 0-1 — Stockholm SWE
1950 — Soluch, Leopold vs Michel, Paul — 1-0 — Vienna AUT
1952 — Lizarraga Martin, Jose Ignacio vs Marchisotti Eduardo — 0-1 — ?
9…d4 — 11.3% (595 parties)
1950 — Acoltzi Ruiz, Mariana vs Michel, Clement Paul — 0-1 — Mar del Plata ARG
1950 — Casas Perea, Fernando vs Piazzini, Luis — 1-0 — Argentina
1951 — Kardos, E vs Honfi, Karoly — 0-1 — Budapest HUN
1951 — Zalys, Ignas vs Johnson, Waveney Oshanna — 1-0 — cr Golden Knights
1952 — Averbakh, Yuri L vs Steiner, Herman — 1-0 — Stockholm izt
9…Be6 — 0.3% (15 parties)
1958 — Naselli, Adriano vs Benzaquen, Pablo — 1-0 — Buenos Aires ARG
1984 — Fonseca, Carlos Roberto vs Tasso, Arquimedes — 0-1 — Curitiba
1992 — Palacios, Bobby vs Rositsan, Boris — 1-0 — Toronto CAN
1994 — Argiroudis, Stamatis vs Tzioufas, Konstantinos — 0-1 — Athens GRE
1998 — Martyn, Rafe vs Diermair, Andreas — 0-1 — Mureck AUT
9…h6 — 0.3% (14 parties)
1972 — Rossetto, Hector vs Vidal, Faustino — 1-0 — Zarate op
1995 — Foisor, Cristina-Adela vs Michaille, Laurent — 1-0 — Lyon op Lyon FRA
1996 — Abdulwahhab, Ahmed Abdulsattar A vs Joventino R — 1-0 — ?
2005 — Ianov, Viktor vs Dobak, Daniel — 1-0 — Paks HUN
2005 — Billenkamp, Thomas vs Stieber, Ulrich — 1-0 — Bayern