C18g - 6.bxc3 Ne7 7.h4 - Winawer (1947)

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C18g — Winawer (1947)
1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.h4
Les coups candidats
Ambassadeurs : Drasko, Milan (13x), Van Riemsdijk, Herman C. (11x), Short, Nigel D (9x), Kuczynski, Robert (8x), Kindermann, Stefan (8x), Nitish Belurkar (6x), Lau, Ralf (5x), Hertneck, Gerald (5x)
Ambassadeurs : Van Riemsdijk, Herman C. (11x), Petrik, Tomas (7x), Uhlmann, Wolfgang (6x), Short, Nigel D (6x), Piorun, Kacper (6x), Naumkin, Igor (5x), Wegener, Dirk (4x), Namyslo, Holger (4x)
7…Qa5 — 21.4% (599 parties)
Ambassadeurs : Kuczynski, Robert (10x), Bakheet Farag (6x), Becerra Rivero, Julio (6x), Van Riemsdijk, Herman C. (5x), Ganguly, Surya Shekhar (5x), Poldauf, Dirk (4x), Schmidt, Wlodzimierz (4x), Milos, Gilberto (3x)
7…Bd7 — 4.4% (122 parties)
Ambassadeurs : Barthel, Ansgar (3x), Van Riemsdijk, Herman C. (2x), Sjodahl, Pontus (2x), Zhang-Yushkov, Nikolai (2x), Uhlmann, Wolfgang (2x), Drimer, Dolfi (1x), Salm, Maxwell (1x), Lundqvist, Ake (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Qc7 7…Nbc6 7…Qa5 7…Bd7
<1800 90 38% 28% 19% 3%
1800-2200 945 35% 35% 19% 4%
2200-2600 1456 35% 30% 24% 4%
2600+ 76 50% 28% 14% —
Évolution par décennie (% des parties)
Décennie N parties 7…Qc7 7…Nbc6 7…Qa5 7…Bd7
1950s 12 17% 25% 50% —
1960s 11 36% 36% 9% 18%
1970s 16 19% 50% 6% 12%
1980s 92 26% 38% 29% 4%
1990s 571 25% 39% 22% 7%
2000s 723 28% 43% 18% 5%
2010s 867 34% 29% 25% 4%
2020s 501 61% 15% 18% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Qc7 34% 61% ▲ +27.2%
7…Nbc6 29% 15% ▼ -14.6%
7…Qa5 25% 18% ▼ -7.8%
7…Bd7 4% 1% ▼ -2.9%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 5 parties
Anand, Viswanathan — 2 parties
Kasparov, Garry — 1 partie
Parties historiques
7…Qc7 — 34.8% (973 parties)
1957 — Engels, Adrian vs Aguilar, Perez Richard — 1-0 — Rio de Janeiro BRA
1957 — Engels, Ludwig vs Perez Alcocer, Jose — 1-0 — Rio de Janeiro BRA
1965 — Koskinen, Antti vs Sloth, Gustav Idun — 0-1 — corr Baltic
1966 — Simpson, James vs Pelling, Tim W — 1-0 — Sunderland
1968 — Drimer, Dolfi vs Voiculescu, Paul — 1/2-1/2 — Bucharest ROU
7…Nbc6 — 32.4% (905 parties)
1957 — Rabindra Ch. Dey vs Makelainen, Melisa Taika — 1/2-1/2 — Toronto wch-jr
1958 — Florian, Tibor vs Barczay, Laszlo — 1/2-1/2 — HUN-ch Budapest HUN
1958 — Cross, Robert Gary vs Barry, James — 1-0 — Barbera Santa CA
1961 — Prechtel, Helmut vs Bhaskar Jyoti Koch — 0-1 — cr.
1967 — Drimer, Dolfi vs Hansen, Per — 1-0 — Whitby
7…Qa5 — 21.4% (599 parties)
1950 — Pilnik, Herman vs Trifunovic, Petar — 1-0 — Mar del Plata ARG
1952 — Phillips Andrea vs Clarke, Peter — 1/2-1/2 — Chester ch-BCF
1954 — Salm, Maxwell vs Koch, Berthold — 1-0 — ?
1954 — Arinda Bernice vs Pereira, Silvio Cunha — 1-0 — Wch2 sf5 corr
1954 — Nielsen, Julius vs Koch, Berthold — 1-0 — ?
7…Bd7 — 4.4% (122 parties)
1961 — Salm, Maxwell vs Lundqvist, Ake — 1-0 — corr FS
1969 — Drimer, Dolfi vs Uhlmann, Wolfgang — 1/2-1/2 — Raach
1975 — Kelleher Clay vs Donaldson, John — 0-1 — Vancouver BC CAN
1976 — Korchnoi, Viktor vs Brown, Simon D — 1-0 — London ENG
1986 — Van Riemsdijk, Herman C. vs De Souza, Adilson Batista — 1-0 — Brasilia open