A17a - 7.Re1 - Anglo-Queen’s Indian (1974)

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A17a — Anglo-Queen’s Indian (1974)
1.c4 Nf6 2.Nc3 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Re1
Les coups candidats
7…d5 — 59.4% (1304 parties)
Ambassadeurs : Chernyshov, Konstantin (14x), Vaganian, Rafael A (11x), Kramnik, Vladimir (11x), Tiviakov, Sergei (10x), Karpov, Anatoly (9x), Portisch, Lajos (8x), Csom, Istvan (7x), Wojtkiewicz, Aleksander (7x)
7…Ne4 — 16.9% (371 parties)
Ambassadeurs : Tiviakov, Sergei (13x), Rozentalis, Eduardas (7x), Nguyen, Chi-Minh (6x), Krivoshey, Sergei (4x), Csom, Istvan (4x), Portisch, Lajos (3x), Stefansson, Hannes (3x), Ikonnikov, Vyacheslav (3x)
7…c5 — 14.3% (315 parties)
Ambassadeurs : Borges Matos, Juan (3x), Csom, Istvan (2x), Davies, Natasha Trinity (2x), Petrosian, Arshak B (2x), Kuchynka, Lukas (2x), Kurajica, Bojan (2x), Novak, Ivan (1x), Weiss, Augustin (1x)
7…d6 — 6.8% (150 parties)
Ambassadeurs : Vatnikov, Josif E (2x), Baumgartner, Walter (2x), Gashimov, Vugar (2x), Kozma, Karoly (2x), Welin, Thomas (1x), Wessman, Richard (1x), Gisolini, Michele (1x), Tanzi, Marco (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…d5 7…Ne4 7…c5 7…d6
<1800 49 51% 12% 22% 14%
1800-2200 538 57% 13% 16% 12%
2200-2600 1455 60% 19% 14% 5%
2600+ 86 70% 22% 7% —
Évolution par décennie (% des parties)
Décennie N parties 7…d5 7…Ne4 7…c5 7…d6
1950s 2 50% 50% — —
1970s 37 78% 11% 11% —
1980s 55 75% 5% 18% 2%
1990s 317 62% 10% 16% 9%
2000s 706 58% 19% 14% 7%
2010s 861 57% 18% 14% 8%
2020s 219 63% 17% 15% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…d5 57% 63% ▲ +6.2%
7…Ne4 18% 17% ▼ -1.3%
7…c5 14% 15% ▲ +1.5%
7…d6 8% 4% ▼ -4.2%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Kramnik, Vladimir — 10 parties
Anand, Viswanathan — 4 parties
Ju, Wenjun — 3 parties
Tal, Mikhail — 1 partie
Parties historiques
7…d5 — 59.4% (1304 parties)
1957 — Cafferty, Bernard vs Sutton, Anthony J — 1-0 — Birmingham CC
1974 — Csom, Istvan vs Hecht, Hans-Joachim — 1-0 — Budapest HUN
1975 — Portisch, Lajos vs Karpov, Anatoly — 1/2-1/2 — Milan ITA
1975 — Portisch, Lajos vs Karpov, Anatoly — 1/2-1/2 — ?
1975 — Petrosian, Tigran V. vs Gulko, Boris — 1-0 — Erevan ARM
7…Ne4 — 16.9% (371 parties)
1951 — Boxall, Graham vs Illingworth, Leon — 0-1 — England
1974 — Petrosian, Tigran A. vs Portisch, Lajos — 1/2-1/2 — Palma de Mallorca cm qf
1975 — Portisch, Lajos vs Karpov, Anatoly — 1/2-1/2 — Milan ITA
1975 — Portisch, Lajos vs Karpov, Anatoly — 1/2-1/2 — Milan ITA
1977 — Csom, Istvan vs Spassov, Liuben — 1/2-1/2 — Hamburg GER
7…c5 — 14.3% (315 parties)
1976 — Suba, Mihai vs Filip, Miroslav — 1/2-1/2 — Polanica Zdroj POL
1978 — Novak, Ivan vs Weiss, Augustin — 1/2-1/2 — Marianske Lazne
1978 — Ree, Hans vs Ligterink, Gert — 1/2-1/2 — NLD-ch Leeuwarden NED
1978 — Petrosian, Arshak B vs Kalashian, Loris — 1-0 — Kirovakan
1981 — Helmers, Wim vs Harestad, Thor Geir — 1-0 — Kirkenes
7…d6 — 6.8% (150 parties)
1984 — Welin, Thomas vs Wessman, Richard — 0-1 — Limhamn op
1990 — Davies, Nigel R vs Ammann, Philipp — 1-0 — Lyon op Lyon FRA
1991 — Keitlinghaus, Ludger vs Walti, Rolf — 1-0 — Prague CZE
1991 — Fioramonti, Hung vs Weissen, George — 1-0 — Ticino
1993 — Toth, Balazs vs Leuba, Didier — 1-0 — Switzerland Tch