E17e - 7…c5 - Queen’s Indian (1931)

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E17e — Queen’s Indian (1931)
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.Nc3 O-O 7.Qc2 c5
Les coups candidats
8.d5 — 88.4% (274 parties)
Ambassadeurs : Korotylev, Alexey (5x), Korchnoi, Viktor (4x), Banikas, Hristos (4x), Deforel, Jorge Eduardo (4x), Adams, Michael (3x), Naumkin, Igor (3x), Karpov, Anatoly (2x), Petursson, Margeir (2x)
8.dxc5 — 7.7% (24 parties)
Ambassadeurs : Kamenetsky (1x), Bolbochan, Jacobo (1x), Knezevic, Milorad (1x), Lechtynsky, Jiri (1x), Hille, Ralph Ingo (1x), Gottschlich, Carsten (1x), Szobi, Geza Jr. (1x), Szabo, Zsolt (1x)
8.O-O — 2.3% (7 parties)
Ambassadeurs : Herz Enrique (1x), Agrel, Diane (1x), Gallagher, Joseph G. (1x), Wells, Ian D (1x), Wright, Barry (1x), Power, Mike (1x), Kaposztas, Miklos (1x), Dub, Zeev (1x)
8.e4 — 1.3% (4 parties)
Ambassadeurs : Hlavac, Peter (1x), Petrik, Tomas (1x), Nobili, Denis (1x), Forgues, Valerie (1x), Stiepan, Hans-Michael (1x), Toews, Manuel (1x), Pasku, Llambi (1x), Adean Ossma Nassr Mohammed (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.d5 8.dxc5 8.O-O 8.e4
<1800 15 80% 13% 7% —
1800-2200 102 83% 11% 2% 3%
2200-2600 134 91% 6% 2% 1%
2600+ 25 96% 4% — —
Évolution par décennie (% des parties)
Décennie N parties 8.d5 8.dxc5 8.O-O 8.e4
1950s 1 — 100% — —
1960s 2 50% — 50% —
1970s 12 92% 8% — —
1980s 13 92% — 8% —
1990s 43 81% 14% 2% 2%
2000s 96 89% 8% 2% —
2010s 118 91% 5% 2% 3%
2020s 25 92% 8% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.d5 91% 92% ▲ +1.3%
8.dxc5 5% 8% ▲ +2.9%
8.O-O 2% 0% ▼ -1.7%
8.e4 3% 0% ▼ -2.5%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 2 parties
Karpov, Aleksandr — 1 partie
Carlsen, Magnus — 1 partie
Hou, Yifan — 1 partie
Ding, Liren — 1 partie
Parties historiques
8.d5 — 88.4% (274 parties)
1963 — Lim Hong Gie vs Choo, Min Wang — 1/2-1/2 — Jakarta INA
1972 — Bukic, Enver vs Kristinsson, Jon — 1/2-1/2 — Vrnjacka Banja SRB
1973 — Dzindzichashvili, Roman vs Shamkovich, Leonid — 1-0 — USSR
1973 — Sienkiewicz, Igor vs Brodie, Hugh — 1/2-1/2 — Montreal CAN
1974 — Korchnoi, Viktor vs Karpov, Anatoly — 1/2-1/2 — Moscow RUS
8.dxc5 — 7.7% (24 parties)
1959 — Kamenetsky vs Bolbochan, Jacobo — 0-1 — Buenos Aires ARG
1973 — Knezevic, Milorad vs Lechtynsky, Jiri — 1/2-1/2 — Luhacovice CZE
1993 — Wohlfahrt, Herbert vs Ninaus, Michael — 1-0 — OST-chJ/U-20
1995 — Hille, Ralph Ingo vs Gottschlich, Carsten — 1-0 — NRW
1995 — Alfredsson, Ove vs Umberg, Voldemar — 1/2-1/2 — DSU
8.O-O — 2.3% (7 parties)
1966 — Herz Enrique vs Agrel, Diane — 1/2-1/2 — Cordoba ARG
1981 — Gallagher, Joseph G. vs Wells, Ian D — 0-1 — Sutton
1998 — Wright, Barry vs Power, Mike — 0-1 — IECC
2001 — Kaposztas, Miklos vs Dub, Zeev — 1/2-1/2 — Budapest HUN
2008 — Pilimon, Zbigniew vs Zinczuk, Leon — 1/2-1/2 — Bialystok
8.e4 — 1.3% (4 parties)
1999 — Hlavac, Peter vs Petrik, Tomas — 0-1 — SVK-ch Nove Zamky SVK
2010 — Stiepan, Hans-Michael vs Toews, Manuel — 1/2-1/2 — Ditzingen
2012 — Nobili, Denis vs Forgues, Valerie — 1-0 — Pau
2014 — Pasku, Llambi vs Adean Ossma Nassr Mohammed — 0-1 — Tromsoe NOR